Multilayer composites with thermal barrier properties

Abstract

The present disclosure relates to a multi-layer composite that may include a first barrier layer and a first foam layer. The first foam layer may include a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component. The multi-layer component may have a thickness of at least about 0.5 mm and not more than about 10 mm. The multi-layer component may also have an HBF flammability rating measured according to ASTM D4986.

Description

[Technical Field]

[0001] FIELD OF THE DISCLOSURE The present disclosure relates to multilayer composites, and in particular to multilayer composites for use in various applications, such as as thermal barriers in battery packs, and methods of forming the same. Summary of the Invention [Problem to be solved by the invention]

[0002] Multilayer composite films can be designed for high temperature protection in a variety of applications, such as for use as thermal barriers in electric vehicle battery packs, thermal barrier covers in high temperature cable protection, thermal barrier containers for thermal spray containment, etc. However, in these and other applications, the thermal growth potential continues to increase due to improvements in technology. Thus, there is a continuing need for improved barrier designs that protect against such high thermal potential.

[0003] According to a first aspect, a multilayer composite can include a first barrier layer and a first foam layer. The first foam layer can include a silicone matrix component, a flame-retardant filler component, and a thermal insulating filler component. The multilayer component can have a thickness of at least about 0.5 mm and not more than about 10 mm. The multilayer component can also have an HBF flammability rating measured according to ASTM D4986.

[0004] According to another embodiment, a multilayer composite can include a first barrier layer and a first foam layer. The first foam layer can include a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component. The multilayer component can have a thickness of at least about 0.5 mm and not more than about 10 mm. The multilayer component can also have an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0005] According to yet another aspect, a multilayer composite may include a first barrier layer and a first foam layer. The first foam layer may include a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component. The first barrier layer may include a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof. The flame-retardant filler component of the first foam layer may include a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, vermiculite, and any combination thereof. The insulating filler component of the first foam layer can include a filler selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof. The multilayer composite can have a thickness of at least about 0.5 mm and no more than about 10 mm.

[0006] According to another embodiment, a thermal barrier composite can include a first barrier layer and a first foam layer. The first foam layer can include a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component. The multilayer component can have a thickness of at least about 0.5 mm and not more than about 10 mm. The multilayer component can also have an HBF flammability rating measured according to ASTM D4986.

[0007] According to another embodiment, a thermal barrier composite can include a first barrier layer and a first foam layer. The first foam layer can include a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component. The multilayer component can have a thickness of at least about 0.5 mm and not more than about 10 mm. The multilayer component can also have an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0008] According to yet another aspect, a thermal barrier composite may include a first barrier layer and a first foam layer. The first foam layer may include a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component. The first barrier layer may include a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof. The flame-retardant filler component of the first foam layer may include a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, vermiculite, and any combination thereof. The insulating filler component of the first foam layer may comprise a filler selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof. The thermal barrier composite may have a thickness of at least about 0.5 mm and no more than about 10 mm. [Brief explanation of the drawings]

[0009] Embodiments are illustrated by way of example and not limitation in the accompanying figures. [Figure 1] FIG. 1 includes an illustration of an exemplary multi-layer composite according to certain embodiments described herein. [Figure 2] FIG. 2 includes an illustration of an exemplary multi-layer composite according to certain embodiments described herein. [Figure 3] FIG. 3 includes an illustration of an exemplary multi-layer composite according to certain embodiments described herein. [Figure 4] FIG. 4 includes an illustration of an exemplary thermal barrier composite according to certain embodiments described herein. [Figure 5] FIG. 5 includes an illustration of an exemplary thermal barrier composite according to certain embodiments described herein. [Figure 6]FIG. 6 includes an illustration of an exemplary thermal barrier composite according to certain embodiments described herein.

[0010] Skilled artisans will appreciate that elements in the figures are illustrated for simplicity and clarity and have not necessarily been drawn to scale. DETAILED DESCRIPTION OF THE INVENTION

[0011] The following discussion focuses on specific implementations and embodiments of the teachings. The detailed description is provided to help explain the specific embodiments and should not be construed as a limitation on the scope or applicability of the disclosure or teachings. It will be understood that other embodiments may be used based on the disclosure and teachings provided herein.

[0012] The terms "comprises," "comprising," "includes," "including," "has," "having," or any other variation thereof, are intended to cover a non-exclusive inclusion. For example, a method, article, or apparatus that includes a list of features is not necessarily limited to only those features, but may include other features not expressly listed or that are inherent to such method, article, or apparatus. Further, unless expressly stated to the contrary, "or" refers to an inclusive or, not an exclusive or. For example, condition A or B can be satisfied by any one of the following: A is true (or present) and B is false (or absent), A is false (or absent) and B is true (or present), and both A and B are true (or present).

[0013] Additionally, the use of "a" or "an" is employed to describe elements and components described herein. This is done merely for convenience and to give a general sense of the scope of the invention. This description should be understood as one, at least one, or the singular as including the plural, or vice versa, unless it is clear that this is meant otherwise. For example, where a single item is described herein, two or more items can be used in place of the single item. Similarly, where two or more items are described herein, the two or more items can be replaced with a single item.

[0014]

[0003] Embodiments described herein generally relate to multilayer composites that may include a first barrier layer and a first foam layer. According to certain embodiments, the first foam layer may include a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component. According to yet other embodiments, the multilayer composites may exhibit a combination of improved flame resistance and compression performance.

[0015] For illustrative purposes, Figure 1 shows a multi-layer composite 100 according to embodiments described herein. As shown in Figure 1, the multi-layer composite 100 can include a first barrier layer 102 and a first foam layer 104. The first foam layer 104 can include a silicone-based matrix component 110, a flame-retardant filler component 120, and a thermal insulating filler component 130.

[0016] According to certain embodiments, the silicone-based matrix component 110 of the first foam layer 104 may comprise a platinum-catalyzed addition-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 110 may comprise a peroxide-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 110 may comprise a tin-catalyzed silicone foam. According to still other embodiments, the silicone-based matrix component 110 may comprise any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0017] According to certain embodiments, the silicone-based matrix component 110 can be comprised of a platinum-catalyzed addition-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 110 can be comprised of a peroxide-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 110 can be comprised of a tin-catalyzed silicone foam. According to still other embodiments, the silicone-based matrix component 110 can be comprised of any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0018] According to certain embodiments, the silicone-based matrix component 110 can be a platinum-catalyzed addition-cure silicone foam layer. According to yet other embodiments, the silicone-based matrix component 110 can be a peroxide-cure silicone foam layer. According to yet other embodiments, the silicone-based matrix component 110 can be a tin-catalyzed silicone foam layer. According to still other embodiments, the silicone-based matrix component 110 can be a layer of any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0019] According to still other embodiments, the flame-retardant filler component 120 may be selected from a particular group of materials. For example, the flame-retardant filler component 120 may be selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, vermiculite, and any combination thereof.

[0020] According to still other embodiments, the flame-retardant filler component 120 may include certain materials. For example, the flame-retardant filler component 120 may include a metal hydrate. According to still other embodiments, the flame-retardant filler component 120 may include a borate compound. According to still other embodiments, the flame-retardant filler component 120 may include a platinum compound. According to still other embodiments, the flame-retardant filler component 120 may include a transition metal oxide. According to other embodiments, the flame-retardant filler component 120 may include a metal carbonate. According to still other embodiments, the flame-retardant filler component 120 may include calcium silicate. According to yet other embodiments, the flame-retardant filler component 120 may include aluminum silicate. According to still other embodiments, the flame-retardant filler component 120 may include magnesium silicate. According to still other embodiments, the flame-retardant filler component 120 may include glass frit. According to still other embodiments, the flame-retardant filler component 120 may include an alkali salt. According to still other embodiments, the flame-retardant filler component 120 may include vermiculite. According to yet other embodiments, the flame-retardant filler component 120 may include any combination of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, glass frits, alkali salts, or vermiculite.

[0021] According to still other embodiments, the flame-retardant filler component 120 can be made of a specific material. For example, the flame-retardant filler component 120 can be made of a metal hydrate. According to still other embodiments, the flame-retardant filler component 120 can be made of a borate compound. According to still other embodiments, the flame-retardant filler component 120 can be made of a platinum compound. According to still other embodiments, the flame-retardant filler component 120 can be made of a transition metal oxide. According to other embodiments, the flame-retardant filler component 120 can be made of a metal carbonate. According to still other embodiments, the flame-retardant filler component 120 can be made of calcium silicate. According to yet other embodiments, the flame-retardant filler component 120 can be made of aluminum silicate. According to still other embodiments, the flame-retardant filler component 120 can be made of magnesium silicate. According to still other embodiments, the flame-retardant filler component 120 can be made of glass frit. According to still other embodiments, the flame-retardant filler component 120 can be comprised of an alkali salt. According to yet other embodiments, the flame-retardant filler component 120 can be comprised of vermiculite. According to still other embodiments, the flame-retardant filler component 120 can be comprised of any combination of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, or vermiculite.

[0022] According to still other embodiments, the flame-retardant filler component 120 can be a specific material. For example, the flame-retardant filler component 120 can be a metal hydrate filler. According to still other embodiments, the flame-retardant filler component 120 can be a borate filler. According to still other embodiments, the flame-retardant filler component 120 can be a platinum compound filler. According to still other embodiments, the flame-retardant filler component 120 can be a transition metal oxide filler. According to other embodiments, the flame-retardant filler component 120 can be a metal carbonate filler. According to still other embodiments, the flame-retardant filler component 120 can be a calcium silicate filler. According to yet other embodiments, the flame-retardant filler component 120 can be an aluminum silicate filler. According to still other embodiments, the flame-retardant filler component 120 can be a magnesium silicate filler. According to still other embodiments, the flame-retardant filler component 120 can be a glass frit filler. According to yet other embodiments, the flame-retardant filler component 120 can be an alkali salt filler. According to yet other embodiments, the flame-retardant filler component 120 can be a vermiculite filler. According to still other embodiments, the flame-retardant filler component 120 can be any combination of fillers of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, or vermiculite.

[0023] According to yet other embodiments, the flame-retardant filler component 120 may be selected from a specific group of metal hydrate materials. For example, the flame-retardant filler component 120 may be selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

[0024] According to still other embodiments, the flame-retardant filler component 120 may include certain metal hydrate materials. For example, the flame-retardant filler component 120 may include aluminum trihydrate. According to still other embodiments, the flame-retardant filler component 120 may include magnesium dihydroxide. According to yet other embodiments, the flame-retardant filler component 120 may include boehmite. According to other embodiments, the flame-retardant filler component 120 may include calcium hydroxide. According to still other embodiments, the flame-retardant filler component 120 may include huntite. According to still other embodiments, the flame-retardant filler component 120 may include gypsum. According to other embodiments, the flame-retardant filler component 120 may include hydromagnesite. According to still other embodiments, the flame-retardant filler component 120 may include any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite.

[0025] According to still other embodiments, the flame-retardant filler component 120 can be comprised of certain metal hydrate materials. For example, the flame-retardant filler component 120 can be comprised of aluminum trihydrate. According to still other embodiments, the flame-retardant filler component 120 can be comprised of magnesium dihydroxide. According to yet other embodiments, the flame-retardant filler component 120 can be comprised of boehmite. According to other embodiments, the flame-retardant filler component 120 can be comprised of calcium hydroxide. According to still other embodiments, the flame-retardant filler component 120 can be comprised of huntite. According to still other embodiments, the flame-retardant filler component 120 can be comprised of gypsum. According to other embodiments, the flame-retardant filler component 120 can be comprised of hydromagnesite. According to still other embodiments, the flame-retardant filler component 120 can be comprised of any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite.

[0026] According to still other embodiments, the flame-retardant filler component 120 can be a specific metal hydrate material filler. For example, the flame-retardant filler component 120 can be an aluminum trihydrate filler. According to still other embodiments, the flame-retardant filler component 120 can be a magnesium dihydroxide filler. According to yet other embodiments, the flame-retardant filler component 120 can be a boehmite filler. According to other embodiments, the flame-retardant filler component 120 can be a calcium hydroxide filler. According to still other embodiments, the flame-retardant filler component 120 can be a huntite filler. According to still other embodiments, the flame-retardant filler component 120 can be a gypsum filler. According to other embodiments, the flame-retardant filler component 120 can be a hydromagnesite filler. According to still other embodiments, the flame-retardant filler component 120 can be any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite fillers.

[0027] According to yet other embodiments, the flame-retardant filler component 120 may be selected from a specific group of borate materials. For example, the flame-retardant filler component 120 may be selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

[0028] According to still other embodiments, the flame-retardant filler component 120 may include certain borate materials. For example, the flame-retardant filler component 120 may include zinc borate. According to still other embodiments, the flame-retardant filler component 120 may include calcium borate. According to other embodiments, the flame-retardant filler component 120 may include sodium borate. According to still other embodiments, the flame-retardant filler component 120 may include potassium borate. According to still other embodiments, the flame-retardant filler component 120 may include lithium borate. According to still other embodiments, the flame-retardant filler component 120 may include any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate.

[0029] According to still other embodiments, the flame-retardant filler component 120 can be comprised of certain borate materials. For example, the flame-retardant filler component 120 can be comprised of zinc borate. According to still other embodiments, the flame-retardant filler component 120 can be comprised of calcium borate. According to other embodiments, the flame-retardant filler component 120 can be comprised of sodium borate. According to still other embodiments, the flame-retardant filler component 120 can be comprised of potassium borate. According to still other embodiments, the flame-retardant filler component 120 can be comprised of lithium borate. According to still other embodiments, the flame-retardant filler component 120 can be comprised of any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate.

[0030] According to still other embodiments, the flame-retardant filler component 120 can be a specific borate material filler. For example, the flame-retardant filler component 120 can be a zinc borate filler. According to still other embodiments, the flame-retardant filler component 120 can be a calcium borate filler. According to other embodiments, the flame-retardant filler component 120 can be a sodium borate filler. According to still other embodiments, the flame-retardant filler component 120 can be a potassium borate filler. According to still other embodiments, the flame-retardant filler component 120 can be a lithium borate filler. According to still other embodiments, the flame-retardant filler component 120 can be any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate fillers.

[0031] According to yet other embodiments, the flame-retardant filler component 120 may be selected from a specific group of platinum compound materials. For example, the flame-retardant filler component 120 may be selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

[0032] According to yet other embodiments, the flame-retardant filler component 120 may include certain platinum compound materials. For example, the flame-retardant filler component 120 may include platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane. According to yet other embodiments, the flame-retardant filler component 120 may include hexachloroplatinic acid. According to yet other embodiments, the flame-retardant filler component 120 may include any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0033] According to yet other embodiments, the flame-retardant filler component 120 can be comprised of certain platinum compound materials. For example, the flame-retardant filler component 120 can be comprised of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane. According to yet other embodiments, the flame-retardant filler component 120 can be comprised of hexachloroplatinic acid. According to yet other embodiments, the flame-retardant filler component 120 can be comprised of any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0034] According to yet other embodiments, the flame-retardant filler component 120 can be a specific platinum compound material filler. For example, the flame-retardant filler component 120 can be a platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane filler. According to yet other embodiments, the flame-retardant filler component 120 can be a hexachloroplatinic acid filler. According to yet other embodiments, the flame-retardant filler component 120 can be any combination of fillers, or platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0035] According to yet other embodiments, the flame-retardant filler component 120 may be selected from a specific group of transition metal oxide materials. For example, the flame-retardant filler component 120 may be selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

[0036] According to still other embodiments, the flame-retardant filler component 120 may include certain transition metal oxide materials. For example, the flame-retardant filler component 120 may include iron oxide. According to still other embodiments, the flame-retardant filler component 120 may include cerium oxide. According to other embodiments, the flame-retardant filler component 120 may include zinc oxide. According to still other embodiments, the flame-retardant filler component 120 may include any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide.

[0037] According to still other embodiments, the flame-retardant filler component 120 can be comprised of certain transition metal oxide materials. For example, the flame-retardant filler component 120 can be comprised of iron oxide. According to still other embodiments, the flame-retardant filler component 120 can be comprised of cerium oxide. According to other embodiments, the flame-retardant filler component 120 can be comprised of zinc oxide. According to still other embodiments, the flame-retardant filler component 120 can be comprised of any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide.

[0038] According to still other embodiments, the flame-retardant filler component 120 can be a specific transition metal oxide material filler. For example, the flame-retardant filler component 120 can be an iron oxide filler. According to still other embodiments, the flame-retardant filler component 120 can be a cerium oxide filler. According to other embodiments, the flame-retardant filler component 120 can be a zinc oxide filler. According to still other embodiments, the flame-retardant filler component 120 can be any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide fillers.

[0039] According to yet other embodiments, the flame-retardant filler component 120 may be selected from a specific group of metal carbonate materials. For example, the flame-retardant filler component 120 may be selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

[0040] According to still other embodiments, the flame-retardant filler component 120 may include certain transition metal carbonate materials. For example, the flame-retardant filler component 120 may include huntite. According to yet other embodiments, the flame-retardant filler component 120 may include calcium carbonate. According to still other embodiments, the flame-retardant filler component 120 may include any combination of huntite or calcium carbonate.

[0041] According to still other embodiments, the flame-retardant filler component 120 can be comprised of certain transition metal carbonate materials. For example, the flame-retardant filler component 120 can be comprised of huntite. According to yet other embodiments, the flame-retardant filler component 120 can be comprised of calcium carbonate. According to still other embodiments, the flame-retardant filler component 120 can be comprised of any combination of huntite or calcium carbonate.

[0042] According to yet other embodiments, the flame-retardant filler component 120 can be a specific transition metal carbonate material filler. For example, the flame-retardant filler component 120 can be a huntite filler. According to yet other embodiments, the flame-retardant filler component 120 can be a calcium carbonate filler. According to yet other embodiments, the flame-retardant filler component 120 can be any combination of huntite or calcium carbonate filler.

[0043] According to yet other embodiments, the fire-retardant filler component 120 may be selected from a specific group of metal carbonate mixtures. For example, the fire-retardant filler component 120 may be selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

[0044] According to yet other embodiments, the flame-retardant filler component 120 may include a specific metal carbonate mixture. For example, the flame-retardant filler component 120 may include a natural mixture of hydromagnesite. According to other embodiments, the flame-retardant filler component 120 may include a natural mixture of hydromagnesite. According to still other embodiments, the flame-retardant filler component 120 may include any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0045] According to yet another embodiment, the flame-retardant filler component 120 can be comprised of a specific metal carbonate mixture. For example, the flame-retardant filler component 120 can be comprised of a natural mixture of hydromagnesite. According to another embodiment, the flame-retardant filler component 120 can be comprised of a natural mixture of hydromagnesite. According to yet another embodiment, the flame-retardant filler component 120 can be comprised of any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0046] According to yet another embodiment, the flame-retardant filler component 120 can be a specific metal carbonate mixture filler. For example, the flame-retardant filler component 120 can be a filler of a natural mixture of hydromagnesite. According to another embodiment, the flame-retardant filler component 120 can be a filler of a natural mixture of hydromagnesite. According to yet another embodiment, the flame-retardant filler component 120 can be a filler of any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0047] According to yet other embodiments, the flame-retardant filler component 120 may be selected from a specific group of alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 120 may be selected from the group consisting of wollastonite, mica, kaolin, clay, talc, vermiculite, and any combination thereof.

[0048] According to still other embodiments, the flame-retardant filler component 120 may include certain alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 120 may include wollastonite. According to still other embodiments, the flame-retardant filler component 120 may include mica. According to still other embodiments, the flame-retardant filler component 120 may include clay. According to other embodiments, the flame-retardant filler component 120 may include kaolin. According to still other embodiments, the flame-retardant filler component 120 may include talc. According to other embodiments, the flame-retardant filler component 120 may include vermiculite. According to still other embodiments, the flame-retardant filler component 120 may include any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite.

[0049] According to still other embodiments, the flame-retardant filler component 120 can be comprised of certain alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 120 can be comprised of wollastonite. According to still other embodiments, the flame-retardant filler component 120 can be comprised of mica. According to still other embodiments, the flame-retardant filler component 220 can be comprised of clay. According to other embodiments, the flame-retardant filler component 120 can be comprised of kaolin. According to still other embodiments, the flame-retardant filler component 120 can be comprised of talc. According to other embodiments, the flame-retardant filler component 120 can be comprised of vermiculite. According to still other embodiments, the flame-retardant filler component 120 can be comprised of any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite.

[0050] According to still other embodiments, the flame-retardant filler component 120 may be a filler of a specific alumina silicate material or magnesium silicate material. For example, the flame-retardant filler component 120 may be a wollastonite filler. According to still other embodiments, the flame-retardant filler component 120 may be a mica filler. According to still other embodiments, the flame-retardant filler component 220 may be a clay filler. According to other embodiments, the flame-retardant filler component 120 may be a kaolin filler. According to still other embodiments, the flame-retardant filler component 120 may be a talc filler. According to other embodiments, the flame-retardant filler component 120 may be a vermiculite filler. According to still other embodiments, the flame-retardant filler component 120 may be any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite fillers.

[0051] According to yet other embodiments, the flame-retardant filler component 120 may be selected from a specific group of alkali salt materials. For example, the flame-retardant filler component 120 may be selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

[0052] According to still other embodiments, the flame-retardant filler component 120 may include certain alkali salt materials. For example, the flame-retardant filler component 120 may include sodium carbonate. According to yet other embodiments, the flame-retardant filler component 120 may include potassium carbonate. According to still other embodiments, the flame-retardant filler component 120 may include any combination of sodium carbonate or potassium carbonate.

[0053] According to still other embodiments, the flame-retardant filler component 120 can be comprised of certain alkali salt materials. For example, the flame-retardant filler component 120 can be comprised of sodium carbonate. According to yet other embodiments, the flame-retardant filler component 120 can be comprised of potassium carbonate. According to still other embodiments, the flame-retardant filler component 120 can be comprised of any combination of sodium carbonate or potassium carbonate.

[0054] According to yet other embodiments, the flame-retardant filler component 120 can be a specific alkali salt material filler. For example, the flame-retardant filler component 120 can be a sodium carbonate filler. According to yet other embodiments, the flame-retardant filler component 120 can be a potassium carbonate filler. According to yet other embodiments, the flame-retardant filler component 120 can be any combination of sodium carbonate or potassium carbonate fillers.

[0055] According to yet other embodiments, the insulating filler component 130 may be selected from a particular group of materials. For example, the insulating filler component 130 may be selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof.

[0056] According to still other embodiments, the insulating filler component 130 may include a particular material. For example, the insulating filler component 130 may include expanded perlite. According to still other embodiments, the insulating filler component 130 may include non-expanded perlite. According to still other embodiments, the insulating filler component 130 may include glass beads. According to still other embodiments, the insulating filler component 130 may include vermiculite. According to still other embodiments, the insulating filler component 130 may include expanded vermiculite. According to still other embodiments, the insulating filler component 130 may include expanded glass. According to still other embodiments, the insulating filler component 130 may include zeolite. According to still other embodiments, the insulating filler component 130 may include aerogel. According to still other embodiments, the insulating filler component 130 may include silica. According to still other embodiments, the insulating filler component 130 may include porous silica. According to other embodiments, the insulating filler component 130 may include porous alumina. According to still other embodiments, the insulating filler component 130 may include any combination of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina.

[0057] According to still other embodiments, the insulating filler component 130 can be made of a specific material. For example, the insulating filler component 130 can be made of expanded perlite. According to yet other embodiments, the insulating filler component 130 can be made of non-expanded perlite. According to still other embodiments, the insulating filler component 130 can be made of glass beads. According to still other embodiments, the insulating filler component 130 can be made of vermiculite. According to still other embodiments, the insulating filler component 130 can be made of expanded vermiculite. According to still other embodiments, the insulating filler component 130 can be made of expanded glass. According to still other embodiments, the insulating filler component 130 can be made of zeolite. According to still other embodiments, the insulating filler component 130 can be made of aerogel. According to still other embodiments, the insulating filler component 130 can be made of silica. According to still other embodiments, the insulating filler component 130 can be made of porous silica. According to other embodiments, the insulating filler component 130 can be comprised of porous alumina. According to still other embodiments, the insulating filler component 130 can be comprised of any combination of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina.

[0058] According to still other embodiments, the insulating filler component 130 can be a filler of a specific material. For example, the insulating filler component 130 can be an expanded perlite filler. According to still other embodiments, the insulating filler component 130 can be a non-expanded perlite filler. According to still other embodiments, the insulating filler component 130 can be a glass bead filler. According to still other embodiments, the insulating filler component 130 can be a vermiculite filler. According to still other embodiments, the insulating filler component 130 can be an expanded vermiculite filler. According to still other embodiments, the insulating filler component 130 can be an expanded glass filler. According to still other embodiments, the flame-retardant filler component 220 can be a zeolite filler. According to still other embodiments, the insulating filler component 130 can be an aerogel filler. According to still other embodiments, the insulating filler component 130 can be a silica filler. According to still other embodiments, the insulating filler component 130 can be a porous silica filler. According to other embodiments, the insulating filler component 130 can be a porous alumina filler. According to still other embodiments, the insulating filler component 130 can be any combination of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina fillers.

[0059] According to certain embodiments, the first foam layer 104 can include a particular content of the silicone-based matrix component 110. For example, the first foam layer 104 can include a silicone-based matrix component content of at least about 20 wt%, e.g., at least about 25 wt%, or at least about 30 wt%, or at least about 35 wt%, or at least about 40 wt%, or at least about 45 wt%, or even at least about 50 wt%, based on the total weight of the first foam layer 104. According to still other embodiments, the first foam layer 104 can include a silicone-based matrix component content of about 85 wt% or less, e.g., about 80 wt% or less, or about 75 wt% or less, or about 70 wt% or less, or even about 65 wt% or less, based on the total weight of the first foam layer 104. It will be understood that the silicone-based matrix component content of the first foam layer 104 can be within a range between any of the above values. It will be further understood that the silicone-based matrix component content of first foam layer 104 can be any value between any of the minimum and maximum values ​​noted above.

[0060] According to yet other embodiments, the first foam layer 104 can include a particular content of the flame-retardant filler component 120. For example, the first foam layer 104 can include a flame-retardant filler component content of at least about 1 wt%, e.g., at least about 2 wt%, or at least about 3 wt%, or at least about 4 wt%, or at least about 5 wt%, or at least about 7 wt%, or at least about 10 wt%, or at least about 12 wt%, or even at least about 15 wt%, based on the total weight of the first foam layer 104. According to still other embodiments, the first foam layer 104 can include a flame-retardant filler component content of about 35 wt% or less, e.g., about 34 wt% or less, or about 33 wt% or less, or about 32 wt% or less, or about 31 wt% or less, or about 30 wt% or less, or about 28 wt% or less, or about 25 wt% or less, or about 23 wt% or less, or about 20 wt% or less, based on the total weight of the first foam layer 104. It will be understood that the flame-retardant filler component content of the first foam layer 104 can range between any of the values ​​recited above. It will further be understood that the flame-retardant filler component content of the first foam layer 104 can be any value between any of the minimum and maximum values ​​recited above.

[0061] According to yet other embodiments, the first foam layer 104 can include a particular content of the insulating filler component 120. For example, the first foam layer 104 can include an insulating filler component content of at least about 1 wt%, e.g., at least about 2 wt%, or at least about 3 wt%, or at least about 4 wt%, or at least about 5 wt%, or at least about 7 wt%, or at least about 10 wt%, or at least about 12 wt%, or even at least about 15 wt%, based on the total weight of the first foam layer 104. According to still other embodiments, the first foam layer 104 can include an insulating filler component content of about 25 wt% or less, e.g., about 24 wt% or less, or about 23 wt% or less, or about 22 wt% or less, or about 21 wt% or less, or about 20 wt% or less, or about 19 wt% or less, or about 18 wt% or less, or about 17 wt% or less, or about 16 wt% or less, based on the total weight of the first foam layer 104. It will be understood that the insulating filler component content of the first foam layer 104 can range between any of the values ​​recited above. It will further be understood that the insulating filler component content of the first foam layer 104 can be any value between any of the minimum and maximum values ​​recited above.

[0062] According to certain embodiments, the first foam layer 104 may have a particular flammability rating as measured in accordance with ASTM D4986. In particular, the foam layer may have an HBF flammability rating as measured in accordance with ASTM D4986.

[0063] According to certain embodiments, the first foam layer 104 may have a particular flammability rating as measured in accordance with ASTM D3801. In particular, the foam layer may have a V-0 flammability rating as measured in accordance with ASTM D3801.

[0064] According to certain embodiments, the multi-layer composite 100 may have a particular flammability rating as measured in accordance with ASTM D4986. In particular, the foam layer may have an HBF flammability rating as measured in accordance with ASTM D4986.

[0065] According to certain embodiments, the multi-layer composite 100 may have a particular flammability rating as measured in accordance with ASTM D3801. In particular, the foam layer may have a V-0 flammability rating as measured in accordance with ASTM D3801.

[0066] According to still other embodiments, the first foam layer 104 may have a specified autoignition time when exposed to a hot plate test at a temperature of 650°C. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold side surface temperature. The temperature curve is recorded, and the point of autoignition, if any, is noted. According to certain embodiments, the first foam layer 104 may have an autoignition time of at least about 1 minute, e.g., at least about 1.5 minutes, or at least about 2 minutes, or at least about 2.5 minutes, or at least about 3 minutes, or at least about 3.5 minutes, or at least about 4.0 minutes, or at least about 4.5 minutes, or even at least about 5.0 minutes. It will be understood that the autoignition time of the first foam layer 104 may range between any of the above values. It will be further understood that the autoignition time of the first foam layer 104 can be any value between any of the above values.

[0067] According to still other embodiments, the multilayer composite 100 may have a specified autoignition time when exposed to a hot plate test at a temperature of 650°C. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold side surface temperature. The temperature curve is recorded, and the point of autoignition, if any, is noted. According to certain embodiments, the multilayer composite 100 may have an autoignition time of at least about 1 minute, e.g., at least about 1.5 minutes, or at least about 2 minutes, or at least about 2.5 minutes, or at least about 3 minutes, or at least about 3.5 minutes, or at least about 4.0 minutes, or at least about 4.5 minutes, or even at least about 5.0 minutes. It will be understood that the autoignition time of the multilayer composite 100 may range between any of the above values. It will be further understood that the autoignition time of the multi-layer composite 100 can be any value between any of the above values.

[0068] According to yet other embodiments, the first foam layer 104 may have a specified cold-side temperature measured at 5 minutes when a 3 mm thick foam is exposed to a 650°C hot plate test. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold-side surface temperature. According to certain embodiments, the first foam layer 104 may have a cold-side temperature of about 300°C or less, e.g., about 275°C or less, or about 250°C or less, or about 225°C or less, or about 200°C or less, or about 175°C or less, or even about 150°C or less. According to still other embodiments, the first foam layer 104 may have a cold-side temperature of at least about 25°C. It will be understood that the cold-side temperature of the first foam layer 104 may range between any of the above values. It will be further understood that the cold side temperature of the first foam layer 104 can be any value between any of the above values.

[0069] According to yet other embodiments, the multilayer composite 100 may have a specified cold-side temperature measured at 5 minutes when a 3 mm thick foam is exposed to a 650°C hot plate test. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold-side surface temperature. According to certain embodiments, the multilayer composite 100 may have a cold-side temperature of about 300°C or less, e.g., about 275°C or less, or about 250°C or less, or about 225°C or less, or about 200°C or less, or about 175°C or less, or even about 150°C or less. According to still other embodiments, the multilayer composite 100 may have a cold-side temperature of at least about 25°C. It will be understood that the cold-side temperature of the multilayer composite 100 may range between any of the above values. It will be further understood that the cold side temperature of the multi-layer composite 100 can be any value between any of the above values.

[0070] According to yet other embodiments, the multilayer composite 100 may have a specified burn-through time measured when exposed to a torch test conducted at a temperature of 1000°C. For purposes of the embodiments described herein, the torch test is conducted by preparing a 1 inch by 1 inch specimen of the material and positioning it 1.5 inches from the torch. A thermocouple is secured to the flame side to measure the "hot side" temperature, which is adjusted to 1000°C. A second thermocouple is positioned on the opposite side of the sample to measure the "cold side" temperature. If this occurs, the time until the torch burns through the sample (burn-through time) is measured. According to certain embodiments, the multilayer composite 100 may have a burn-through time of at least about 6 minutes, e.g., at least about 6.5 minutes, or at least about 7 minutes, or at least about 7.5 minutes, or at least about 8 minutes, or at least about 8.5 minutes, or at least about 9.0 minutes, or at least about 9.5 minutes, or even at least about 10.0 minutes. It will be appreciated that the burn-through time of the multi-layer composite 100 can be within a range between any of the above values. It will be further appreciated that the burn-through time of the multi-layer composite 100 can be any value between any of the above values.

[0071] According to still other embodiments, the first foam layer 104 can have a particular thickness. For example, the first foam layer 104 can have a thickness of at least about 0.5 mm, e.g., at least about 1.0 mm, or at least about 1.5 mm, or at least about 2.0 mm, or at least about 2.5 mm, or at least about 3.0 mm, or at least about 3.5 mm, or at least about 4.0 mm, or at least about 4.5 mm, or even at least about 5.0 mm. According to still other embodiments, the first foam layer 104 can have a thickness of about 10 mm or less, e.g., about 9.5 mm or less, or about 9.0 mm or less, or about 8.5 mm or less, or about 8.0 mm or less, or about 7.5 mm or less, or about 7.0 mm or less, or about 6.5 mm or less, or even about 6.0 mm or less. It will be understood that the thickness of the first foam layer 104 can be within a range between any of the minimum and maximum values ​​noted above. It will be further understood that the thickness of the first foam layer 104 can be any value between any of the minimum and maximum values ​​noted above.

[0072] According to still other embodiments, the multilayer composite 100 can have a particular thickness. For example, the multilayer composite 100 can have a thickness of at least about 0.5 mm, e.g., at least about 1.0 mm, or at least about 1.5 mm, or at least about 2.0 mm, or at least about 2.5 mm, or at least about 3.0 mm, or at least about 3.5 mm, or at least about 4.0 mm, or at least about 4.5 mm, or even at least about 5.0 mm. According to still other embodiments, the multilayer composite 100 can have a thickness of about 10 mm or less, e.g., about 9.5 mm or less, or about 9.0 mm or less, or about 8.5 mm or less, or about 8.0 mm or less, or about 7.5 mm or less, or about 7.0 mm or less, or about 6.5 mm or less, or even about 6.0 mm or less. It will be understood that the thickness of the multilayer composite 100 can be within a range between any of the minimum and maximum values ​​noted above. It will be further understood that the thickness of the multilayer composite 100 can be any value between any of the minimum and maximum values ​​listed above.

[0073] According to yet other embodiments, the first foam layer 104 may have a specific 25% strain compression rating. For purposes of the embodiments described herein, the 25% strain compression rating is defined as the compression rating of a sample measured at 25% strain and is determined by measuring the compression force and compression force deflection of the sample at 25% strain. Force-to-compression (FTC) is defined as the peak force (or stress) compressing the sample to a predetermined strain, and compression-force-deflection (CFD) is defined as the plateau or relaxation force (or stress) sustained by the sample when held at the desired strain (i.e., 25%). Measurements are made using a texture analyzer that finds and records both FTC and CFD values ​​after a 60-second hold time, a 0.16 mm / s compression rate, and a 10-gram trigger force.

[0074] According to certain embodiments, the first foam layer 104 may have a 25% strain compression rating of about 500 kPa or less, e.g., about 475 kPa or less, or about 450 kPa or less, or about 425 kPa or less, or about 400 kPa or less, or about 375 kPa or less, or about 350 kPa or less, or about 325 kPa or less, or about 300 kPa or less, or about 275 kPa or less, or about 250 kPa or less, or about 225 kPa or less, or about 200 kPa or less, or about 175 kPa or less, or about 150 kPa or less, or about 125 kPa or less, or about 100 kPa or less. According to yet other embodiments, the first foam layer 104 may have a 25% strain compression rating of at least about 5 kPa, e.g., at least about 10 kPa, or at least about 15 kPa, or at least about 20 kPa, or at least about 25 kPa. It will be appreciated that the 25% strain compression rating of the first foam layer 104 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the 50% strain compression rating of the first foam layer 104 can be any value between any of the minimum and maximum values ​​noted above.

[0075] According to yet other embodiments, the multilayer composite 100 may have a specific 25% strain compression rating. For purposes of the embodiments described herein, the 25% strain compression rating is defined as the compressive rating of a sample measured at 25% strain and is determined by measuring the compressive force and compressive force deflection of the sample at 25% strain. The compressive force (FTC) is defined as the peak force (or stress) compressing the sample to a predetermined strain, and the compressive force deflection (CFD) is defined as the plateau or relaxation force (or stress) sustained by the sample when held at the desired strain (i.e., 25%). Measurements are made using a texture analyzer that finds and records both the FTC and CFD values ​​after a 60-second hold time, a compression rate of 0.16 mm / s, and a trigger force of 10 grams.

[0076] According to certain embodiments, the multilayer composite 100 may have a 25% strain compression rating of about 500 kPa or less, e.g., about 475 kPa or less, or about 450 kPa or less, or about 425 kPa or less, or about 400 kPa or less, or about 375 kPa or less, or about 350 kPa or less, or about 325 kPa or less, or about 300 kPa or less, or about 275 kPa or less, or about 250 kPa or less, or about 225 kPa or less, or about 200 kPa or less, or about 175 kPa or less, or about 150 kPa or less, or about 125 kPa or less, or about 100 kPa or less. According to still other embodiments, the multilayer composite 100 may have a 25% strain compression rating of at least about 5 kPa, e.g., at least about 10 kPa, or at least about 15 kPa, or at least about 20 kPa, or at least about 25 kPa. It will be appreciated that the 25% strain compression rating of the multi-layer composite 100 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the 50% strain compression rating of the multi-layer composite 100 can be any value between any of the minimum and maximum values ​​noted above.

[0077] According to still other embodiments, the first foam layer 104 may have a particular density. For purposes of the embodiments described herein, the density of the first foam layer 104 may be determined according to ASTM D1056. According to a particular embodiment, the first foam layer 104 may have a density of about 1200 kg / m 3 Below, for example, about 1175 kg / m 3 or less, or about 1150 kg / m 3 or less than 1125 kg / m 3 or less than 1100 kg / m 3 or less than 1050 kg / m 3 or less than 1000 kg / m 3 or less, or 950 kg / m 3 or less, or 900 kg / m 3 or less, or 850 kg / m 3 or less than 800 kg / m 3 or less, or 750 kg / m 3 or less than 700 kg / m 3 or less, or even 650 kg / m 3 According to yet another embodiment, the first foam layer 104 may have a density of at least about 100 kg / m 3 , e.g., at least about 120 kg / m 3 , or at least about 140 kg / m 3 , or at least about 160 kg / m 3 , or at least about 180 kg / m 3 , or at least about 200 kg / m 3 , or at least about 220 kg / m 3 , or even at least about 240 kg / m 3 It will be appreciated that the density of the first foam layer 104 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the density of the first foam layer 104 can be any value between any of the minimum and maximum values ​​noted above.

[0078] According to still other embodiments, the multi-layer composite 100 may have a particular density. For purposes of the embodiments described herein, the density of the first foam layer 104 may be determined according to ASTM D1056. According to a particular embodiment, the multi-layer composite 100 may have a density of about 1500 kg / m 3 For example, about 1475 kg / m 3 or less, or about 1450 kg / m 3 or less, or 1425 kg / m 3 or less than 1400 kg / m 3 or less, or 1350 kg / m 3 or less than 1300 kg / m 3 or less than 1250 kg / m 3 or less than 1200 kg / m 3 or less than 1150 kg / m 3 or less than 1100 kg / m 3 or less than 1050 kg / m 3 or less than 1000 kg / m 3 or even 950 kg / m 3 According to yet other embodiments, the multilayer composite 100 may have a density of at least about 100 kg / m 3 , e.g., at least about 120 kg / m 3 , or at least about 140 kg / m 3 , or at least about 160 kg / m 3 , or at least about 180 kg / m 3 , or at least about 200 kg / m 3 , or at least about 220 kg / m 3 , or even at least about 240 kg / m 3 It will be appreciated that the density of the multilayer composite 100 can be within a range between any of the minimum and maximum values ​​noted above. It will be further appreciated that the density of the multilayer composite 100 can be any value between any of the minimum and maximum values ​​noted above.

[0079] According to still other embodiments, the first foam layer 104 can have a particular thermal conductivity measured according to ASTM C518. For example, the first foam layer 104 can have a thermal conductivity of at least about 0.01 W / mK, e.g., at least about 0.02 W / mK, or at least about 0.03 W / mK, or at least about 0.04 W / mK, or even at least about 0.05 W / mK. According to yet other embodiments, the first foam layer 104 can have a thermal conductivity of about 0.15 W / mK or less, e.g., about 0.14 W / mK or less, or about 0.13 W / mK or less, or about 0.12 W / mK or less, or about 0.11 W / mK or less, or about 0.10 W / mK or less, about 0.09 W / mK or less, or about 0.08 W / mK, or even about 0.07 W / mK or less. It will be appreciated that the thermal conductivity of the first foam layer 104 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the thermal conductivity of the first foam layer 104 can be any value between any of the minimum and maximum values ​​noted above.

[0080] According to still other embodiments, the multilayer composite 100 may have a specified thermal conductivity measured according to ASTM C518. For example, the multilayer composite 100 may have a thermal conductivity of at least about 0.01 W / mK, e.g., at least about 0.02 W / mK, or at least about 0.03 W / mK, or at least about 0.04 W / mK, or even at least about 0.05 W / mK. According to yet other embodiments, the multilayer composite 100 may have a thermal conductivity of about 0.15 W / mK or less, e.g., about 0.14 W / mK or less, or about 0.13 W / mK or less, or about 0.12 W / mK or less, or about 0.11 W / mK or less, or about 0.10 W / mK or less, about 0.09 W / mK or less, or about 0.08 W / mK, or even about 0.07 W / mK or less. It will be appreciated that the thermal conductivity of the multilayer composite 100 can be within a range between any of the minimum and maximum values ​​noted above. It will be further appreciated that the thermal conductivity of the multilayer composite 100 can be any value between any of the minimum and maximum values ​​noted above.

[0081] According to yet other embodiments, the first barrier layer 102 may be a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, non-woven glass cloth, any combination thereof, and any laminate thereof.

[0082] According to still other embodiments, the first barrier layer 102 may include a particular material. For example, the first barrier layer 102 may include mica. According to still other embodiments, the first barrier layer 102 may include mica fiberglass cloth. According to still other embodiments, the first barrier layer 102 may include glass cloth. According to still other embodiments, the first barrier layer 102 may include silica cloth. According to still other embodiments, the first barrier layer 102 may include basalt cloth. According to still other embodiments, the first barrier layer 102 may include vermiculite-coated glass cloth. According to other embodiments, the first barrier layer 102 may include aerogel. According to still other embodiments, the first barrier layer 102 may include non-woven glass cloth. According to still other embodiments, the first barrier layer 102 may include any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the first barrier layer 102 may include any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, or nonwoven glass cloth.

[0083] According to still other embodiments, the first barrier layer 102 may be made of a specific material. For example, the first barrier layer 102 may be made of mica. According to still other embodiments, the first barrier layer 102 may be made of mica fiberglass cloth. According to still other embodiments, the first barrier layer 102 may be made of glass cloth. According to other embodiments, the first barrier layer 102 may be made of silica cloth. According to still other embodiments, the first barrier layer 102 may be made of basalt cloth. According to still other embodiments, the first barrier layer 102 may be made of vermiculite-coated glass cloth. According to other embodiments, the first barrier layer 102 may be made of aerogel. According to still other embodiments, the first barrier layer 102 may be made of non-woven glass cloth. According to still other embodiments, the first barrier layer 102 may be comprised of any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the first barrier layer 102 may be comprised of any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0084] According to still other embodiments, the first barrier layer 102 may be a specific material layer. For example, the first barrier layer 102 may be a mica layer. According to still other embodiments, the first barrier layer 102 may be a mica fiberglass cloth layer. According to yet other embodiments, the first barrier layer 102 may be a glass cloth layer. According to other embodiments, the first barrier layer 102 may be a silica cloth layer. According to still other embodiments, the first barrier layer 102 may be a basalt cloth layer. According to still other embodiments, the first barrier layer 102 may be a vermiculite-coated glass cloth layer. According to other embodiments, the first barrier layer 102 may be an aerogel layer. According to still other embodiments, the first barrier layer 102 may be a non-woven glass cloth layer. According to still other embodiments, the first barrier layer 102 can be a layer of any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the first barrier layer 102 can be a layer of any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0085] According to still other embodiments, the first barrier layer 102 can have a particular thickness. For example, the first barrier layer 102 can have a thickness of at least about 0.05 mm, e.g., at least about 0.1 mm, or at least about 0.2 mm, or at least about 0.3 mm, or at least about 0.4 mm, or at least about 0.5 mm, or at least about 0.6 mm, or at least about 0.7 mm, or at least about 0.8 mm, or at least about 0.9 mm, or at least about 1.0 mm, or at least about 1.1 mm, or at least about 1.2 mm, or at least about 1.3 mm, or even at least about 1.4 mm. According to yet other embodiments, the first barrier layer 102 may have a thickness of about 7 mm or less, e.g., about 6.5 mm or less, or about 6.0 mm or less, or about 5.5 mm or less, or about 5.0 mm or less, or about 4.5 mm or less, or about 4.0 mm or less, or about 3.5 mm or less, or about 3.0 mm or less, or about 2.9 mm or less, or about 2.8 mm or less, or about 2.7 mm or less, or about 2.6 mm or less, or about 2.5 mm or less, or about 2.4 mm or less, or about 2.3 mm or less, or even about 2.2 mm or less. It will be understood that the thickness of the first barrier layer 102 may be within a range between any of the minimum and maximum values ​​recited above. It will further be understood that the thickness of the first barrier layer 102 may be any value between any of the minimum and maximum values ​​recited above.

[0086] Figure 2 illustrates another multi-layer composite 200 according to embodiments described herein. As shown in Figure 2, the multi-layer composite 200 can include a first barrier layer 202, a first foam layer 204, and a second barrier layer 206. The first foam layer 204 can include a silicone-based matrix component 210, a flame-retardant filler component 220, and a thermal insulating filler component 230.

[0087] It will be understood that the multilayer composite 200, and all components described with respect to the multilayer composite 200 shown in Figure 2, may have any of the properties described herein with respect to the corresponding components in Figure 1. In particular, the properties of the multilayer composite 200, first barrier layer 202, first foam layer 204, silicone-based matrix component 210, flame-retardant filler component 220, and thermal insulating filler component 230 shown in Figure 2 may have any of the corresponding properties described herein with respect to the multilayer composite 100, first barrier layer 102, first foam layer 104, silicone-based matrix component 110, flame-retardant filler component 120, and thermal insulating filler component 130 shown in Figure 1, respectively.

[0088] According to yet other embodiments, the second barrier layer 206 may be a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, non-woven glass cloth, any combination thereof, and any laminate thereof.

[0089] According to still other embodiments, the second barrier layer 206 may include a particular material. For example, the second barrier layer 206 may include mica. According to still other embodiments, the second barrier layer 206 may include mica fiberglass cloth. According to still other embodiments, the second barrier layer 206 may include glass cloth. According to still other embodiments, the second barrier layer 206 may include silica cloth. According to still other embodiments, the second barrier layer 206 may include basalt cloth. According to still other embodiments, the second barrier layer 206 may include vermiculite-coated glass cloth. According to other embodiments, the second barrier layer 206 may include aerogel. According to still other embodiments, the second barrier layer 206 may include non-woven glass cloth. According to still other embodiments, the second barrier layer 206 may include any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, or non-woven glass cloth. According to still other embodiments, the second barrier layer 206 may include any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, or non-woven glass cloth.

[0090] According to still other embodiments, the second barrier layer 206 may be made of a specific material. For example, the second barrier layer 206 may be made of mica. According to still other embodiments, the second barrier layer 206 may be made of mica fiberglass cloth. According to still other embodiments, the second barrier layer 206 may be made of glass cloth. According to other embodiments, the second barrier layer 206 may be made of silica cloth. According to still other embodiments, the second barrier layer 206 may be made of basalt cloth. According to still other embodiments, the second barrier layer 206 may be made of vermiculite-coated glass cloth. According to other embodiments, the second barrier layer 206 may be made of aerogel. According to still other embodiments, the second barrier layer 206 may be made of non-woven glass cloth. According to still other embodiments, the second barrier layer 206 may be comprised of any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the second barrier layer 206 may be comprised of any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0091] According to still other embodiments, the second barrier layer 206 can be a layer of a particular material. For example, the second barrier layer 206 can be a mica layer. According to still other embodiments, the second barrier layer 206 can be a mica fiberglass cloth layer. According to yet other embodiments, the second barrier layer 206 can be a glass cloth layer. According to other embodiments, the second barrier layer 206 can be a silica cloth layer. According to still other embodiments, the second barrier layer 206 can be a basalt cloth layer. According to still other embodiments, the second barrier layer 206 can be a vermiculite-coated glass cloth layer. According to other embodiments, the second barrier layer 206 can be an aerogel layer. According to still other embodiments, the second barrier layer 206 can be a non-woven glass cloth layer. According to still other embodiments, the second barrier layer 206 can be a layer of any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the second barrier layer 206 can be a layer of any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0092] According to still other embodiments, the second barrier layer 206 can have a particular thickness. For example, the second barrier layer 206 can have a thickness of at least about 0.05 mm, e.g., at least about 0.1 mm, or at least about 0.2 mm, or at least about 0.3 mm, or at least about 0.4 mm, or at least about 0.5 mm, or at least about 0.6 mm, or at least about 0.7 mm, or at least about 0.8 mm, or at least about 0.9 mm, or at least about 1.0 mm, or at least about 1.1 mm, or at least about 1.2 mm, or at least about 1.3 mm, or even at least about 1.4 mm. According to yet other embodiments, the second barrier layer 206 may have a thickness of about 37 mm or less, e.g., about 6.5 mm or less, or about 6.0 mm or less, or about 5.5 mm or less, or about 5.0 mm or less, or about 4.5 mm or less, or about 4.0 mm or less, or not about 2.9 mm or less, or about 2.8 mm or less, or about 2.7 mm or less, or about 2.6 mm or less, or about 2.5 mm or less, or about 2.4 mm or less, or about 2.3 mm or less, or even about 2.2 mm or less. It will be understood that the thickness of the second barrier layer 206 may be within a range between any of the minimum and maximum values ​​noted above. It will further be understood that the thickness of the second barrier layer 206 may be any value between any of the minimum and maximum values ​​noted above.

[0093] FIG. 3 illustrates another multilayer composite 300 according to embodiments described herein. As shown in FIG. 3, the multilayer composite 300 may include a first barrier layer 302, a first foam layer 304, a second foam layer 308, and a second barrier layer 306. The first foam layer 304 may include a silicone-based matrix component 310, a flame-retardant filler component 320, and a thermal insulating filler component 330. The second foam layer 308 may include a silicone-based matrix component 340, a flame-retardant filler component 350, and a thermal insulating filler component 360. As shown in FIG. 3, both the first foam layer 304 and the second foam layer 308 are located between the first barrier layer 302 and the second barrier layer 308.

[0094] It will be understood that all components described with respect to the multilayer composite 300 and the multilayer composite 200 shown in Figure 2 may have any of the properties described herein with respect to the corresponding components in Figure 1 and / or Figure 2. In particular, the properties of the multilayer composite 300, first barrier layer 302, first foam layer 304, second barrier layer 306, silicone-based matrix component 310, flame-retardant filler component 320, and thermal insulating filler component 330 shown in Figure 3 may have any of the corresponding properties described herein with respect to the multilayer composite 100 (200), first barrier layer 102 (202), first foam layer 104 (204), silicone-based matrix component 110 (210), flame-retardant filler component 120 (220), and thermal insulating filler component 130 (230) shown in Figure 1 (Figure 2), respectively.

[0095] According to certain embodiments, the silicone-based matrix component 340 of the second foam layer 308 may comprise a platinum-catalyzed addition-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 340 may comprise a peroxide-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 340 may comprise a tin-catalyzed silicone foam. According to still other embodiments, the silicone-based matrix component 340 may comprise any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0096] According to certain embodiments, the silicone-based matrix component 340 can be comprised of a platinum-catalyzed addition-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 340 can be comprised of a peroxide-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 340 can be comprised of a tin-catalyzed silicone foam. According to still other embodiments, the silicone-based matrix component 340 can be comprised of any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0097] According to certain embodiments, silicone-based matrix component 340 can be a platinum-catalyzed addition-cure silicone foam layer. According to yet other embodiments, silicone-based matrix component 340 can be a peroxide-cure silicone foam layer. According to yet other embodiments, silicone-based matrix component 340 can be a tin-catalyzed silicone foam layer. According to still other embodiments, silicone-based matrix component 340 can be a layer of any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0098] According to still other embodiments, the flame-retardant filler component 350 may be selected from a particular group of materials. For example, the flame-retardant filler component 350 may be selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, vermiculite, and any combination thereof.

[0099] According to still other embodiments, the flame-retardant filler component 350 may include specific materials. For example, the flame-retardant filler component 350 may include a metal hydrate. According to still other embodiments, the flame-retardant filler component 350 may include a borate compound. According to still other embodiments, the flame-retardant filler component 350 may include a platinum compound. According to still other embodiments, the flame-retardant filler component 350 may include a transition metal oxide. According to other embodiments, the flame-retardant filler component 350 may include a metal carbonate. According to still other embodiments, the flame-retardant filler component 350 may include calcium silicate. According to yet other embodiments, the flame-retardant filler component 350 may include aluminum silicate. According to still other embodiments, the flame-retardant filler component 350 may include magnesium silicate. According to still other embodiments, the flame-retardant filler component 350 may include glass frit. According to still other embodiments, the flame-retardant filler component 350 may include an alkali salt. According to still other embodiments, the flame-retardant filler component 350 may include vermiculite. According to yet other embodiments, the flame-retardant filler component 350 may include any combination of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, glass frits, alkali salts, or vermiculite.

[0100] According to still other embodiments, the flame-retardant filler component 350 can be comprised of a specific material. For example, the flame-retardant filler component 350 can be comprised of a metal hydrate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of a borate compound. According to still other embodiments, the flame-retardant filler component 350 can be comprised of a platinum compound. According to still other embodiments, the flame-retardant filler component 350 can be comprised of a transition metal oxide. According to other embodiments, the flame-retardant filler component 350 can be comprised of a metal carbonate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of calcium silicate. According to yet other embodiments, the flame-retardant filler component 350 can be comprised of aluminum silicate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of magnesium silicate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of glass frit. According to yet other embodiments, the flame-retardant filler component 350 can be comprised of an alkali salt. According to yet other embodiments, the flame-retardant filler component 350 can be comprised of vermiculite. According to still other embodiments, the flame-retardant filler component 350 can be comprised of any combination of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, or vermiculite.

[0101] According to still other embodiments, the flame-retardant filler component 350 can be a specific material. For example, the flame-retardant filler component 350 can be a metal hydrate filler. According to still other embodiments, the flame-retardant filler component 350 can be a borate filler. According to still other embodiments, the flame-retardant filler component 350 can be a platinum compound filler. According to still other embodiments, the flame-retardant filler component 350 can be a transition metal oxide filler. According to other embodiments, the flame-retardant filler component 350 can be a metal carbonate filler. According to still other embodiments, the flame-retardant filler component 350 can be a calcium silicate filler. According to yet other embodiments, the flame-retardant filler component 350 can be an aluminum silicate filler. According to still other embodiments, the flame-retardant filler component 350 can be a magnesium silicate filler. According to still other embodiments, the flame-retardant filler component 350 can be a glass frit filler. According to yet other embodiments, the flame-retardant filler component 350 can be an alkali salt filler. According to yet other embodiments, the flame-retardant filler component 350 can be a vermiculite filler. According to still other embodiments, the flame-retardant filler component 350 can be any combination of fillers of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, or vermiculite.

[0102] According to yet other embodiments, the flame-retardant filler component 350 may be selected from a specific group of metal hydrate materials. For example, the flame-retardant filler component 350 may be selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

[0103] According to still other embodiments, the flame-retardant filler component 350 may include certain metal hydrate materials. For example, the flame-retardant filler component 350 may include aluminum trihydrate. According to still other embodiments, the flame-retardant filler component 350 may include magnesium dihydroxide. According to yet other embodiments, the flame-retardant filler component 350 may include boehmite. According to other embodiments, the flame-retardant filler component 350 may include calcium hydroxide. According to still other embodiments, the flame-retardant filler component 350 may include huntite. According to still other embodiments, the flame-retardant filler component 350 may include gypsum. According to other embodiments, the flame-retardant filler component 350 may include hydromagnesite. According to still other embodiments, the flame-retardant filler component 350 may include any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite.

[0104] According to still other embodiments, the flame-retardant filler component 350 can be comprised of certain metal hydrate materials. For example, the flame-retardant filler component 350 can be comprised of aluminum trihydrate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of magnesium dihydroxide. According to yet other embodiments, the flame-retardant filler component 350 can be comprised of boehmite. According to other embodiments, the flame-retardant filler component 350 can be comprised of calcium hydroxide. According to still other embodiments, the flame-retardant filler component 350 can be comprised of huntite. According to still other embodiments, the flame-retardant filler component 350 can be comprised of gypsum. According to other embodiments, the flame-retardant filler component 350 can be comprised of hydromagnesite. According to still other embodiments, the flame-retardant filler component 350 can be comprised of any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite.

[0105] According to still other embodiments, the flame-retardant filler component 350 can be a specific metal hydrate material filler. For example, the flame-retardant filler component 350 can be an aluminum trihydrate filler. According to still other embodiments, the flame-retardant filler component 350 can be a magnesium dihydroxide filler. According to yet other embodiments, the flame-retardant filler component 350 can be a boehmite filler. According to other embodiments, the flame-retardant filler component 350 can be a calcium hydroxide filler. According to still other embodiments, the flame-retardant filler component 350 can be a huntite filler. According to still other embodiments, the flame-retardant filler component 350 can be a gypsum filler. According to other embodiments, the flame-retardant filler component 350 can be a hydromagnesite filler. According to still other embodiments, the flame-retardant filler component 350 can be any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite fillers.

[0106] According to yet other embodiments, the flame-retardant filler component 350 may be selected from a specific group of borate materials. For example, the flame-retardant filler component 350 may be selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

[0107] According to still other embodiments, the flame-retardant filler component 350 may include certain borate materials. For example, the flame-retardant filler component 350 may include zinc borate. According to still other embodiments, the flame-retardant filler component 350 may include calcium borate. According to other embodiments, the flame-retardant filler component 350 may include sodium borate. According to still other embodiments, the flame-retardant filler component 350 may include potassium borate. According to still other embodiments, the flame-retardant filler component 350 may include lithium borate. According to still other embodiments, the flame-retardant filler component 350 may include any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate.

[0108] According to still other embodiments, the flame-retardant filler component 350 can be comprised of certain borate materials. For example, the flame-retardant filler component 350 can be comprised of zinc borate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of calcium borate. According to other embodiments, the flame-retardant filler component 350 can be comprised of sodium borate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of potassium borate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of lithium borate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate.

[0109] According to still other embodiments, the flame-retardant filler component 350 can be a specific borate material filler. For example, the flame-retardant filler component 350 can be a zinc borate filler. According to still other embodiments, the flame-retardant filler component 350 can be a calcium borate filler. According to other embodiments, the flame-retardant filler component 350 can be a sodium borate filler. According to still other embodiments, the flame-retardant filler component 350 can be a potassium borate filler. According to still other embodiments, the flame-retardant filler component 350 can be a lithium borate filler. According to still other embodiments, the flame-retardant filler component 350 can be any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate fillers.

[0110] According to yet other embodiments, the flame-retardant filler component 350 may be selected from a specific group of platinum compound materials. For example, the flame-retardant filler component 350 may be selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

[0111] According to yet other embodiments, the flame-retardant filler component 350 may include certain platinum compound materials. For example, the flame-retardant filler component 350 may include platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane. According to yet other embodiments, the flame-retardant filler component 350 may include hexachloroplatinic acid. According to yet other embodiments, the flame-retardant filler component 350 may include any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0112] According to yet other embodiments, the flame-retardant filler component 350 can be comprised of certain platinum compound materials. For example, the flame-retardant filler component 350 can be comprised of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane. According to yet other embodiments, the flame-retardant filler component 350 can be comprised of hexachloroplatinic acid. According to yet other embodiments, the flame-retardant filler component 350 can be comprised of any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0113] According to yet other embodiments, the flame-retardant filler component 350 can be a specific platinum compound material filler. For example, the flame-retardant filler component 350 can be a platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane filler. According to yet other embodiments, the flame-retardant filler component 350 can be a hexachloroplatinic acid filler. According to yet other embodiments, the flame-retardant filler component 350 can be any combination of filler or platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0114] According to yet other embodiments, the flame-retardant filler component 350 may be selected from a specific group of transition metal oxide materials. For example, the flame-retardant filler component 350 may be selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

[0115] According to still other embodiments, the flame-retardant filler component 350 may include certain transition metal oxide materials. For example, the flame-retardant filler component 350 may include iron oxide. According to still other embodiments, the flame-retardant filler component 350 may include cerium oxide. According to other embodiments, the flame-retardant filler component 350 may include zinc oxide. According to still other embodiments, the flame-retardant filler component 350 may include any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide.

[0116] According to still other embodiments, the flame-retardant filler component 350 can be comprised of certain transition metal oxide materials. For example, the flame-retardant filler component 350 can be comprised of iron oxide. According to still other embodiments, the flame-retardant filler component 350 can be comprised of cerium oxide. According to other embodiments, the flame-retardant filler component 350 can be comprised of zinc oxide. According to still other embodiments, the flame-retardant filler component 350 can be comprised of any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide.

[0117] According to still other embodiments, the flame-retardant filler component 350 can be a specific transition metal oxide material filler. For example, the flame-retardant filler component 350 can be an iron oxide filler. According to still other embodiments, the flame-retardant filler component 350 can be a cerium oxide filler. According to other embodiments, the flame-retardant filler component 350 can be a zinc oxide filler. According to still other embodiments, the flame-retardant filler component 350 can be any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide fillers.

[0118] According to yet other embodiments, the flame-retardant filler component 350 may be selected from a specific group of metal carbonate materials. For example, the flame-retardant filler component 350 may be selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

[0119] According to yet other embodiments, the flame-retardant filler component 350 may include certain transition metal carbonate materials. For example, the flame-retardant filler component 350 may include huntite. According to yet other embodiments, the flame-retardant filler component 350 may include calcium carbonate. According to still other embodiments, the flame-retardant filler component 350 may include any combination of huntite or calcium carbonate.

[0120] According to yet other embodiments, the flame-retardant filler component 350 can be comprised of certain transition metal carbonate materials. For example, the flame-retardant filler component 350 can be comprised of huntite. According to yet other embodiments, the flame-retardant filler component 350 can be comprised of calcium carbonate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of any combination of huntite or calcium carbonate.

[0121] According to yet other embodiments, the flame-retardant filler component 350 can be a specific transition metal carbonate material filler. For example, the flame-retardant filler component 350 can be a huntite filler. According to yet other embodiments, the flame-retardant filler component 350 can be a calcium carbonate filler. According to yet other embodiments, the flame-retardant filler component 350 can be any combination of huntite or calcium carbonate filler.

[0122] According to yet other embodiments, the fire-retardant filler component 350 may be selected from a specific group of metal carbonate mixtures. For example, the fire-retardant filler component 350 may be selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

[0123] According to yet other embodiments, the flame-retardant filler component 350 may include a specific metal carbonate mixture. For example, the flame-retardant filler component 350 may include a natural mixture of hydromagnesite. According to other embodiments, the flame-retardant filler component 350 may include a natural mixture of hydromagnesite. According to still other embodiments, the flame-retardant filler component 350 may include any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0124] According to yet another embodiment, the flame-retardant filler component 350 can be comprised of a specific metal carbonate mixture. For example, the flame-retardant filler component 350 can be comprised of a natural mixture of hydromagnesite. According to another embodiment, the flame-retardant filler component 350 can be comprised of a natural mixture of hydromagnesite. According to yet another embodiment, the flame-retardant filler component 350 can be comprised of any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0125] According to yet another embodiment, the flame-retardant filler component 350 can be a specific metal carbonate mixture filler. For example, the flame-retardant filler component 350 can be a natural mixture of hydromagnesite. According to another embodiment, the flame-retardant filler component 350 can be a filler of a natural mixture of hydromagnesite. According to yet another embodiment, the flame-retardant filler component 350 can be a filler of any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0126] According to yet other embodiments, the flame-retardant filler component 350 may be selected from a specific group of alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 350 may be selected from the group consisting of wollastonite, mica, clay, kaolin, talc, vermiculite, and any combination thereof.

[0127] According to still other embodiments, the flame-retardant filler component 350 may include certain alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 350 may include wollastonite. According to still other embodiments, the flame-retardant filler component 350 may include mica. According to other embodiments, the flame-retardant filler component 350 may include kaolin. According to still other embodiments, the flame-retardant filler component 350 may include talc. According to other embodiments, the flame-retardant filler component 350 may include vermiculite. According to still other embodiments, the flame-retardant filler component 350 may include any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite.

[0128] According to still other embodiments, the flame-retardant filler component 350 can be comprised of certain alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 350 can be comprised of wollastonite. According to still other embodiments, the flame-retardant filler component 350 can be comprised of mica. According to other embodiments, the flame-retardant filler component 350 can be comprised of kaolin. According to still other embodiments, the flame-retardant filler component 350 can be comprised of talc. According to other embodiments, the flame-retardant filler component 350 can be comprised of vermiculite. According to still other embodiments, the flame-retardant filler component 350 can be comprised of any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite.

[0129] According to still other embodiments, the flame-retardant filler component 350 can be a filler of a specific alumina silicate material or magnesium silicate material. For example, the flame-retardant filler component 350 can be a wollastonite filler. According to still other embodiments, the flame-retardant filler component 350 can be a mica filler. According to other embodiments, the flame-retardant filler component 350 can be a kaolin filler. According to still other embodiments, the flame-retardant filler component 350 can be a talc filler. According to other embodiments, the flame-retardant filler component 350 can be a vermiculite filler. According to still other embodiments, the flame-retardant filler component 350 can be any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite fillers.

[0130] According to yet other embodiments, the flame-retardant filler component 350 may be selected from a specific group of alkali salt materials. For example, the flame-retardant filler component 350 may be selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

[0131] According to yet other embodiments, the flame-retardant filler component 350 may include certain alkali salt materials. For example, the flame-retardant filler component 350 may include sodium carbonate. According to yet other embodiments, the flame-retardant filler component 350 may include potassium carbonate. According to still other embodiments, the flame-retardant filler component 350 may include any combination of sodium carbonate or potassium carbonate.

[0132] According to yet other embodiments, the flame-retardant filler component 350 can be comprised of certain alkali salt materials. For example, the flame-retardant filler component 350 can be comprised of sodium carbonate. According to yet other embodiments, the flame-retardant filler component 350 can be comprised of potassium carbonate. According to still other embodiments, the flame-retardant filler component 350 can be comprised of any combination of sodium carbonate or potassium carbonate.

[0133] According to yet other embodiments, the flame-retardant filler component 350 can be a specific alkali salt material filler. For example, the flame-retardant filler component 350 can be a sodium carbonate filler. According to yet other embodiments, the flame-retardant filler component 350 can be a potassium carbonate filler. According to yet other embodiments, the flame-retardant filler component 350 can be any combination of sodium carbonate or potassium carbonate fillers.

[0134] According to yet other embodiments, the insulating filler component 360 may be selected from a particular group of materials. For example, the insulating filler component 360 may be selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof.

[0135] According to still other embodiments, the insulating filler component 360 may include a particular material. For example, the insulating filler component 360 may include expanded perlite. According to still other embodiments, the insulating filler component 360 may include non-expanded perlite. According to still other embodiments, the insulating filler component 360 may include glass beads. According to still other embodiments, the insulating filler component 360 may include vermiculite. According to still other embodiments, the insulating filler component 360 may include expanded vermiculite. According to still other embodiments, the insulating filler component 360 may include expanded glass. According to still other embodiments, the insulating filler component 360 may include zeolite. According to still other embodiments, the insulating filler component 360 may include aerogel. According to still other embodiments, the insulating filler component 360 may include silica. According to still other embodiments, the insulating filler component 360 may include porous silica. According to other embodiments, the insulating filler component 360 may include porous alumina. According to still other embodiments, the insulating filler component 360 may include any combination of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina.

[0136] According to still other embodiments, the insulating filler component 360 can be comprised of a particular material. For example, the insulating filler component 360 can be comprised of expanded perlite. According to yet other embodiments, the insulating filler component 360 can be comprised of non-expanded perlite. According to still other embodiments, the insulating filler component 360 can be comprised of glass beads. According to still other embodiments, the insulating filler component 360 can be comprised of vermiculite. According to still other embodiments, the insulating filler component 360 can be comprised of expanded vermiculite. According to still other embodiments, the insulating filler component 360 can be comprised of expanded glass. According to still other embodiments, the insulating filler component 360 can be comprised of zeolite. According to still other embodiments, the insulating filler component 360 can be comprised of aerogel. According to still other embodiments, the insulating filler component 360 can be comprised of silica. According to still other embodiments, the insulating filler component 360 can be comprised of porous silica. According to other embodiments, the insulating filler component 360 can be comprised of porous alumina. According to still other embodiments, the insulating filler component 360 can be comprised of any combination of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina.

[0137] According to still other embodiments, the insulating filler component 360 can be a filler of a specific material. For example, the insulating filler component 360 can be an expanded perlite filler. According to still other embodiments, the insulating filler component 360 can be a non-expanded perlite filler. According to still other embodiments, the insulating filler component 360 can be a glass bead filler. According to still other embodiments, the insulating filler component 360 can be a vermiculite filler. According to still other embodiments, the insulating filler component 360 can be an expanded vermiculite filler. According to still other embodiments, the insulating filler component 360 can be an expanded glass filler. According to still other embodiments, the flame-retardant filler component 220 can be a zeolite filler. According to still other embodiments, the insulating filler component 360 can be an aerogel filler. According to still other embodiments, the insulating filler component 360 can be a silica filler. According to still other embodiments, the insulating filler component 360 can be a porous silica filler. According to other embodiments, the insulating filler component 360 can be a porous alumina filler. According to still other embodiments, the insulating filler component 360 can be any combination of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina fillers.

[0138] According to certain embodiments, the second foam layer 308 can include a particular content of the silicone-based matrix component 340. For example, the second foam layer 308 can include a silicone-based matrix component content of at least about 20% by weight, e.g., at least about 25% by weight, or at least about 30% by weight, or at least about 35% by weight, or at least about 40% by weight, or at least about 45% by weight, or even at least about 50% by weight, based on the total weight of the second foam layer 308. According to still other embodiments, the second foam layer 308 can include a silicone-based matrix component content of about 85% by weight or less, e.g., about 80% by weight or less, or about 75% by weight or less, or about 70% by weight or less, or even about 65% by weight or less, based on the total weight of the second foam layer 308. It will be understood that the silicone-based matrix component content of the second foam layer 308 can be within a range between any of the above values. It will be further understood that the silicone-based matrix component content of second foam layer 308 can be any value between any of the minimum and maximum values ​​noted above.

[0139] According to yet other embodiments, the second foam layer 308 can include a particular content of the flame-retardant filler component 350. For example, the second foam layer 308 can include a flame-retardant filler component content of at least about 1 wt%, e.g., at least about 2 wt%, or at least about 3 wt%, or at least about 4 wt%, or at least about 5 wt%, or at least about 7 wt%, or at least about 10 wt%, or at least about 12 wt%, or even at least about 15 wt%, based on the total weight of the second foam layer 308. According to still other embodiments, the second foam layer 308 can include a flame-retardant filler component content of about 35 wt% or less, e.g., about 34 wt% or less, or about 33 wt% or less, or about 32 wt% or less, or about 31 wt% or less, or about 30 wt% or less, or about 28 wt% or less, or about 25 wt% or less, or about 23 wt% or less, or about 20 wt% or less, based on the total weight of the second foam layer 308. It will be understood that the flame-retardant filler component content of the second foam layer 308 can range between any of the values ​​recited above. It will further be understood that the flame-retardant filler component content of the second foam layer 308 can be any value between any of the minimum and maximum values ​​recited above.

[0140] According to yet other embodiments, the second foam layer 308 can include a particular content of the insulating filler component 350. For example, the second foam layer 308 can include an insulating filler component content of at least about 1 wt%, e.g., at least about 2 wt%, or at least about 3 wt%, or at least about 4 wt%, or at least about 5 wt%, or at least about 7 wt%, or at least about 10 wt%, or at least about 12 wt%, or even at least about 15 wt%, based on the total weight of the second foam layer 308. According to still other embodiments, the second foam layer 308 can include an insulating filler component content of about 25 wt% or less, e.g., about 24 wt% or less, or about 23 wt% or less, or about 22 wt% or less, or about 21 wt% or less, or about 20 wt% or less, or about 19 wt% or less, or about 18 wt% or less, or about 17 wt% or less, or about 16 wt% or less, based on the total weight of the second foam layer 308. It will be understood that the insulating filler component content of the second foam layer 308 can range between any of the values ​​recited above. It will further be understood that the insulating filler component content of the second foam layer 308 can be any value between any of the minimum and maximum values ​​recited above.

[0141] According to certain embodiments, the second foam layer 308 may have a particular flammability rating as measured in accordance with ASTM D4986. In particular, the foam layer may have an HBF flammability rating as measured in accordance with ASTM D4986.

[0142] According to certain embodiments, the second foam layer 308 may have a particular flammability rating as measured in accordance with ASTM D3801. In particular, the foam layer may have a V-0 flammability rating as measured in accordance with ASTM D3801.

[0143] According to still other embodiments, the second foam layer 308 may have a specified autoignition time when exposed to a hot plate test at a temperature of 650° C. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold side surface temperature. The temperature curve is recorded, and the point of autoignition, if any, is noted. According to certain embodiments, the second foam layer 308 may have an autoignition time of at least about 1 minute, e.g., at least about 1.5 minutes, or at least about 2 minutes, or at least about 2.5 minutes, or at least about 3 minutes, or at least about 3.5 minutes, or at least about 4.0 minutes, or at least about 4.5 minutes, or even at least about 5.0 minutes. It will be understood that the autoignition time of the second foam layer 308 may range between any of the above values. It will further be appreciated that the autoignition time of the second foam layer 308 can be any value between any of the above values.

[0144] According to yet other embodiments, the second foam layer 308 may have a specified cold-side temperature measured at 5 minutes when a 3 mm thick foam is exposed to a 650°C hot plate test. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold-side surface temperature. According to certain embodiments, the second foam layer 308 may have a cold-side temperature of about 300°C or less, e.g., about 275°C or less, or about 250°C or less, or about 225°C or less, or about 200°C or less, or about 175°C or less, or even about 150°C or less. According to still other embodiments, the second foam layer 308 may have a cold-side temperature of at least about 25°C. It will be understood that the cold-side temperature of the second foam layer 308 may range between any of the above values. It will be further understood that the cold side temperature of the second foam layer 308 can be any value between any of the above values.

[0145] According to still other embodiments, the second foam layer 308 can have a particular thickness. For example, the second foam layer 308 can have a thickness of at least about 0.5 mm, e.g., at least about 1.0 mm, or at least about 1.5 mm, or at least about 2.0 mm, or at least about 2.5 mm, or at least about 3.0 mm, or at least about 3.5 mm, or at least about 4.0 mm, or at least about 4.5 mm, or even at least about 5.0 mm. According to still other embodiments, the second foam layer 308 can have a thickness of about 10 mm or less, e.g., about 9.5 mm or less, or about 9.0 mm or less, or about 8.5 mm or less, or about 8.0 mm or less, or about 7.5 mm or less, or about 7.0 mm or less, or about 6.5 mm or less, or even about 6.0 mm or less. It will be understood that the thickness of the second foam layer 308 can be within a range between any of the minimum and maximum values ​​noted above. It will be further understood that the thickness of the second foam layer 308 can be any value between any of the minimum and maximum values ​​noted above.

[0146] According to yet other embodiments, the second foam layer 308 may have a specific 25% strain compression rating. For purposes of the embodiments described herein, the 25% strain compression rating is defined as the compression rating of a sample measured at 25% strain and is determined by measuring the compressive force and compressive force deflection of the sample at 25% strain. The compressive force (FTC) is defined as the peak force (or stress) compressing the sample to a predetermined strain, and the compressive force deflection (CFD) is defined as the plateau or relaxation force (or stress) sustained by the sample when held at the desired strain (i.e., 25%). Measurements are made using a texture analyzer that finds and records both the FTC and CFD values ​​after a 60-second hold time, a compression rate of 0.16 mm / s, and a trigger force of 10 grams.

[0147] According to certain embodiments, the second foam layer 308 may have a 25% strain compression rating of about 500 kPa or less, e.g., about 475 kPa or less, or about 450 kPa or less, or about 425 kPa or less, or about 400 kPa or less, or about 375 kPa or less, or about 350 kPa or less, or about 325 kPa or less, or about 300 kPa or less, or about 275 kPa or less, or about 250 kPa or less, or about 225 kPa or less, or about 200 kPa or less, or about 175 kPa or less, or about 150 kPa or less, or about 125 kPa or less, or about 100 kPa or less. According to yet other embodiments, the second foam layer 308 may have a 25% strain compression rating of at least about 5 kPa, e.g., at least about 10 kPa, or at least about 15 kPa, or at least about 20 kPa, or at least about 25 kPa. It will be appreciated that the 25% strain compression rating of the second foam layer 308 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the 50% strain compression rating of the second foam layer 308 can be any value between any of the minimum and maximum values ​​noted above.

[0148] According to still other embodiments, the second foam layer 308 may have a particular density. For purposes of the embodiments described herein, the density of the second foam layer 308 may be determined according to ASTM D1056. According to a particular embodiment, the second foam layer 308 may have a density of about 1200 kg / m 3 Below, for example, about 1175 kg / m 3 or less, or about 1150 kg / m 3 or less than 1125 kg / m 3 or less than 1100 kg / m 3 or less than 1050 kg / m 3 or less than 1000 kg / m 3 or less, or 950 kg / m 3 or less, or 900 kg / m 3 or less, or 850 kg / m 3 or less than 800 kg / m 3 or less, or 750 kg / m 3 or less than 700 kg / m 3 or less, or even 650 kg / m 3 According to yet another embodiment, the second foam layer 308 may have a density of at least about 100 kg / m 3 , e.g., at least about 120 kg / m 3 , or at least about 140 kg / m 3 , or at least about 160 kg / m 3 , or at least about 180 kg / m 3 , or at least about 200 kg / m 3 , or at least about 220 kg / m 3 , or even at least about 240 kg / m 3 It will be appreciated that the density of the second foam layer 308 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the density of the second foam layer 308 can be any value between any of the minimum and maximum values ​​noted above.

[0149] According to still other embodiments, the second foam layer 308 may have a particular thermal conductivity measured according to ASTM C518. For example, the second foam layer 308 may have a thermal conductivity of at least about 0.01 W / mK, e.g., at least about 0.02 W / mK, or at least about 0.03 W / mK, or at least about 0.04 W / mK, or even at least about 0.05 W / mK. According to yet other embodiments, the second foam layer 308 may have a thermal conductivity of about 0.15 W / mK or less, e.g., about 0.14 W / mK or less, or about 0.13 W / mK or less, or about 0.12 W / mK or less, or about 0.11 W / mK or less, or about 0.10 W / mK or less, about 0.09 W / mK or less, or about 0.08 W / mK, or even about 0.07 W / mK or less. It will be appreciated that the thermal conductivity of the second foam layer 308 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the thermal conductivity of the second foam layer 308 can be any value between any of the minimum and maximum values ​​noted above.

[0150] According to certain embodiments, the multilayer composites described herein can be formed according to any acceptable forming process for multilayer composites. According to certain embodiments, the multilayer composites can be formed using a lamination process, where the porous foam and barrier layer are laminated using a transfer adhesive, such as, for example, a silicone adhesive, a rubber adhesive, an acrylic adhesive, a phenolic adhesive, a polyurethane adhesive, or any combination thereof. According to yet other embodiments, the multilayer composites can be formed using a lamination process with a porous foam and a coated barrier layer, where the coating on the barrier layer is an adhesive, such as, for example, a silicone adhesive, a rubber adhesive, an acrylic adhesive, a phenolic adhesive, a polyurethane adhesive, or any combination thereof. According to yet other embodiments, the multilayer composites can be formed using a direct cast forming process, where the foam is cast directly onto or between barrier films.

[0151] Turning now to additional embodiments described herein, such embodiments generally relate to thermal barrier composites that may include a first barrier layer and a first foam layer. According to certain embodiments, the first foam layer may include a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component. According to yet other embodiments, the thermal barrier composites may exhibit a combination of improved flame resistance and compression performance.

[0152] For illustrative purposes, Figure 4 shows a thermal barrier composite 400 according to embodiments described herein. As shown in Figure 4, the thermal barrier composite 400 can include a first barrier layer 402 and a first foam layer 404. The first foam layer 404 can include a silicone-based matrix component 410, a flame-retardant filler component 420, and a thermal insulating filler component 430.

[0153] According to certain embodiments, the silicone-based matrix component 410 of the first foam layer 404 may comprise a platinum-catalyzed addition-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 410 may comprise a peroxide-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 410 may comprise a tin-catalyzed silicone foam. According to still other embodiments, the silicone-based matrix component 410 may comprise any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0154] According to certain embodiments, the silicone-based matrix component 410 can be comprised of a platinum-catalyzed addition-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 410 can be comprised of a peroxide-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 410 can be comprised of a tin-catalyzed silicone foam. According to still other embodiments, the silicone-based matrix component 410 can be comprised of any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0155] According to certain embodiments, the silicone-based matrix component 410 can be a platinum-catalyzed addition-cure silicone foam layer. According to yet other embodiments, the silicone-based matrix component 410 can be a peroxide-cure silicone foam layer. According to yet other embodiments, the silicone-based matrix component 410 can be a tin-catalyzed silicone foam layer. According to still other embodiments, the silicone-based matrix component 410 can be a layer of any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0156] According to still other embodiments, the flame-retardant filler component 420 may be selected from a particular group of materials. For example, the flame-retardant filler component 420 may be selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, vermiculite, and any combination thereof.

[0157] According to still other embodiments, the flame-retardant filler component 420 may include certain materials. For example, the flame-retardant filler component 420 may include a metal hydrate. According to still other embodiments, the flame-retardant filler component 420 may include a borate compound. According to still other embodiments, the flame-retardant filler component 420 may include a platinum compound. According to still other embodiments, the flame-retardant filler component 420 may include a transition metal oxide. According to other embodiments, the flame-retardant filler component 420 may include a metal carbonate. According to still other embodiments, the flame-retardant filler component 420 may include calcium silicate. According to yet other embodiments, the flame-retardant filler component 420 may include aluminum silicate. According to still other embodiments, the flame-retardant filler component 420 may include magnesium silicate. According to still other embodiments, the flame-retardant filler component 420 may include glass frit. According to still other embodiments, the flame-retardant filler component 420 may include an alkali salt. According to still other embodiments, the flame-retardant filler component 420 may include vermiculite. According to yet other embodiments, the flame-retardant filler component 420 may include any combination of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, glass frits, alkali salts, or vermiculite.

[0158] According to still other embodiments, the flame-retardant filler component 420 can be comprised of a specific material. For example, the flame-retardant filler component 420 can be comprised of a metal hydrate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of a borate compound. According to still other embodiments, the flame-retardant filler component 420 can be comprised of a platinum compound. According to still other embodiments, the flame-retardant filler component 420 can be comprised of a transition metal oxide. According to other embodiments, the flame-retardant filler component 420 can be comprised of a metal carbonate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of calcium silicate. According to yet other embodiments, the flame-retardant filler component 420 can be comprised of aluminum silicate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of magnesium silicate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of glass frit. According to still other embodiments, the flame-retardant filler component 420 can be comprised of an alkali salt. According to yet other embodiments, the flame-retardant filler component 420 can be comprised of vermiculite. According to still other embodiments, the flame-retardant filler component 420 can be comprised of any combination of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, or vermiculite.

[0159] According to still other embodiments, the flame-retardant filler component 420 can be a specific material. For example, the flame-retardant filler component 420 can be a metal hydrate filler. According to still other embodiments, the flame-retardant filler component 420 can be a borate filler. According to still other embodiments, the flame-retardant filler component 420 can be a platinum compound filler. According to still other embodiments, the flame-retardant filler component 420 can be a transition metal oxide filler. According to other embodiments, the flame-retardant filler component 420 can be a metal carbonate filler. According to still other embodiments, the flame-retardant filler component 420 can be a calcium silicate filler. According to yet other embodiments, the flame-retardant filler component 420 can be an aluminum silicate filler. According to still other embodiments, the flame-retardant filler component 420 can be a magnesium silicate filler. According to still other embodiments, the flame-retardant filler component 420 can be a glass frit filler. According to still other embodiments, the flame-retardant filler component 420 can be an alkali salt filler. According to yet other embodiments, the flame-retardant filler component 420 can be a vermiculite filler. According to still other embodiments, the flame-retardant filler component 420 can be any combination of fillers of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, or vermiculite.

[0160] According to yet other embodiments, the flame-retardant filler component 420 may be selected from a specific group of metal hydrate materials. For example, the flame-retardant filler component 420 may be selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

[0161] According to still other embodiments, the flame-retardant filler component 420 may include certain metal hydrate materials. For example, the flame-retardant filler component 420 may include aluminum trihydrate. According to still other embodiments, the flame-retardant filler component 420 may include magnesium dihydroxide. According to yet other embodiments, the flame-retardant filler component 420 may include boehmite. According to other embodiments, the flame-retardant filler component 420 may include calcium hydroxide. According to still other embodiments, the flame-retardant filler component 420 may include huntite. According to still other embodiments, the flame-retardant filler component 420 may include gypsum. According to other embodiments, the flame-retardant filler component 420 may include hydromagnesite. According to still other embodiments, the flame-retardant filler component 420 may include any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite.

[0162] According to still other embodiments, the flame-retardant filler component 420 can be comprised of certain metal hydrate materials. For example, the flame-retardant filler component 420 can be comprised of aluminum trihydrate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of magnesium dihydroxide. According to yet other embodiments, the flame-retardant filler component 420 can be comprised of boehmite. According to other embodiments, the flame-retardant filler component 420 can be comprised of calcium hydroxide. According to still other embodiments, the flame-retardant filler component 420 can be comprised of huntite. According to still other embodiments, the flame-retardant filler component 420 can be comprised of gypsum. According to other embodiments, the flame-retardant filler component 420 can be comprised of hydromagnesite. According to still other embodiments, the flame-retardant filler component 420 can be comprised of any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite.

[0163] According to still other embodiments, the flame-retardant filler component 420 can be a specific metal hydrate material filler. For example, the flame-retardant filler component 420 can be an aluminum trihydrate filler. According to still other embodiments, the flame-retardant filler component 420 can be a magnesium dihydroxide filler. According to yet other embodiments, the flame-retardant filler component 420 can be a boehmite filler. According to other embodiments, the flame-retardant filler component 420 can be a calcium hydroxide filler. According to still other embodiments, the flame-retardant filler component 420 can be a huntite filler. According to still other embodiments, the flame-retardant filler component 420 can be a gypsum filler. According to other embodiments, the flame-retardant filler component 420 can be a hydromagnesite filler. According to still other embodiments, the flame-retardant filler component 420 can be any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite fillers.

[0164] According to yet other embodiments, the flame-retardant filler component 420 may be selected from a specific group of borate materials. For example, the flame-retardant filler component 420 may be selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

[0165] According to still other embodiments, the flame-retardant filler component 420 may include certain borate materials. For example, the flame-retardant filler component 420 may include zinc borate. According to still other embodiments, the flame-retardant filler component 420 may include calcium borate. According to other embodiments, the flame-retardant filler component 420 may include sodium borate. According to still other embodiments, the flame-retardant filler component 420 may include potassium borate. According to still other embodiments, the flame-retardant filler component 420 may include lithium borate. According to still other embodiments, the flame-retardant filler component 420 may include any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate.

[0166] According to still other embodiments, the flame-retardant filler component 420 can be comprised of certain borate materials. For example, the flame-retardant filler component 420 can be comprised of zinc borate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of calcium borate. According to other embodiments, the flame-retardant filler component 420 can be comprised of sodium borate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of potassium borate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of lithium borate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate.

[0167] According to still other embodiments, the flame-retardant filler component 420 can be a specific borate material filler. For example, the flame-retardant filler component 420 can be a zinc borate filler. According to still other embodiments, the flame-retardant filler component 420 can be a calcium borate filler. According to other embodiments, the flame-retardant filler component 420 can be a sodium borate filler. According to still other embodiments, the flame-retardant filler component 420 can be a potassium borate filler. According to still other embodiments, the flame-retardant filler component 420 can be a lithium borate filler. According to still other embodiments, the flame-retardant filler component 420 can be any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate fillers.

[0168] According to yet other embodiments, the flame-retardant filler component 420 may be selected from a specific group of platinum compound materials. For example, the flame-retardant filler component 420 may be selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

[0169] According to yet other embodiments, the flame-retardant filler component 420 may include certain platinum compound materials. For example, the flame-retardant filler component 420 may include platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane. According to yet other embodiments, the flame-retardant filler component 420 may include hexachloroplatinic acid. According to yet other embodiments, the flame-retardant filler component 420 may include any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0170] According to yet other embodiments, the flame-retardant filler component 420 can be comprised of certain platinum compound materials. For example, the flame-retardant filler component 420 can be comprised of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane. According to yet other embodiments, the flame-retardant filler component 420 can be comprised of hexachloroplatinic acid. According to yet other embodiments, the flame-retardant filler component 420 can be comprised of any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0171] According to yet other embodiments, the flame-retardant filler component 420 can be a specific platinum compound material filler. For example, the flame-retardant filler component 420 can be a platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane filler. According to yet other embodiments, the flame-retardant filler component 420 can be a hexachloroplatinic acid filler. According to yet other embodiments, the flame-retardant filler component 420 can be a filler or any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0172] According to yet other embodiments, the flame-retardant filler component 420 may be selected from a specific group of transition metal oxide materials. For example, the flame-retardant filler component 420 may be selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

[0173] According to still other embodiments, the flame-retardant filler component 420 may include certain transition metal oxide materials. For example, the flame-retardant filler component 420 may include iron oxide. According to still other embodiments, the flame-retardant filler component 420 may include cerium oxide. According to other embodiments, the flame-retardant filler component 420 may include zinc oxide. According to still other embodiments, the flame-retardant filler component 420 may include any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide.

[0174] According to still other embodiments, the flame-retardant filler component 420 can be comprised of certain transition metal oxide materials. For example, the flame-retardant filler component 420 can be comprised of iron oxide. According to still other embodiments, the flame-retardant filler component 420 can be comprised of cerium oxide. According to other embodiments, the flame-retardant filler component 420 can be comprised of zinc oxide. According to still other embodiments, the flame-retardant filler component 420 can be comprised of any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide.

[0175] According to still other embodiments, the flame-retardant filler component 420 can be a specific transition metal oxide material filler. For example, the flame-retardant filler component 420 can be an iron oxide filler. According to still other embodiments, the flame-retardant filler component 420 can be a cerium oxide filler. According to other embodiments, the flame-retardant filler component 420 can be a zinc oxide filler. According to still other embodiments, the flame-retardant filler component 420 can be any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide fillers.

[0176] According to yet other embodiments, the flame-retardant filler component 420 may be selected from a specific group of metal carbonate materials. For example, the flame-retardant filler component 420 may be selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

[0177] According to still other embodiments, the flame-retardant filler component 420 may include certain transition metal carbonate materials. For example, the flame-retardant filler component 420 may include huntite. According to yet other embodiments, the flame-retardant filler component 420 may include calcium carbonate. According to still other embodiments, the flame-retardant filler component 420 may include any combination of huntite or calcium carbonate.

[0178] According to still other embodiments, the flame-retardant filler component 420 can be comprised of certain transition metal carbonate materials. For example, the flame-retardant filler component 420 can be comprised of huntite. According to yet other embodiments, the flame-retardant filler component 420 can be comprised of calcium carbonate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of any combination of huntite or calcium carbonate.

[0179] According to yet other embodiments, the flame-retardant filler component 420 can be a specific transition metal carbonate material filler. For example, the flame-retardant filler component 420 can be a huntite filler. According to yet other embodiments, the flame-retardant filler component 420 can be a calcium carbonate filler. According to yet other embodiments, the flame-retardant filler component 420 can be any combination of huntite or calcium carbonate filler.

[0180] According to yet other embodiments, the fire-retardant filler component 420 may be selected from a specific group of metal carbonate mixtures. For example, the fire-retardant filler component 420 may be selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

[0181] According to yet other embodiments, the flame-retardant filler component 420 may include a specific metal carbonate mixture. For example, the flame-retardant filler component 420 may include a natural mixture of hydromagnesite. According to other embodiments, the flame-retardant filler component 420 may include a natural mixture of hydromagnesite. According to still other embodiments, the flame-retardant filler component 420 may include any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0182] According to yet another embodiment, the flame-retardant filler component 420 can be comprised of a specific metal carbonate mixture. For example, the flame-retardant filler component 420 can be comprised of a natural mixture of hydromagnesite. According to another embodiment, the flame-retardant filler component 420 can be comprised of a natural mixture of hydromagnesite. According to yet another embodiment, the flame-retardant filler component 420 can be comprised of any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0183] According to yet another embodiment, the fire-retardant filler component 420 can be a specific metal carbonate mixture filler. For example, the fire-retardant filler component 420 can be a filler of a natural mixture of hydromagnesite. According to another embodiment, the fire-retardant filler component 420 can be a filler of a natural mixture of hydromagnesite. According to yet another embodiment, the fire-retardant filler component 420 can be a filler of any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0184] According to yet other embodiments, the flame-retardant filler component 420 may be selected from a specific group of alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 420 may be selected from the group consisting of wollastonite, mica, clay, kaolin, talc, vermiculite, and any combination thereof.

[0185] According to still other embodiments, the flame-retardant filler component 420 may include certain alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 420 may include wollastonite. According to still other embodiments, the flame-retardant filler component 420 may include mica. According to still other embodiments, the flame-retardant filler component 420 may include clay. According to other embodiments, the flame-retardant filler component 420 may include kaolin. According to still other embodiments, the flame-retardant filler component 420 may include talc. According to other embodiments, the flame-retardant filler component 420 may include vermiculite. According to still other embodiments, the flame-retardant filler component 420 may include any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite.

[0186] According to still other embodiments, the flame-retardant filler component 420 can be comprised of certain alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 420 can be comprised of wollastonite. According to still other embodiments, the flame-retardant filler component 420 can be comprised of mica. According to still other embodiments, the flame-retardant filler component 420 can be comprised of clay. According to other embodiments, the flame-retardant filler component 420 can be comprised of kaolin. According to still other embodiments, the flame-retardant filler component 420 can be comprised of talc. According to other embodiments, the flame-retardant filler component 420 can be comprised of vermiculite. According to still other embodiments, the flame-retardant filler component 420 can be comprised of any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite.

[0187] According to still other embodiments, the flame-retardant filler component 420 can be a filler of a specific alumina silicate material or magnesium silicate material. For example, the flame-retardant filler component 420 can be a wollastonite filler. According to still other embodiments, the flame-retardant filler component 420 can be a mica filler. According to still other embodiments, the flame-retardant filler component 420 can be a clay filler. According to other embodiments, the flame-retardant filler component 420 can be a kaolin filler. According to still other embodiments, the flame-retardant filler component 420 can be a talc filler. According to other embodiments, the flame-retardant filler component 420 can be a vermiculite filler. According to still other embodiments, the flame-retardant filler component 420 can be any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite fillers.

[0188] According to yet other embodiments, the flame-retardant filler component 420 may be selected from a specific group of alkali salt materials. For example, the flame-retardant filler component 420 may be selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

[0189] According to still other embodiments, the flame-retardant filler component 420 may include certain alkali salt materials. For example, the flame-retardant filler component 420 may include sodium carbonate. According to yet other embodiments, the flame-retardant filler component 420 may include potassium carbonate. According to still other embodiments, the flame-retardant filler component 420 may include any combination of sodium carbonate or potassium carbonate.

[0190] According to still other embodiments, the flame-retardant filler component 420 can be comprised of certain alkali salt materials. For example, the flame-retardant filler component 420 can be comprised of sodium carbonate. According to yet other embodiments, the flame-retardant filler component 420 can be comprised of potassium carbonate. According to still other embodiments, the flame-retardant filler component 420 can be comprised of any combination of sodium carbonate or potassium carbonate.

[0191] According to yet other embodiments, the flame-retardant filler component 420 can be a specific alkali salt material filler. For example, the flame-retardant filler component 420 can be a sodium carbonate filler. According to yet other embodiments, the flame-retardant filler component 420 can be a potassium carbonate filler. According to yet other embodiments, the flame-retardant filler component 420 can be any combination of sodium carbonate or potassium carbonate fillers.

[0192] According to yet other embodiments, the insulating filler component 430 may be selected from a particular group of materials. For example, the insulating filler component 430 may be selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof.

[0193] According to still other embodiments, the insulating filler component 430 may include a particular material. For example, the insulating filler component 430 may include expanded perlite. According to still other embodiments, the insulating filler component 430 may include non-expanded perlite. According to still other embodiments, the insulating filler component 430 may include glass beads. According to still other embodiments, the insulating filler component 430 may include vermiculite. According to still other embodiments, the insulating filler component 430 may include expanded vermiculite. According to still other embodiments, the insulating filler component 430 may include expanded glass. According to still other embodiments, the insulating filler component 430 may include zeolite. According to still other embodiments, the insulating filler component 430 may include aerogel. According to still other embodiments, the insulating filler component 430 may include silica. According to still other embodiments, the insulating filler component 430 may include porous silica. According to other embodiments, the insulating filler component 430 may include porous alumina. According to still other embodiments, the insulating filler component 430 may include any combination of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina.

[0194] According to still other embodiments, the insulating filler component 430 can be comprised of a particular material. For example, the insulating filler component 430 can be comprised of expanded perlite. According to yet other embodiments, the insulating filler component 430 can be comprised of non-expanded perlite. According to still other embodiments, the insulating filler component 430 can be comprised of glass beads. According to still other embodiments, the insulating filler component 430 can be comprised of vermiculite. According to still other embodiments, the insulating filler component 430 can be comprised of expanded vermiculite. According to still other embodiments, the insulating filler component 430 can be comprised of expanded glass. According to still other embodiments, the insulating filler component 430 can be comprised of zeolite. According to still other embodiments, the insulating filler component 430 can be comprised of aerogel. According to still other embodiments, the insulating filler component 430 can be comprised of silica. According to still other embodiments, the insulating filler component 430 can be comprised of porous silica. According to other embodiments, the insulating filler component 430 can be comprised of porous alumina. According to still other embodiments, the insulating filler component 430 can be comprised of any combination of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina.

[0195] According to still other embodiments, the insulating filler component 430 can be a filler of a specific material. For example, the insulating filler component 430 can be an expanded perlite filler. According to still other embodiments, the insulating filler component 430 can be a non-expanded perlite filler. According to still other embodiments, the insulating filler component 430 can be a glass bead filler. According to still other embodiments, the insulating filler component 430 can be a vermiculite filler. According to still other embodiments, the insulating filler component 430 can be an expanded vermiculite filler. According to still other embodiments, the insulating filler component 430 can be an expanded glass filler. According to still other embodiments, the flame-retardant filler component 220 can be a zeolite filler. According to still other embodiments, the insulating filler component 430 can be an aerogel filler. According to still other embodiments, the insulating filler component 430 can be a silica filler. According to still other embodiments, the insulating filler component 430 can be a porous silica filler. According to other embodiments, the insulating filler component 430 can be a porous alumina filler. According to still other embodiments, the insulating filler component 430 can be any combination of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina fillers.

[0196] According to certain embodiments, the first foam layer 404 may include a particular content of the silicone-based matrix component 410. For example, the first foam layer 404 may include a silicone-based matrix component content of at least about 20% by weight, e.g., at least about 25% by weight, or at least about 30% by weight, or at least about 35% by weight, or at least about 40% by weight, or at least about 45% by weight, or even at least about 50% by weight, based on the total weight of the first foam layer 404. According to still other embodiments, the first foam layer 404 may include a silicone-based matrix component content of about 85% by weight or less, e.g., about 80% by weight or less, or about 75% by weight or less, or about 70% by weight or less, or even about 65% by weight or less, based on the total weight of the first foam layer 404. It will be understood that the silicone-based matrix component content of the first foam layer 404 may be within a range between any of the above values. It will be further understood that the silicone-based matrix component content of the first foam layer 404 can be any value between any of the minimum and maximum values ​​noted above.

[0197] According to yet other embodiments, the first foam layer 404 can include a particular content of the flame-retardant filler component 420. For example, the first foam layer 404 can include a flame-retardant filler component content of at least about 1 wt%, e.g., at least about 2 wt%, or at least about 3 wt%, or at least about 4 wt%, or at least about 5 wt%, or at least about 7 wt%, or at least about 10 wt%, or at least about 12 wt%, or even at least about 15 wt%, based on the total weight of the first foam layer 404. According to still other embodiments, the first foam layer 404 can include a flame-retardant filler component content of about 35 wt% or less, e.g., about 34 wt% or less, or about 33 wt% or less, or about 32 wt% or less, or about 31 wt% or less, or about 30 wt% or less, or about 28 wt% or less, or about 25 wt% or less, or about 23 wt% or less, or about 20 wt% or less, based on the total weight of the first foam layer 404. It will be understood that the flame-retardant filler component content of the first foam layer 404 can range between any of the values ​​recited above. It will further be understood that the flame-retardant filler component content of the first foam layer 404 can be any value between any of the minimum and maximum values ​​recited above.

[0198] According to yet other embodiments, the first foam layer 404 may include a particular content of the insulating filler component 420. For example, the first foam layer 404 may include an insulating filler component content of at least about 1 wt%, e.g., at least about 2 wt%, or at least about 3 wt%, or at least about 4 wt%, or at least about 5 wt%, or at least about 7 wt%, or at least about 10 wt%, or at least about 12 wt%, or even at least about 15 wt%, based on the total weight of the first foam layer 404. According to still other embodiments, the first foam layer 404 may include an insulating filler component content of about 25 wt% or less, e.g., about 24 wt% or less, or about 23 wt% or less, or about 22 wt% or less, or about 21 wt% or less, or about 20 wt% or less, or about 19 wt% or less, or about 18 wt% or less, or about 17 wt% or less, or about 16 wt% or less, based on the total weight of the first foam layer 404. It will be understood that the insulating filler component content of the first foam layer 404 can range between any of the values ​​recited above. It will further be understood that the insulating filler component content of the first foam layer 404 can be any value between any of the minimum and maximum values ​​recited above.

[0199] According to certain embodiments, layer 404 may have a particular flammability rating as measured in accordance with ASTM D4986. In particular, the foam layer may have an HBF flammability rating as measured in accordance with ASTM D4986.

[0200] According to certain embodiments, the first foam layer 404 may have a particular flammability rating as measured in accordance with ASTM D3801. In particular, the foam layer may have a V-0 flammability rating as measured in accordance with ASTM D3801.

[0201] According to certain embodiments, the thermal barrier composite 400 may have a particular flammability rating as measured in accordance with ASTM D4986. In particular, the foam layer may have an HBF flammability rating as measured in accordance with ASTM D4986.

[0202] According to certain embodiments, the thermal barrier composite 400 may have a particular flammability rating as measured in accordance with ASTM D3801. In particular, the foam layer may have a V-0 flammability rating as measured in accordance with ASTM D3801.

[0203] According to still other embodiments, the first foam layer 404 may have a specified autoignition time when exposed to a hot plate test at a temperature of 650° C. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold side surface temperature. The temperature curve is recorded, and the point of autoignition, if any, is noted. According to certain embodiments, the first foam layer 404 may have an autoignition time of at least about 1 minute, e.g., at least about 1.5 minutes, or at least about 2 minutes, or at least about 2.5 minutes, or at least about 3 minutes, or at least about 3.5 minutes, or at least about 4.0 minutes, or at least about 4.5 minutes, or even at least about 5.0 minutes. It will be understood that the autoignition time of the first foam layer 404 may range between any of the above values. It will further be appreciated that the autoignition time of the first foam layer 404 can be any value between any of the above values.

[0204] According to still other embodiments, the thermal barrier composite 400 may have a specified autoignition time when exposed to a hot plate test at a temperature of 650°C. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch x 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold side surface temperature. The temperature curve is recorded, and the point of autoignition, if any, is noted. According to certain embodiments, the thermal barrier composite 400 may have an autoignition time of at least about 1 minute, e.g., at least about 1.5 minutes, or at least about 2 minutes, or at least about 2.5 minutes, or at least about 3 minutes, or at least about 3.5 minutes, or at least about 4.0 minutes, or at least about 4.5 minutes, or even at least about 5.0 minutes. It will be understood that the autoignition time of the thermal barrier composite 400 may range between any of the above values. It will be further understood that the self-ignition time of the thermal barrier composite 400 can be any value between any of the above values.

[0205] According to yet other embodiments, the first foam layer 404 may have a specified cold-side temperature measured at 5 minutes when a 3 mm thick foam is exposed to a 650°C hot plate test. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold-side surface temperature. According to certain embodiments, the first foam layer 404 may have a cold-side temperature of about 300°C or less, e.g., about 275°C or less, or about 250°C or less, or about 225°C or less, or about 200°C or less, or about 175°C or less, or even about 150°C or less. According to still other embodiments, the first foam layer 404 may have a cold-side temperature of at least about 25°C. It will be understood that the cold-side temperature of the first foam layer 404 may range between any of the above values. It will be further understood that the cold side temperature of the first foam layer 404 can be any value between any of the above values.

[0206] According to yet other embodiments, the thermal barrier composite 400 may have a specified cold-side temperature measured at 5 minutes when a 3 mm thick foam is exposed to a 650°C hot plate test. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold-side surface temperature. According to certain embodiments, the thermal barrier composite 400 may have a cold-side temperature of about 300°C or less, e.g., about 275°C or less, or about 250°C or less, or about 225°C or less, or about 200°C or less, or about 175°C or less, or even about 150°C or less. According to still other embodiments, the thermal barrier composite 400 may have a cold-side temperature of at least about 25°C. It will be understood that the cold-side temperature of the thermal barrier composite 400 may range between any of the above values. It will be further understood that the cold side temperature of the thermal barrier composite 400 can be any value between any of the above values.

[0207] According to yet other embodiments, the thermal barrier composite 400 may have a specified burn-through time measured when exposed to a torch test conducted at a temperature of 1000°C. For purposes of the embodiments described herein, the torch test is conducted by preparing a 1 inch by 1 inch specimen of the material and positioning it 1.5 inches from the torch. A thermocouple is secured to the flame side to measure the "hot side" temperature, which is adjusted to 1000°C. A second thermocouple is positioned on the opposite side of the sample to measure the "cold side" temperature. If this occurs, the time until the torch burns through the sample (burn-through time) is measured. According to certain embodiments, the thermal barrier composite 400 may have a burn-through time of at least about 6 minutes, e.g., at least about 6.5 minutes, or at least about 7 minutes, or at least about 7.5 minutes, or at least about 8 minutes, or at least about 8.5 minutes, or at least about 9.0 minutes, or at least about 9.5 minutes, or even at least about 10.0 minutes. It will be understood that the burn-through time of the thermal barrier composite 400 can be within a range between any of the above values. It will further be understood that the burn-through time of the thermal barrier composite 400 can be any value between any of the above values.

[0208] According to still other embodiments, the first foam layer 404 can have a particular thickness. For example, the first foam layer 404 can have a thickness of at least about 0.5 mm, e.g., at least about 1.0 mm, or at least about 1.5 mm, or at least about 2.0 mm, or at least about 2.5 mm, or at least about 3.0 mm, or at least about 3.5 mm, or at least about 4.0 mm, or at least about 4.5 mm, or even at least about 5.0 mm. According to still other embodiments, the first foam layer 404 can have a thickness of about 10 mm or less, e.g., about 9.5 mm or less, or about 9.0 mm or less, or about 8.5 mm or less, or about 8.0 mm or less, or about 7.5 mm or less, or about 7.0 mm or less, or about 6.5 mm or less, or even about 6.0 mm or less. It will be understood that the thickness of the first foam layer 404 can be within a range between any of the minimum and maximum values ​​noted above. It will be further understood that the thickness of the first foam layer 404 can be any value between any of the minimum and maximum values ​​noted above.

[0209] According to still other embodiments, the thermal barrier composite 400 can have a particular thickness. For example, the thermal barrier composite 400 can have a thickness of at least about 0.5 mm, e.g., at least about 1.0 mm, or at least about 1.5 mm, or at least about 2.0 mm, or at least about 2.5 mm, or at least about 3.0 mm, or at least about 3.5 mm, or at least about 4.0 mm, or at least about 4.5 mm, or even at least about 5.0 mm. According to still other embodiments, the thermal barrier composite 400 can have a thickness of about 10 mm or less, e.g., about 9.5 mm or less, or about 9.0 mm or less, or about 8.5 mm or less, or about 8.0 mm or less, or about 7.5 mm or less, or about 7.0 mm or less, or about 6.5 mm or less, or even about 6.0 mm or less. It will be understood that the thickness of the thermal barrier composite 400 can be within a range between any of the minimum and maximum values ​​noted above. It will be further understood that the thickness of the thermal barrier composite 400 can be any value between any of the minimum and maximum values ​​listed above.

[0210] According to yet other embodiments, the first foam layer 404 may have a specific 25% strain compression rating. For purposes of the embodiments described herein, the 25% strain compression rating is defined as the compression rating of a sample measured at 25% strain and is determined by measuring the compressive force and compressive force deflection of the sample at 25% strain. The compressive force (FTC) is defined as the peak force (or stress) compressing the sample to a predetermined strain, and the compressive force deflection (CFD) is defined as the plateau or relaxation force (or stress) sustained by the sample when held at the desired strain (i.e., 25%). Measurements are made using a texture analyzer that finds and records both the FTC and CFD values ​​after a 60-second hold time, a 0.16 mm / s compression rate, and a 10-gram trigger force.

[0211] According to certain embodiments, the first foam layer 404 may have a 25% strain compression rating of about 500 kPa or less, e.g., about 475 kPa or less, or about 450 kPa or less, or about 425 kPa or less, or about 400 kPa or less, or about 375 kPa or less, or about 350 kPa or less, or about 325 kPa or less, or about 300 kPa or less, or about 275 kPa or less, or about 250 kPa or less, or about 225 kPa or less, or about 200 kPa or less, or about 175 kPa or less, or about 150 kPa or less, or about 125 kPa or less, or about 100 kPa or less. According to yet other embodiments, the first foam layer 404 may have a 25% strain compression rating of at least about 5 kPa, e.g., at least about 10 kPa, or at least about 15 kPa, or at least about 20 kPa, or at least about 25 kPa. It will be appreciated that the 25% strain compression rating of the first foam layer 404 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the 50% strain compression rating of the first foam layer 404 can be any value between any of the minimum and maximum values ​​noted above.

[0212] According to yet another embodiment, the thermal barrier composite 400 may have a specific 25% strain compression rating. For purposes of the embodiments described herein, the 25% strain compression rating is defined as the compressive rating of a sample measured at 25% strain and is determined by measuring the compressive force and compressive force deflection of the sample at 25% strain. The compressive force (FTC) is defined as the peak force (or stress) compressing the sample to a predetermined strain, and the compressive force deflection (CFD) is defined as the plateau or relaxation force (or stress) sustained by the sample when held at the desired strain (i.e., 25%). Measurements are made using a texture analyzer that finds and records both the FTC and CFD values ​​after a 60-second hold time, a compression rate of 0.16 mm / s, and a trigger force of 10 grams.

[0213] According to certain embodiments, the thermal barrier composite 400 may have a 25% strain compression rating of about 500 kPa or less, e.g., about 475 kPa or less, or about 450 kPa or less, or about 425 kPa or less, or about 400 kPa or less, or about 375 kPa or less, or about 350 kPa or less, or about 325 kPa or less, or about 300 kPa or less, or about 275 kPa or less, or about 250 kPa or less, or about 225 kPa or less, or about 200 kPa or less, or about 175 kPa or less, or about 150 kPa or less, or about 125 kPa or less, or about 100 kPa or less. According to yet other embodiments, the thermal barrier composite 400 may have a 25% strain compression rating of at least about 5 kPa, e.g., at least about 10 kPa, or at least about 15 kPa, or at least about 20 kPa, or at least about 25 kPa. It will be appreciated that the 25% strain compression rating of the thermal barrier composite 400 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the 50% strain compression rating of the thermal barrier composite 400 can be any value between any of the minimum and maximum values ​​noted above.

[0214] According to still other embodiments, the first foam layer 404 may have a particular density. For purposes of the embodiments described herein, the density of the first foam layer 404 may be determined according to ASTM D1056. According to a particular embodiment, the first foam layer 404 may have a density of about 1200 kg / m 3 Below, for example, about 1175 kg / m 3 or less, or about 1150 kg / m 3 or less than 1125 kg / m 3 or less than 1100 kg / m 3 or less than 1050 kg / m 3 or less than 1000 kg / m 3 or less, or 950 kg / m 3 or less, or 900 kg / m 3 or less, or 850 kg / m 3 or less than 800 kg / m 3 or less, or 750 kg / m 3 or less than 700 kg / m 3 or less, or even 650 kg / m 3 According to yet another embodiment, the first foam layer 404 may have a density of at least about 100 kg / m 3 , e.g., at least about 120 kg / m 3 , or at least about 140 kg / m 3 , or at least about 160 kg / m 3 , or at least about 180 kg / m 3 , or at least about 200 kg / m 3 , or at least about 220 kg / m 3 , or even at least about 240 kg / m 3 It will be appreciated that the density of the first foam layer 404 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the density of the first foam layer 404 can be any value between any of the minimum and maximum values ​​noted above.

[0215] According to still other embodiments, the thermal barrier composite 400 may have a particular density. For purposes of the embodiments described herein, the density of the first foam layer 404 may be determined according to ASTM D1056. According to a particular embodiment, the thermal barrier composite 400 may have a density of about 1500 kg / m 3 For example, about 1475 kg / m 3 or less, or about 1450 kg / m 3 or less, or 1425 kg / m 3 or less than 1400 kg / m 3 or less, or 1350 kg / m 3 or less than 1300 kg / m 3 or less than 1250 kg / m 3 or less than 1200 kg / m 3 or less than 1150 kg / m 3 or less than 1100 kg / m 3 or less than 1050 kg / m 3 or less than 1000 kg / m 3 or even 950 kg / m 3 According to yet another embodiment, the thermal barrier composite 400 may have a density of at least about 100 kg / m 3 , e.g., at least about 120 kg / m 3 , or at least about 140 kg / m 3 , or at least about 160 kg / m 3 , or at least about 180 kg / m 3 , or at least about 200 kg / m 3 , or at least about 220 kg / m 3 , or even at least about 240 kg / m 3 It will be appreciated that the density of the thermal barrier composite 400 can be within a range between any of the minimum and maximum values ​​noted above. It will be further appreciated that the density of the thermal barrier composite 400 can be any value between any of the minimum and maximum values ​​noted above.

[0216] According to still other embodiments, the first foam layer 404 may have a particular thermal conductivity measured according to ASTM C518. For example, the first foam layer 404 may have a thermal conductivity of at least about 0.01 W / mK, e.g., at least about 0.02 W / mK, or at least about 0.03 W / mK, or at least about 0.04 W / mK, or even at least about 0.05 W / mK. According to still other embodiments, the first foam layer 404 may have a thermal conductivity of about 0.15 W / mK or less, e.g., about 0.14 W / mK or less, or about 0.13 W / mK or less, or about 0.12 W / mK or less, or about 0.11 W / mK or less, or about 0.10 W / mK or less, about 0.09 W / mK or less, or about 0.08 W / mK, or even about 0.07 W / mK or less. It will be appreciated that the thermal conductivity of the first foam layer 404 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the thermal conductivity of the first foam layer 404 can be any value between any of the minimum and maximum values ​​noted above.

[0217] According to still other embodiments, the thermal barrier composite 400 may have a specified thermal conductivity measured according to ASTM C518. For example, the thermal barrier composite 400 may have a thermal conductivity of at least about 0.01 W / mK, e.g., at least about 0.02 W / mK, or at least about 0.03 W / mK, or at least about 0.04 W / mK, or even at least about 0.05 W / mK. According to yet other embodiments, the thermal barrier composite 400 may have a thermal conductivity of about 0.15 W / mK or less, e.g., about 0.14 W / mK or less, or about 0.13 W / mK or less, or about 0.12 W / mK or less, or about 0.11 W / mK or less, or about 0.10 W / mK or less, about 0.09 W / mK or less, or about 0.08 W / mK, or even about 0.07 W / mK or less. It will be appreciated that the thermal conductivity of the thermal barrier composite 400 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the thermal conductivity of the thermal barrier composite 400 can be any value between any of the minimum and maximum values ​​noted above.

[0218] According to yet other embodiments, the first barrier layer 402 may be a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, non-woven glass cloth, any combination thereof, and any laminate thereof.

[0219] According to still other embodiments, the first barrier layer 402 may include a particular material. For example, the first barrier layer 402 may include mica. According to still other embodiments, the first barrier layer 402 may include mica fiberglass cloth. According to still other embodiments, the first barrier layer 402 may include glass cloth. According to other embodiments, the first barrier layer 402 may include silica cloth. According to still other embodiments, the first barrier layer 402 may include basalt cloth. According to still other embodiments, the first barrier layer 402 may include vermiculite-coated glass cloth. According to other embodiments, the first barrier layer 402 may include aerogel. According to still other embodiments, the first barrier layer 402 may include non-woven glass cloth. According to still other embodiments, the first barrier layer 402 may include any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the first barrier layer 402 may include any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0220] According to still other embodiments, the first barrier layer 402 may be made of a particular material. For example, the first barrier layer 402 may be made of mica. According to still other embodiments, the first barrier layer 402 may be made of mica fiberglass cloth. According to still other embodiments, the first barrier layer 402 may be made of glass cloth. According to other embodiments, the first barrier layer 402 may be made of silica cloth. According to still other embodiments, the first barrier layer 402 may be made of basalt cloth. According to still other embodiments, the first barrier layer 402 may be made of vermiculite-coated glass cloth. According to other embodiments, the first barrier layer 402 may be made of aerogel. According to still other embodiments, the first barrier layer 402 may be made of non-woven glass cloth. According to still other embodiments, the first barrier layer 402 may be comprised of any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the first barrier layer 402 may be comprised of any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0221] According to still other embodiments, the first barrier layer 402 may be a specific material layer. For example, the first barrier layer 402 may be a mica layer. According to still other embodiments, the first barrier layer 402 may be a mica fiberglass cloth layer. According to still other embodiments, the first barrier layer 402 may be a glass cloth layer. According to other embodiments, the first barrier layer 402 may be a silica cloth layer. According to still other embodiments, the first barrier layer 402 may be a basalt cloth layer. According to still other embodiments, the first barrier layer 402 may be a vermiculite-coated glass cloth layer. According to other embodiments, the first barrier layer 402 may be an aerogel layer. According to still other embodiments, the first barrier layer 402 may be a non-woven glass cloth layer. According to yet other embodiments, the first barrier layer 402 can be a layer of any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to yet other embodiments, the first barrier layer 402 can be a layer of any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0222] According to still other embodiments, the first barrier layer 402 can have a particular thickness. For example, the first barrier layer 402 can have a thickness of at least about 0.05 mm, e.g., at least about 0.1 mm, or at least about 0.2 mm, or at least about 0.3 mm, or at least about 0.4 mm, or at least about 0.5 mm, or at least about 0.6 mm, or at least about 0.7 mm, or at least about 0.8 mm, or at least about 0.9 mm, or at least about 1.0 mm, or at least about 1.1 mm, or at least about 1.2 mm, or at least about 1.3 mm, or even at least about 1.4 mm. According to yet other embodiments, the first barrier layer 402 may have a thickness of about 7 mm or less, e.g., about 6.5 mm or less, or about 6.0 mm or less, or about 5.5 mm or less, or about 5.0 mm or less, or about 4.5 mm or less, or about 4.0 mm or less, or not about 2.9 mm or less, or about 2.8 mm or less, or about 2.7 mm or less, or about 2.6 mm or less, or about 2.5 mm or less, or about 2.4 mm or less, or about 2.3 mm or less, or even about 2.2 mm or less. It will be understood that the thickness of the first barrier layer 402 may be within a range between any of the minimum and maximum values ​​noted above. It will further be understood that the thickness of the first barrier layer 402 may be any value between any of the minimum and maximum values ​​noted above.

[0223] Figure 5 illustrates another thermal barrier composite 500 according to embodiments described herein. As shown in Figure 5, the thermal barrier composite 500 can include a first barrier layer 502, a first foam layer 504, and a second barrier layer 506. The first foam layer 504 can include a silicone-based matrix component 510, a flame-retardant filler component 520, and a thermal insulating filler component 530.

[0224] It will be understood that the thermal barrier composite 500, and all components described with respect to the thermal barrier composite 500 shown in Figure 5, may have any of the properties described herein with respect to the corresponding components in Figure 4. In particular, the properties of the thermal barrier composite 500, first barrier layer 502, first foam layer 504, silicone-based matrix component 510, flame-retardant filler component 520, and thermal insulating filler component 530 shown in Figure 5 may have any of the corresponding properties described herein with respect to the thermal barrier composite 400, first barrier layer 402, first foam layer 404, silicone-based matrix component 410, flame-retardant filler component 420, and thermal insulating filler component 430 shown in Figure 4, respectively.

[0225] According to yet other embodiments, the second barrier layer 506 may be a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, non-woven glass cloth, any combination thereof, and any laminate thereof.

[0226] According to still other embodiments, the second barrier layer 506 may include a particular material. For example, the second barrier layer 506 may include mica. According to still other embodiments, the second barrier layer 506 may include mica fiberglass cloth. According to still other embodiments, the second barrier layer 506 may include glass cloth. According to other embodiments, the second barrier layer 506 may include silica cloth. According to still other embodiments, the second barrier layer 506 may include basalt cloth. According to still other embodiments, the second barrier layer 506 may include vermiculite-coated glass cloth. According to other embodiments, the second barrier layer 506 may include aerogel. According to still other embodiments, the second barrier layer 506 may include non-woven glass cloth. According to still other embodiments, the second barrier layer 506 may include any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the second barrier layer 506 may include any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0227] According to still other embodiments, the second barrier layer 506 may be made of a particular material. For example, the second barrier layer 506 may be made of mica. According to still other embodiments, the second barrier layer 506 may be made of mica fiberglass cloth. According to still other embodiments, the second barrier layer 506 may be made of glass cloth. According to other embodiments, the second barrier layer 506 may be made of silica cloth. According to still other embodiments, the second barrier layer 506 may be made of basalt cloth. According to still other embodiments, the second barrier layer 506 may be made of vermiculite-coated glass cloth. According to other embodiments, the second barrier layer 506 may be made of aerogel. According to still other embodiments, the second barrier layer 506 may be made of non-woven glass cloth. According to still other embodiments, the second barrier layer 506 may be comprised of any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the second barrier layer 506 may be comprised of any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0228] According to still other embodiments, the second barrier layer 506 may be a layer of a particular material. For example, the second barrier layer 506 may be a mica layer. According to still other embodiments, the second barrier layer 506 may be a mica fiberglass cloth layer. According to still other embodiments, the second barrier layer 506 may be a glass cloth layer. According to other embodiments, the second barrier layer 506 may be a silica cloth layer. According to still other embodiments, the second barrier layer 506 may be a basalt cloth layer. According to still other embodiments, the second barrier layer 506 may be a vermiculite-coated glass cloth layer. According to other embodiments, the second barrier layer 506 may be an aerogel layer. According to still other embodiments, the second barrier layer 506 may be a non-woven glass cloth layer. According to still other embodiments, the second barrier layer 506 can be a layer of any combination of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth. According to still other embodiments, the second barrier layer 506 can be a layer of any laminate of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, or nonwoven glass cloth.

[0229] According to still other embodiments, the second barrier layer 506 can have a particular thickness. For example, the second barrier layer 506 can have a thickness of at least about 0.05 mm, e.g., at least about 0.1 mm, or at least about 0.2 mm, or at least about 0.3 mm, or at least about 0.4 mm, or at least about 0.5 mm, or at least about 0.6 mm, or at least about 0.7 mm, or at least about 0.8 mm, or at least about 0.9 mm, or at least about 1.0 mm, or at least about 1.1 mm, or at least about 1.2 mm, or at least about 1.3 mm, or even at least about 1.4 mm. According to yet other embodiments, the second barrier layer 506 may have a thickness of about 37 mm or less, e.g., about 6.5 mm or less, or about 6.0 mm or less, or about 5.5 mm or less, or about 5.0 mm or less, or about 4.5 mm or less, or about 4.0 mm or less, or not about 2.9 mm or less, or about 2.8 mm or less, or about 2.7 mm or less, or about 2.6 mm or less, or about 2.5 mm or less, or about 2.4 mm or less, or about 2.3 mm or less, or even about 2.2 mm or less. It will be understood that the thickness of the second barrier layer 506 may be within a range between any of the minimum and maximum values ​​noted above. It will further be understood that the thickness of the second barrier layer 506 may be any value between any of the minimum and maximum values ​​noted above.

[0230] FIG. 6 illustrates another thermal barrier composite 600 according to embodiments described herein. As shown in FIG. 6, the thermal barrier composite 600 may include a first barrier layer 602, a first foam layer 604, a second foam layer 608, and a second barrier layer 606. The first foam layer 604 may include a silicone-based matrix component 610, a flame-retardant filler component 620, and a thermal insulating filler component 630. The second foam layer 608 may include a silicone-based matrix component 640, a flame-retardant filler component 650, and a thermal insulating filler component 660. As shown in FIG. 6, both the first foam layer 604 and the second foam layer 608 are located between the first barrier layer 602 and the second barrier layer 608.

[0231] It will be understood that the thermal barrier composite 600, and all components described with respect to the thermal barrier composite 600 shown in Figure 6, may have any of the properties described herein with respect to the corresponding components in Figure 5 and / or Figure 4. In particular, the properties of the thermal barrier composite 600, first barrier layer 602, first foam layer 604, second barrier layer 606, silicone-based matrix component 610, flame-retardant filler component 620, and thermal insulating filler component 630 shown in Figure 6 may have any of the corresponding properties described herein with respect to the thermal barrier composite 400 (500), first barrier layer 402 (502), first foam layer 404 (504), silicone-based matrix component 410 (510), flame-retardant filler component 420 (520), and thermal insulating filler component 430 (530) shown in Figure 4 (Figure 5), respectively.

[0232] According to certain embodiments, the silicone-based matrix component 640 of the second foam layer 608 can include a platinum-catalyzed addition-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 640 can include a peroxide-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 640 can include a tin-catalyzed silicone foam. According to still other embodiments, the silicone-based matrix component 640 can include any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0233] According to certain embodiments, the silicone-based matrix component 640 can be comprised of a platinum-catalyzed addition-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 640 can be comprised of a peroxide-cure silicone foam. According to yet other embodiments, the silicone-based matrix component 640 can be comprised of a tin-catalyzed silicone foam. According to still other embodiments, the silicone-based matrix component 640 can be comprised of any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0234] According to certain embodiments, silicone-based matrix component 640 can be a platinum-catalyzed addition-cure silicone foam layer. According to yet other embodiments, silicone-based matrix component 640 can be a peroxide-cure silicone foam layer. According to yet other embodiments, silicone-based matrix component 640 can be a tin-catalyzed silicone foam layer. According to still other embodiments, silicone-based matrix component 640 can be a layer of any combination of platinum-catalyzed addition-cure silicone foam, peroxide-cure silicone foam, and tin-catalyzed silicone foam.

[0235] According to still other embodiments, the flame-retardant filler component 650 may be selected from a particular group of materials. For example, the flame-retardant filler component 650 may be selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, vermiculite, and any combination thereof.

[0236] According to still other embodiments, the flame-retardant filler component 650 may include certain materials. For example, the flame-retardant filler component 650 may include a metal hydrate. According to still other embodiments, the flame-retardant filler component 650 may include a borate compound. According to still other embodiments, the flame-retardant filler component 650 may include a platinum compound. According to still other embodiments, the flame-retardant filler component 650 may include a transition metal oxide. According to other embodiments, the flame-retardant filler component 650 may include a metal carbonate. According to still other embodiments, the flame-retardant filler component 650 may include calcium silicate. According to yet other embodiments, the flame-retardant filler component 650 may include aluminum silicate. According to still other embodiments, the flame-retardant filler component 650 may include magnesium silicate. According to still other embodiments, the flame-retardant filler component 650 may include glass frit. According to still other embodiments, the flame-retardant filler component 650 may include an alkali salt. According to still other embodiments, the flame-retardant filler component 650 may include vermiculite. According to yet other embodiments, the flame-retardant filler component 650 may include any combination of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, glass frits, alkali salts, or vermiculite.

[0237] According to still other embodiments, the flame-retardant filler component 650 can be comprised of a specific material. For example, the flame-retardant filler component 650 can be comprised of a metal hydrate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of a borate compound. According to still other embodiments, the flame-retardant filler component 650 can be comprised of a platinum compound. According to still other embodiments, the flame-retardant filler component 650 can be comprised of a transition metal oxide. According to other embodiments, the flame-retardant filler component 650 can be comprised of a metal carbonate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of calcium silicate. According to yet other embodiments, the flame-retardant filler component 650 can be comprised of aluminum silicate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of magnesium silicate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of glass frit. According to still other embodiments, the flame-retardant filler component 650 can be comprised of an alkali salt. According to yet other embodiments, the flame-retardant filler component 650 can be comprised of vermiculite. According to still other embodiments, the flame-retardant filler component 650 can be comprised of any combination of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, or vermiculite.

[0238] According to still other embodiments, the flame-retardant filler component 650 can be a specific material. For example, the flame-retardant filler component 650 can be a metal hydrate filler. According to still other embodiments, the flame-retardant filler component 650 can be a borate filler. According to still other embodiments, the flame-retardant filler component 650 can be a platinum compound filler. According to still other embodiments, the flame-retardant filler component 650 can be a transition metal oxide filler. According to other embodiments, the flame-retardant filler component 650 can be a metal carbonate filler. According to still other embodiments, the flame-retardant filler component 650 can be a calcium silicate filler. According to yet other embodiments, the flame-retardant filler component 650 can be an aluminum silicate filler. According to still other embodiments, the flame-retardant filler component 650 can be a magnesium silicate filler. According to still other embodiments, the flame-retardant filler component 650 can be a glass frit filler. According to yet other embodiments, the flame-retardant filler component 650 can be an alkali salt filler. According to yet other embodiments, the flame-retardant filler component 650 can be a vermiculite filler. According to still other embodiments, the flame-retardant filler component 650 can be any combination of fillers of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, glass frit, alkali salts, or vermiculite.

[0239] According to yet other embodiments, the flame-retardant filler component 650 may be selected from a specific group of metal hydrate materials. For example, the flame-retardant filler component 650 may be selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

[0240] According to still other embodiments, the flame-retardant filler component 650 may include certain metal hydrate materials. For example, the flame-retardant filler component 650 may include aluminum trihydrate. According to still other embodiments, the flame-retardant filler component 650 may include magnesium dihydroxide. According to yet other embodiments, the flame-retardant filler component 650 may include boehmite. According to other embodiments, the flame-retardant filler component 650 may include calcium hydroxide. According to still other embodiments, the flame-retardant filler component 650 may include huntite. According to still other embodiments, the flame-retardant filler component 650 may include gypsum. According to other embodiments, the flame-retardant filler component 650 may include hydromagnesite. According to still other embodiments, the flame-retardant filler component 650 may include any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite.

[0241] According to still other embodiments, the flame-retardant filler component 650 can be comprised of certain metal hydrate materials. For example, the flame-retardant filler component 650 can be comprised of aluminum trihydrate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of magnesium dihydroxide. According to yet other embodiments, the flame-retardant filler component 650 can be comprised of boehmite. According to other embodiments, the flame-retardant filler component 650 can be comprised of calcium hydroxide. According to still other embodiments, the flame-retardant filler component 650 can be comprised of huntite. According to still other embodiments, the flame-retardant filler component 650 can be comprised of gypsum. According to other embodiments, the flame-retardant filler component 650 can be comprised of hydromagnesite. According to still other embodiments, the flame-retardant filler component 650 can be comprised of any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite.

[0242] According to still other embodiments, the flame-retardant filler component 650 can be a specific metal hydrate material filler. For example, the flame-retardant filler component 650 can be an aluminum trihydrate filler. According to still other embodiments, the flame-retardant filler component 650 can be a magnesium dihydroxide filler. According to yet other embodiments, the flame-retardant filler component 650 can be a boehmite filler. According to other embodiments, the flame-retardant filler component 650 can be a calcium hydroxide filler. According to still other embodiments, the flame-retardant filler component 650 can be a huntite filler. According to still other embodiments, the flame-retardant filler component 650 can be a gypsum filler. According to other embodiments, the flame-retardant filler component 650 can be a hydromagnesite filler. According to still other embodiments, the flame-retardant filler component 650 can be any combination of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, or hydromagnesite fillers.

[0243] According to yet other embodiments, the flame-retardant filler component 650 may be selected from a specific group of borate materials. For example, the flame-retardant filler component 650 may be selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

[0244] According to still other embodiments, the flame-retardant filler component 650 may include certain borate materials. For example, the flame-retardant filler component 650 may include zinc borate. According to still other embodiments, the flame-retardant filler component 650 may include calcium borate. According to other embodiments, the flame-retardant filler component 650 may include sodium borate. According to still other embodiments, the flame-retardant filler component 650 may include potassium borate. According to still other embodiments, the flame-retardant filler component 650 may include lithium borate. According to still other embodiments, the flame-retardant filler component 650 may include any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate.

[0245] According to still other embodiments, the flame-retardant filler component 650 can be comprised of certain borate materials. For example, the flame-retardant filler component 650 can be comprised of zinc borate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of calcium borate. According to other embodiments, the flame-retardant filler component 650 can be comprised of sodium borate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of potassium borate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of lithium borate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate.

[0246] According to still other embodiments, the flame-retardant filler component 650 can be a specific borate material filler. For example, the flame-retardant filler component 650 can be a zinc borate filler. According to still other embodiments, the flame-retardant filler component 650 can be a calcium borate filler. According to other embodiments, the flame-retardant filler component 650 can be a sodium borate filler. According to still other embodiments, the flame-retardant filler component 650 can be a potassium borate filler. According to still other embodiments, the flame-retardant filler component 650 can be a lithium borate filler. According to still other embodiments, the flame-retardant filler component 650 can be any combination of zinc borate, calcium borate, sodium borate, potassium borate, or lithium borate fillers.

[0247] According to yet other embodiments, the flame-retardant filler component 650 may be selected from a specific group of platinum compound materials. For example, the flame-retardant filler component 650 may be selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

[0248] According to yet other embodiments, the flame-retardant filler component 650 may include certain platinum compound materials. For example, the flame-retardant filler component 650 may include platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane. According to yet other embodiments, the flame-retardant filler component 650 may include hexachloroplatinic acid. According to yet other embodiments, the flame-retardant filler component 650 may include any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0249] According to yet other embodiments, the flame-retardant filler component 650 can be comprised of certain platinum compound materials. For example, the flame-retardant filler component 650 can be comprised of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane. According to yet other embodiments, the flame-retardant filler component 650 can be comprised of hexachloroplatinic acid. According to yet other embodiments, the flame-retardant filler component 650 can be comprised of any combination of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0250] According to yet other embodiments, the flame-retardant filler component 650 can be a specific platinum compound material filler. For example, the flame-retardant filler component 650 can be a platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane filler. According to yet other embodiments, the flame-retardant filler component 650 can be a hexachloroplatinic acid filler. According to yet other embodiments, the flame-retardant filler component 650 can be any combination of filler or platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane and hexachloroplatinic acid.

[0251] According to yet other embodiments, the flame-retardant filler component 650 may be selected from a specific group of transition metal oxide materials. For example, the flame-retardant filler component 650 may be selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

[0252] According to still other embodiments, the flame-retardant filler component 650 may include certain transition metal oxide materials. For example, the flame-retardant filler component 650 may include iron oxide. According to still other embodiments, the flame-retardant filler component 650 may include cerium oxide. According to other embodiments, the flame-retardant filler component 650 may include zinc oxide. According to still other embodiments, the flame-retardant filler component 650 may include any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide.

[0253] According to still other embodiments, the flame-retardant filler component 650 can be comprised of certain transition metal oxide materials. For example, the flame-retardant filler component 650 can be comprised of iron oxide. According to still other embodiments, the flame-retardant filler component 650 can be comprised of cerium oxide. According to other embodiments, the flame-retardant filler component 650 can be comprised of zinc oxide. According to still other embodiments, the flame-retardant filler component 650 can be comprised of any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide.

[0254] According to still other embodiments, the flame-retardant filler component 650 can be a specific transition metal oxide material filler. For example, the flame-retardant filler component 650 can be an iron oxide filler. According to still other embodiments, the flame-retardant filler component 650 can be a cerium oxide filler. According to other embodiments, the flame-retardant filler component 650 can be a zinc oxide filler. According to still other embodiments, the flame-retardant filler component 650 can be any combination of iron oxide, cerium oxide, titanium oxide, or zinc oxide fillers.

[0255] According to yet other embodiments, the flame-retardant filler component 650 may be selected from a specific group of metal carbonate materials. For example, the flame-retardant filler component 650 may be selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

[0256] According to still other embodiments, the flame-retardant filler component 650 may include certain transition metal carbonate materials. For example, the flame-retardant filler component 650 may include huntite. According to yet other embodiments, the flame-retardant filler component 650 may include calcium carbonate. According to still other embodiments, the flame-retardant filler component 650 may include any combination of huntite or calcium carbonate.

[0257] According to still other embodiments, the flame-retardant filler component 650 can be comprised of certain transition metal carbonate materials. For example, the flame-retardant filler component 650 can be comprised of huntite. According to yet other embodiments, the flame-retardant filler component 650 can be comprised of calcium carbonate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of any combination of huntite or calcium carbonate.

[0258] According to yet other embodiments, the flame-retardant filler component 650 can be a specific transition metal carbonate material filler. For example, the flame-retardant filler component 650 can be a huntite filler. According to yet other embodiments, the flame-retardant filler component 650 can be a calcium carbonate filler. According to yet other embodiments, the flame-retardant filler component 650 can be any combination of huntite or calcium carbonate filler.

[0259] According to yet other embodiments, the fire-retardant filler component 650 may be selected from a specific group of metal carbonate mixtures. For example, the fire-retardant filler component 650 may be selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

[0260] According to yet other embodiments, the flame-retardant filler component 650 may include a specific metal carbonate mixture. For example, the flame-retardant filler component 650 may include a natural mixture of hydromagnesite. According to other embodiments, the flame-retardant filler component 650 may include a natural mixture of hydromagnesite. According to still other embodiments, the flame-retardant filler component 650 may include any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0261] According to yet another embodiment, the flame-retardant filler component 650 can be comprised of a specific metal carbonate mixture. For example, the flame-retardant filler component 650 can be comprised of a natural mixture of hydromagnesite. According to another embodiment, the flame-retardant filler component 650 can be comprised of a natural mixture of hydromagnesite. According to yet another embodiment, the flame-retardant filler component 650 can be comprised of any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0262] According to yet another embodiment, the flame-retardant filler component 650 can be a specific metal carbonate mixture filler. For example, the flame-retardant filler component 650 can be a natural mixture of hydromagnesite. According to another embodiment, the flame-retardant filler component 650 can be a filler of a natural mixture of hydromagnesite. According to yet another embodiment, the flame-retardant filler component 650 can be a filler of any combination of a natural mixture of hydromagnesite and huntite, or synthetic magnesium carbonate hydroxide pentahydrate.

[0263] According to yet other embodiments, the flame-retardant filler component 650 may be selected from a specific group of alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 650 may be selected from the group consisting of wollastonite, mica, clay, kaolin, talc, vermiculite, and any combination thereof.

[0264] According to still other embodiments, the flame-retardant filler component 650 may include certain alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 650 may include wollastonite. According to still other embodiments, the flame-retardant filler component 650 may include mica. According to still other embodiments, the flame-retardant filler component 650 may include clay. According to other embodiments, the flame-retardant filler component 650 may include kaolin. According to still other embodiments, the flame-retardant filler component 650 may include talc. According to other embodiments, the flame-retardant filler component 650 may include vermiculite. According to still other embodiments, the flame-retardant filler component 650 may include any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite.

[0265] According to still other embodiments, the flame-retardant filler component 650 can be comprised of certain alumina silicate or magnesium silicate materials. For example, the flame-retardant filler component 650 can be comprised of wollastonite. According to still other embodiments, the flame-retardant filler component 650 can be comprised of mica. According to still other embodiments, the flame-retardant filler component 650 can be comprised of clay. According to other embodiments, the flame-retardant filler component 650 can be comprised of kaolin. According to still other embodiments, the flame-retardant filler component 650 can be comprised of talc. According to other embodiments, the flame-retardant filler component 650 can be comprised of vermiculite. According to still other embodiments, the flame-retardant filler component 650 can be comprised of any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite.

[0266] According to still other embodiments, the flame-retardant filler component 650 can be a filler of a specific alumina silicate material or magnesium silicate material. For example, the flame-retardant filler component 650 can be a wollastonite filler. According to still other embodiments, the flame-retardant filler component 650 can be a mica filler. According to still other embodiments, the flame-retardant filler component 650 can be a clay filler. According to other embodiments, the flame-retardant filler component 650 can be a kaolin filler. According to still other embodiments, the flame-retardant filler component 650 can be a talc filler. According to other embodiments, the flame-retardant filler component 650 can be a vermiculite filler. According to still other embodiments, the flame-retardant filler component 650 can be any combination of wollastonite, mica, clay, kaolin, talc, or vermiculite fillers.

[0267] According to yet other embodiments, the flame-retardant filler component 650 may be selected from a specific group of alkali salt materials. For example, the flame-retardant filler component 650 may be selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

[0268] According to still other embodiments, the flame-retardant filler component 650 may include certain alkali salt materials. For example, the flame-retardant filler component 650 may include sodium carbonate. According to yet other embodiments, the flame-retardant filler component 650 may include potassium carbonate. According to still other embodiments, the flame-retardant filler component 650 may include any combination of sodium carbonate or potassium carbonate.

[0269] According to yet other embodiments, the flame-retardant filler component 650 can be comprised of certain alkali salt materials. For example, the flame-retardant filler component 650 can be comprised of sodium carbonate. According to yet other embodiments, the flame-retardant filler component 650 can be comprised of potassium carbonate. According to still other embodiments, the flame-retardant filler component 650 can be comprised of any combination of sodium carbonate or potassium carbonate.

[0270] According to yet other embodiments, the flame-retardant filler component 650 can be a specific alkali salt material filler. For example, the flame-retardant filler component 650 can be a sodium carbonate filler. According to yet other embodiments, the flame-retardant filler component 650 can be a potassium carbonate filler. According to yet other embodiments, the flame-retardant filler component 650 can be any combination of sodium carbonate or potassium carbonate fillers.

[0271] According to yet other embodiments, the insulating filler component 660 may be selected from a particular group of materials. For example, the insulating filler component 660 may be selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof.

[0272] According to still other embodiments, the insulating filler component 660 may include a particular material. For example, the insulating filler component 660 may include expanded perlite. According to still other embodiments, the insulating filler component 660 may include non-expanded perlite. According to still other embodiments, the insulating filler component 660 may include glass beads. According to still other embodiments, the insulating filler component 660 may include vermiculite. According to still other embodiments, the insulating filler component 660 may include expanded vermiculite. According to still other embodiments, the insulating filler component 660 may include expanded glass. According to still other embodiments, the insulating filler component 660 may include zeolite. According to still other embodiments, the insulating filler component 660 may include aerogel. According to still other embodiments, the insulating filler component 660 may include silica. According to still other embodiments, the insulating filler component 660 may include porous silica. According to other embodiments, the insulating filler component 660 can include porous alumina. According to still other embodiments, the insulating filler component 660 can include any combination of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina.

[0273] According to still other embodiments, the insulating filler component 660 can be comprised of a particular material. For example, the insulating filler component 660 can be comprised of expanded perlite. According to yet other embodiments, the insulating filler component 660 can be comprised of non-expanded perlite. According to still other embodiments, the insulating filler component 660 can be comprised of glass beads. According to still other embodiments, the insulating filler component 660 can be comprised of vermiculite. According to still other embodiments, the insulating filler component 660 can be comprised of expanded vermiculite. According to still other embodiments, the insulating filler component 660 can be comprised of expanded glass. According to still other embodiments, the insulating filler component 660 can be comprised of zeolite. According to still other embodiments, the insulating filler component 660 can be comprised of aerogel. According to still other embodiments, the insulating filler component 660 can be comprised of silica. According to still other embodiments, the insulating filler component 660 can be comprised of porous silica. According to other embodiments, the insulating filler component 660 can be comprised of porous alumina. According to still other embodiments, the insulating filler component 660 can be comprised of any combination of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina.

[0274] According to still other embodiments, the insulating filler component 660 can be a filler of a specific material. For example, the insulating filler component 660 can be an expanded perlite filler. According to yet other embodiments, the insulating filler component 660 can be a non-expanded perlite filler. According to still other embodiments, the insulating filler component 660 can be a glass bead filler. According to still other embodiments, the insulating filler component 660 can be a vermiculite filler. According to still other embodiments, the insulating filler component 660 can be an expanded vermiculite filler. According to still other embodiments, the insulating filler component 660 can be an expanded glass filler. According to still other embodiments, the flame-retardant filler component 220 can be a zeolite filler. According to still other embodiments, the insulating filler component 660 can be an aerogel filler. According to still other embodiments, the insulating filler component 660 can be a silica filler. According to still other embodiments, the insulating filler component 660 can be a porous silica filler. According to other embodiments, the insulating filler component 660 can be a porous alumina filler. According to still other embodiments, the insulating filler component 660 can be any combination of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, or porous alumina fillers.

[0275] According to certain embodiments, the second foam layer 608 can include a particular content of the silicone-based matrix component 640. For example, the second foam layer 608 can include a silicone-based matrix component content of at least about 20 wt%, e.g., at least about 25 wt%, or at least about 30 wt%, or at least about 35 wt%, or at least about 40 wt%, or at least about 45 wt%, or even at least about 50 wt%, based on the total weight of the second foam layer 608. According to still other embodiments, the second foam layer 608 can include a silicone-based matrix component content of about 85 wt% or less, e.g., about 80 wt% or less, or about 75 wt% or less, or about 70 wt% or less, or even about 65 wt% or less, based on the total weight of the second foam layer 608. It will be understood that the silicone-based matrix component content of the second foam layer 608 can be within a range between any of the above values. It will be further understood that the silicone-based matrix component content of the second foam layer 608 can be any value between any of the minimum and maximum values ​​noted above.

[0276] According to yet other embodiments, the second foam layer 608 can include a particular content of the flame-retardant filler component 650. For example, the second foam layer 608 can include a flame-retardant filler component content of at least about 1 wt%, e.g., at least about 2 wt%, or at least about 3 wt%, or at least about 4 wt%, or at least about 5 wt%, or at least about 7 wt%, or at least about 10 wt%, or at least about 12 wt%, or even at least about 15 wt%, based on the total weight of the second foam layer 608. According to still other embodiments, the second foam layer 608 can include a flame-retardant filler component content of about 35 wt% or less, e.g., about 34 wt% or less, or about 33 wt% or less, or about 32 wt% or less, or about 31 wt% or less, or about 30 wt% or less, or about 28 wt% or less, or about 25 wt% or less, or about 23 wt% or less, or about 20 wt% or less, based on the total weight of the second foam layer 608. It will be understood that the flame-retardant filler component content of the second foam layer 608 can range between any of the values ​​recited above. It will further be understood that the flame-retardant filler component content of the second foam layer 608 can be any value between any of the minimum and maximum values ​​recited above.

[0277] According to yet other embodiments, the second foam layer 608 can include a particular content of the insulating filler component 650. For example, the second foam layer 608 can include an insulating filler component content of at least about 1 wt%, e.g., at least about 2 wt%, or at least about 3 wt%, or at least about 4 wt%, or at least about 5 wt%, or at least about 7 wt%, or at least about 10 wt%, or at least about 12 wt%, or even at least about 15 wt%, based on the total weight of the second foam layer 608. According to still other embodiments, the second foam layer 608 can include an insulating filler component content of about 25 wt% or less, e.g., about 24 wt% or less, or about 23 wt% or less, or about 22 wt% or less, or about 21 wt% or less, or about 20 wt% or less, or about 19 wt% or less, or about 18 wt% or less, or about 17 wt% or less, or about 16 wt% or less, based on the total weight of the second foam layer 608. It will be understood that the insulating filler component content of the second foam layer 608 can range between any of the values ​​recited above. It will further be understood that the insulating filler component content of the second foam layer 608 can be any value between any of the minimum and maximum values ​​recited above.

[0278] According to certain embodiments, the second foam layer 608 may have a particular flammability rating as measured in accordance with ASTM D4986. In particular, the foam layer may have an HBF flammability rating as measured in accordance with ASTM D4986.

[0279] According to certain embodiments, the second foam layer 608 may have a particular flammability rating as measured in accordance with ASTM D3801. In particular, the foam layer may have a V-0 flammability rating as measured in accordance with ASTM D3801.

[0280] According to still other embodiments, the second foam layer 608 may have a specified autoignition time when exposed to a hot plate test at a temperature of 650° C. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold side surface temperature. The temperature curve is recorded, and the point of autoignition, if any, is noted. According to certain embodiments, the second foam layer 608 may have an autoignition time of at least about 1 minute, e.g., at least about 1.5 minutes, or at least about 2 minutes, or at least about 2.5 minutes, or at least about 3 minutes, or at least about 3.5 minutes, or at least about 4.0 minutes, or at least about 4.5 minutes, or even at least about 5.0 minutes. It will be understood that the autoignition time of the second foam layer 608 may range between any of the above values. It will further be appreciated that the autoignition time of the second foam layer 608 can be any value between any of the above values.

[0281] According to yet other embodiments, the second foam layer 608 may have a specified cold-side temperature measured at 5 minutes when a 3 mm thick foam is exposed to a 650°C hot plate test. For purposes of the embodiments described herein, the hot plate test is performed by preparing a 1 inch by 1 inch test specimen of the material and placing it on a hot plate. A thermocouple is then secured to a steel weight (1 inch diameter, 2 inches high) placed on the specimen to measure the cold-side surface temperature. According to certain embodiments, the second foam layer 608 may have a cold-side temperature of about 300°C or less, e.g., about 275°C or less, or about 250°C or less, or about 225°C or less, or about 200°C or less, or about 175°C or less, or even about 150°C or less. According to still other embodiments, the second foam layer 608 may have a cold-side temperature of at least about 25°C. It will be understood that the cold-side temperature of the second foam layer 608 may range between any of the above values. It will be further understood that the cold side temperature of the second foam layer 608 can be any value between any of the above values.

[0282] According to still other embodiments, the second foam layer 608 can have a particular thickness. For example, the second foam layer 608 can have a thickness of at least about 0.5 mm, e.g., at least about 1.0 mm, or at least about 1.5 mm, or at least about 2.0 mm, or at least about 2.5 mm, or at least about 3.0 mm, or at least about 3.5 mm, or at least about 4.0 mm, or at least about 4.5 mm, or even at least about 5.0 mm. According to still other embodiments, the second foam layer 608 can have a thickness of about 10 mm or less, e.g., about 9.5 mm or less, or about 9.0 mm or less, or about 8.5 mm or less, or about 8.0 mm or less, or about 7.5 mm or less, or about 7.0 mm or less, or about 6.5 mm or less, or even about 6.0 mm or less. It will be understood that the thickness of the second foam layer 608 can be within a range between any of the minimum and maximum values ​​noted above. It will be further understood that the thickness of the second foam layer 608 can be any value between any of the minimum and maximum values ​​noted above.

[0283] According to yet other embodiments, the second foam layer 608 may have a specific 25% strain compression rating. For purposes of the embodiments described herein, the 25% strain compression rating is defined as the compression rating of a sample measured at 25% strain and is determined by measuring the compressive force and compressive force deflection of the sample at 25% strain. The compressive force (FTC) is defined as the peak force (or stress) compressing the sample to a predetermined strain, and the compressive force deflection (CFD) is defined as the plateau or relaxation force (or stress) sustained by the sample when held at the desired strain (i.e., 25%). Measurements are made using a texture analyzer that finds and records both the FTC and CFD values ​​after a 60-second hold time, a compression rate of 0.16 mm / s, and a trigger force of 10 grams.

[0284] According to certain embodiments, the second foam layer 608 may have a 25% strain compression rating of about 500 kPa or less, e.g., about 475 kPa or less, or about 450 kPa or less, or about 425 kPa or less, or about 400 kPa or less, or about 375 kPa or less, or about 350 kPa or less, or about 325 kPa or less, or about 300 kPa or less, or about 275 kPa or less, or about 250 kPa or less, or about 225 kPa or less, or about 200 kPa or less, or about 175 kPa or less, or about 150 kPa or less, or about 125 kPa or less, or about 100 kPa or less. According to still other embodiments, the second foam layer 608 may have a 25% strain compression rating of at least about 5 kPa, e.g., at least about 10 kPa, or at least about 15 kPa, or at least about 20 kPa, or at least about 25 kPa. It will be appreciated that the 25% strain compression rating of the second foam layer 608 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the 50% strain compression rating of the second foam layer 608 can be any value between any of the minimum and maximum values ​​noted above.

[0285] According to still other embodiments, the second foam layer 608 may have a particular density. For purposes of the embodiments described herein, the density of the second foam layer 608 may be determined according to ASTM D1056. According to a particular embodiment, the second foam layer 608 may have a density of about 1200 kg / m 3 Below, for example, about 1175 kg / m 3 or less, or about 1150 kg / m 3 or less than 1125 kg / m 3 or less than 1100 kg / m 3 or less than 1050 kg / m 3 or less than 1000 kg / m 3 or less, or 950 kg / m 3 or less, or 900 kg / m 3 or less, or 850 kg / m 3 or less than 800 kg / m 3 or less, or 750 kg / m 3 or less than 700 kg / m 3 or less, or even 650 kg / m 3 According to yet another embodiment, the second foam layer 608 may have a density of at least about 100 kg / m 3 , e.g., at least about 120 kg / m 3 , or at least about 140 kg / m 3 , or at least about 160 kg / m 3 , or at least about 180 kg / m 3 , or at least about 200 kg / m 3 , or at least about 220 kg / m 3 , or even at least about 240 kg / m 3 It will be appreciated that the density of the second foam layer 608 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the density of the second foam layer 608 can be any value between any of the minimum and maximum values ​​noted above.

[0286] According to still other embodiments, the second foam layer 608 may have a particular thermal conductivity measured according to ASTM C518. For example, the second foam layer 608 may have a thermal conductivity of at least about 0.01 W / mK, e.g., at least about 0.02 W / mK, or at least about 0.03 W / mK, or at least about 0.04 W / mK, or even at least about 0.05 W / mK. According to yet other embodiments, the second foam layer 608 may have a thermal conductivity of about 0.15 W / mK or less, e.g., about 0.14 W / mK or less, or about 0.13 W / mK or less, or about 0.12 W / mK or less, or about 0.11 W / mK or less, or about 0.10 W / mK or less, or about 0.09 W / mK or less, or about 0.08 W / mK, or even about 0.07 W / mK or less. It will be appreciated that the thermal conductivity of the second foam layer 608 can be within a range between any of the minimum and maximum values ​​noted above. It will further be appreciated that the thermal conductivity of the second foam layer 608 can be any value between any of the minimum and maximum values ​​noted above.

[0287] According to certain embodiments, the thermal barrier composites described herein can be formed according to any acceptable forming process for thermal barrier composites. According to certain embodiments, the thermal barrier composites can be formed using a lamination process, where the porous foam and barrier layer are laminated using a transfer adhesive, such as, for example, a silicone adhesive, a rubber adhesive, an acrylic adhesive, a phenolic adhesive, a polyurethane adhesive, or any combination thereof. According to yet other embodiments, the thermal barrier composites can be formed using a lamination process with a porous foam and a coated barrier layer, where the coating on the barrier layer is an adhesive, such as, for example, a silicone adhesive, a rubber adhesive, an acrylic adhesive, a phenolic adhesive, a polyurethane adhesive, or any combination thereof. According to yet other embodiments, the thermal barrier composites can be formed using a direct casting process, where the foam is cast directly onto or between barrier films.

[0288] Many different aspects and embodiments are possible. Some of these aspects and embodiments are described herein. After reading this specification, those skilled in the art will understand that these aspects and embodiments are merely exemplary and do not limit the scope of the invention. An embodiment may follow any one or more of the embodiments listed below.

[0289] Embodiment 1. A multilayer composite comprising: a first barrier layer; and a first foam layer comprising a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component, wherein the multilayer composite comprises a thickness of at least about 0.5 mm and no more than about 10 mm, and wherein the multilayer composite comprises an HBF flammability rating measured according to ASTM D4986.

[0290] Embodiment 2. A multilayer composite comprising a first barrier layer and a first foam layer comprising a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component, wherein the multilayer composite comprises a thickness of at least about 0.5 mm and no more than about 10 mm, and wherein the multilayer composite comprises an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0291] Embodiment 3. A multilayer composite comprising a first barrier layer and a first foam layer comprising a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component, wherein the first barrier layer comprises a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof, and the flame-retardant filler component is selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, ketone compounds, and the like. a filler selected from the group consisting of aluminum silicate, magnesium silicate, glass frit, alkali salt, vermiculite, and any combination thereof, wherein the insulating filler component comprises a filler selected from the group consisting of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof, and wherein the multilayer composite comprises a thickness of at least about 0.5 mm and not more than about 10 mm.

[0292] Embodiment 4. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the silicone-based matrix component of the first foam layer comprises a platinum-catalyzed addition-cure silicone foam, a peroxide-cure silicone foam, a tin-catalyzed silicone foam, and any combination thereof.

[0293] Embodiment 5. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, glass frits, alkali salts, vermiculite, and any combination thereof.

[0294] Embodiment 6. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

[0295] Embodiment 7. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

[0296] Embodiment 8. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

[0297] Embodiment 9. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

[0298] Embodiment 10. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the flame-retardant filler of the first foam layer component comprises a filler selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

[0299] Embodiment 11. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

[0300] Embodiment 12. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of wollastonite, mica, clay, kaolin, talc, vermiculite, and any combination thereof.

[0301] Embodiment 13. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

[0302] Embodiment 14. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the insulating filler component of the first foam layer comprises a filler selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof.

[0303] Embodiment 15. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a silicone-based matrix component content of at least about 20% by weight, based on the total weight of the first foam layer.

[0304] Embodiment 16. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a silicone-based matrix component content of about 85% by weight or less, based on the total weight of the first foam layer.

[0305] Embodiment 17. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a flame-retardant filler component content of at least about 1 wt. % based on the total weight of the first foam layer.

[0306] Embodiment 18. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises no more than about 35% by weight of the flame-retardant filler component, based on the total weight of the first foam layer.

[0307] Embodiment 19. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises no more than about 25% by weight of an insulating filler component, based on the total weight of the first foam layer.

[0308] Embodiment 20. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the first foam layer comprises an insulating filler component content of at least about 1 wt. % based on the total weight of the first foam layer.

[0309] Embodiment 21. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the first foam layer comprises an HBF flammability rating measured in accordance with ASTM D4986.

[0310] Embodiment 22. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a V-0 flammability rating measured according to ASTM D3801.

[0311] Embodiment 23. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the first foam layer comprises an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0312] Embodiment 24. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer comprises an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0313] Embodiment 25. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a burn-through time of at least about 6 minutes when exposed to a torch test at 1000°C.

[0314] Embodiment 26. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a cold side temperature of about 300°C or less measured at 5 minutes when 3 mm of foam is exposed to a hot plate test at 650°C.

[0315] Embodiment 27. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a cold side temperature of at least about 25°C measured at 5 minutes when exposed to a hot plate test at 650°C.

[0316] Embodiment 28. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a cold side temperature of about 300°C or less measured at 5 minutes when 3 mm of foam is exposed to a hot plate test at 650°C.

[0317] Embodiment 29. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a cold side temperature of at least about 25°C measured at 5 minutes when exposed to a hot plate test at 650°C.

[0318] Embodiment 30. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a thickness of at least about 0.5 mm.

[0319] Embodiment 31. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer has a thickness of about 10 mm or less.

[0320] Embodiment 32. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a thickness of at least about 0.5 mm.

[0321] Embodiment 33. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a thickness of about 10 mm or less.

[0322] Embodiment 34. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a 25% strain compression rating of at least about 5 kPa.

[0323] Embodiment 35. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a 25% strain compression rating of about 500 kPa or less.

[0324] Embodiment 36. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a 25% strain compression rating of at least about 5 kPa.

[0325] Embodiment 37. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a 25% strain compression rating of about 500 kPa or less.

[0326] Embodiment 38. The first foam layer has a strength of about 1200 kg / m 3 4. The multilayer composite of any one of embodiments 1, 2, and 3, comprising the following densities:

[0327] Embodiment 39. The first foam layer has a tensile strength of at least about 100 kg / m 3 4. The multilayer composite of any one of embodiments 1, 2, and 3, comprising a density of

[0328] Embodiment 40. The multilayer composite layer has a strength of about 1500 kg / m 3 4. The multilayer composite of any one of embodiments 1, 2, and 3, comprising the following densities:

[0329] Embodiment 41. The multilayer composite has a strength of at least about 100 kg / m 3 4. The multilayer composite of any one of embodiments 1, 2, and 3, comprising a density of

[0330] Embodiment 42. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a thermal conductivity of at least about 0.01 W / mK.

[0331] Embodiment 43. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first foam layer comprises a thermal conductivity of about 0.15 W / mK or less.

[0332] Embodiment 44. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a thermal conductivity of at least about 0.01 W / mK.

[0333] Embodiment 45. The multilayer composite of any one of embodiments 1, 2, and 3, wherein the multilayer composite comprises a thermal conductivity of about 0.15 W / mK or less.

[0334] Embodiment 46. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first barrier layer comprises a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof.

[0335] Embodiment 47. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first barrier layer has a thickness of at least about 0.05 mm.

[0336] Embodiment 48. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the first barrier layer has a thickness of about 7 mm or less.

[0337] Embodiment 49. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the multilayer composite further comprises a second barrier layer, and the first foam layer is between the first barrier layer and the second barrier layer.

[0338] Embodiment 50. The multilayer composite of embodiment 49, wherein the second barrier layer comprises a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof.

[0339] Embodiment 51. The multilayer composite of embodiment 49, wherein the second barrier layer has a thickness of at least about 0.05 mm.

[0340] Embodiment 52. The multilayer composite of embodiment 49, wherein the second barrier layer has a thickness of about 7 mm or less.

[0341] Embodiment 53. A multilayer composite according to any one of embodiments 1, 2, and 3, wherein the multilayer composite further comprises a second foam layer and a second barrier layer, and wherein both the first foam layer and the second foam layer are between the first barrier layer and the second barrier layer.

[0342] Embodiment 54. The multilayer composite of embodiment 53, wherein the second barrier layer comprises a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof.

[0343] Embodiment 55. The multilayer composite of embodiment 53, wherein the second barrier layer has a thickness of at least about 0.05 mm.

[0344] Embodiment 56. The multilayer composite of embodiment 53, wherein the second barrier layer has a thickness of about 7 mm or less.

[0345] Embodiment 57. The multilayer composite of embodiment 53, wherein the silicone-based matrix component of the second foam layer comprises a platinum-catalyzed addition-cure silicone foam, a peroxide-cure silicone foam, a tin-catalyzed silicone foam, and any combination thereof.

[0346] Embodiment 58. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, glass frits, alkali salts, vermiculite, and any combination thereof.

[0347] Embodiment 59. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

[0348] Embodiment 60. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

[0349] Embodiment 61. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

[0350] Embodiment 62. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

[0351] Embodiment 63. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

[0352] Embodiment 64. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

[0353] Embodiment 65. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of wollastonite, mica, clay, kaolin, talc, vermiculite, and any combination thereof.

[0354] Embodiment 66. The multilayer composite of embodiment 53, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

[0355] Embodiment 67. The multilayer composite of embodiment 53, wherein the insulating filler component of the second foam layer comprises a filler selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof.

[0356] Embodiment 68. A multilayer composite as described in embodiment 53, wherein the second foam layer comprises a silicone-based matrix component content of at least about 20 wt. % based on the total weight of the second foam layer.

[0357] Embodiment 69. The multilayer composite of embodiment 53, wherein the second foam layer comprises a silicone-based matrix component content of about 85 wt.% or less, based on the total weight of the second foam layer.

[0358] Embodiment 70. The multilayer composite of embodiment 53, wherein the second foam layer comprises a flame-retardant filler component content of at least about 1 wt. % based on the total weight of the second foam layer.

[0359] Embodiment 71. The multilayer composite of embodiment 53, wherein the second foam layer comprises no more than about 25 wt. % of the flame-retardant filler component, based on the total weight of the second foam layer.

[0360] Embodiment 72. The multilayer composite of embodiment 53, wherein the second foam layer comprises about 25 wt. % or less of an insulating filler component, based on the total weight of the second foam layer.

[0361] Embodiment 73. The multilayer composite of embodiment 53, wherein the second foam layer comprises an insulating filler component content of at least about 1 wt. % based on the total weight of the second foam layer.

[0362] Embodiment 74. The multilayer composite of embodiment 53, wherein the second foam layer comprises an HBF flammability rating measured in accordance with ASTM D4986.

[0363] Embodiment 75. The multilayer composite of embodiment 53, wherein the second foam layer comprises an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0364] Embodiment 76. The multilayer composite of embodiment 53, wherein the second foam layer comprises a cold side temperature of about 300°C or less measured at 5 minutes when exposed to a hot plate test at 650°C.

[0365] Embodiment 77. A multilayer composite as described in embodiment 53, wherein the second foam layer has a thickness of at least about 0.05 mm.

[0366] Embodiment 78. A multilayer composite as described in embodiment 53, wherein the second foam layer has a thickness of about 10 mm or less.

[0367] Embodiment 79. The multilayer composite of embodiment 53, wherein the second foam layer comprises a 25% strain compression rating of at least about 5 kPa.

[0368] Embodiment 80. The multilayer composite of embodiment 53, wherein the second foam layer comprises a 25% strain compression rating of about 500 kPa or less.

[0369] Embodiment 81. The second foam layer has a strength of about 1200 kg / m 3 54. The multilayer composite of embodiment 53, comprising the following densities:

[0370] Embodiment 82. The second foam layer has a foam layer strength of at least about 100 kg / m 3 54. The multilayer composite of embodiment 53, wherein the multilayer composite comprises a density of

[0371] Embodiment 83. The multilayer composite of embodiment 53, wherein the second foam layer comprises a thermal conductivity of at least about 0.01 W / mK.

[0372] Embodiment 84. The multilayer composite of embodiment 53, wherein the second foam layer comprises a thermal conductivity of about 0.15 W / mK or less.

[0373] Embodiment 85. A thermal barrier composite comprising: a first barrier layer; and a first foam layer comprising a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component, wherein the thermal barrier composite comprises a thickness of at least about 0.5 mm and not more than about 10 mm, and wherein the thermal barrier composite comprises an HBF flammability rating measured in accordance with ASTM D4986.

[0374] Embodiment 86. A thermal barrier composite comprising: a first barrier layer; and a first foam layer comprising a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component, wherein the thermal barrier composite comprises a thickness of at least about 0.5 mm and not more than about 10 mm, and wherein the thermal barrier composite comprises an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0375] Embodiment 87. A thermal barrier composite comprising a first barrier layer and a first foam layer comprising a silicone-based matrix component, a flame-retardant filler component, and a thermal insulating filler component, wherein the first barrier layer comprises a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof, and the flame-retardant filler component is selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, silicates, and the like. 1. A thermal barrier composite comprising a filler selected from the group consisting of aluminum silicate, magnesium silicate, glass frit, alkali salt, vermiculite, and any combination thereof, wherein the insulating filler component comprises a filler selected from the group consisting of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof, and wherein the thermal barrier composite comprises a thickness of at least about 0.5 mm and not more than about 10 mm.

[0376] Embodiment 88. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the silicone-based matrix component comprises a platinum-catalyzed addition-cure silicone foam, a peroxide-cure silicone foam, a tin-catalyzed silicone foam, and any combination thereof.

[0377] Embodiment 89. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, glass frits, alkali salts, vermiculite, and any combination thereof.

[0378] Embodiment 90. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

[0379] Embodiment 91. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

[0380] Embodiment 92. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

[0381] Embodiment 93. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

[0382] Embodiment 94. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

[0383] Embodiment 95. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

[0384] Embodiment 96. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of wollastonite, mica, clay, kaolin, talc, vermiculite, and any combination thereof.

[0385] Embodiment 97. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the flame-retardant filler component comprises a filler selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

[0386] Embodiment 98. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the insulating filler component comprises a filler selected from the group consisting of expanded perlite, non-expanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof.

[0387] Embodiment 99. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a silicone-based matrix component content of at least about 20% by weight, based on the total weight of the first foam layer.

[0388] Embodiment 100. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a silicone-based matrix component content of about 85% by weight or less, based on the total weight of the first foam layer.

[0389] Embodiment 101. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a flame-retardant filler component content of at least about 1 wt. % based on the total weight of the first foam layer.

[0390] Embodiment 102. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises no more than about 35% by weight of the flame-retardant filler component, based on the total weight of the first foam layer.

[0391] Embodiment 103. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises no more than about 25% by weight of an insulating filler component, based on the total weight of the first foam layer.

[0392] Embodiment 104. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises an insulating filler component content of at least about 1 wt. % based on the total weight of the first foam layer.

[0393] Embodiment 105. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises an HBF flammability rating measured in accordance with ASTM D4986.

[0394] Embodiment 106. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises an HBF flammability rating measured in accordance with ASTM D4986.

[0395] Embodiment 107. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0396] Embodiment 108. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the multilayer comprises an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0397] Embodiment 109. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a burn-through time of at least about 6 minutes when exposed to a torch test at 1000°C.

[0398] Embodiment 110. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a cold side temperature of about 300°C or less measured at 5 minutes when 3 mm of foam is exposed to a hot plate test at 650°C.

[0399] Embodiment 111. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a cold side temperature of at least about 25°C measured at 5 minutes when exposed to a hot plate test at 650°C.

[0400] Embodiment 112. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a cold side temperature of about 300°C or less measured at 5 minutes when 3 mm of foam is exposed to a hot plate test at 650°C.

[0401] Embodiment 113. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a cold side temperature of at least about 25°C measured at 5 minutes when exposed to a hot plate test at 650°C.

[0402] Embodiment 114. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a thickness of at least about 0.5 mm.

[0403] Embodiment 115. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer has a thickness of about 10 mm or less.

[0404] Embodiment 116. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a thickness of at least about 0.5 mm.

[0405] Embodiment 117. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a thickness of about 10 mm or less.

[0406] Embodiment 118. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a 25% strain compression rating of at least about 5 kPa.

[0407] Embodiment 119. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a 25% strain compression rating of about 500 kPa or less.

[0408] Embodiment 120. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a 25% strain compressive rating of at least about 5 kPa.

[0409] Embodiment 121. The thermal barrier composite of any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a 25% strain compressive rating of about 500 kPa or less.

[0410] Embodiment 122. The first foam layer has a strength of about 1200 kg / m 3 88. The thermal barrier composite of any one of embodiments 85, 86, and 87, comprising the following density:

[0411] Embodiment 123. The first foam layer has a tensile strength of at least about 100 kg / m 3 88. The thermal barrier composite of any one of embodiments 85, 86, and 87, comprising a density of

[0412] Embodiment 124. The thermal barrier composite has a thermal barrier strength of about 1500 kg / m 3 88. The thermal barrier composite of any one of embodiments 85, 86, and 87, comprising the following density:

[0413] Embodiment 125. The thermal barrier composite has a thermal conductivity of at least about 100 kg / m 3 88. The thermal barrier composite of any one of embodiments 85, 86, and 87, comprising a density of

[0414] Embodiment 126. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a thermal conductivity of at least about 0.01 W / mK.

[0415] Embodiment 127. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first foam layer comprises a thermal conductivity of about 0.15 W / mK or less.

[0416] Embodiment 128. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a thermal conductivity of at least about 0.01 W / mK.

[0417] Embodiment 129. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite comprises a thermal conductivity of about 0.15 W / mK or less.

[0418] Embodiment 130. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first barrier layer comprises a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof.

[0419] Embodiment 131. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first barrier layer has a thickness of at least about 0.05 mm.

[0420] Embodiment 132. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the first barrier layer has a thickness of about 7 mm or less.

[0421] Embodiment 133. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite further comprises a second barrier layer, and the first foam layer is between the first barrier layer and the second barrier layer.

[0422] Embodiment 134. The thermal barrier composite of embodiment 133, wherein the second barrier layer comprises a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof.

[0423] Embodiment 135. A thermal barrier composite according to embodiment 133, wherein the second barrier layer has a thickness of at least about 0.05 mm.

[0424] Embodiment 136. A thermal barrier composite according to embodiment 133, wherein the second barrier layer has a thickness of about 7 mm or less.

[0425] Embodiment 137. A thermal barrier composite according to any one of embodiments 85, 86, and 87, wherein the thermal barrier composite further comprises a second foam layer and a second barrier layer, and the first foam layer and the second foam layer are both between the first barrier layer and the second barrier layer.

[0426] Embodiment 138. The thermal barrier composite of embodiment 137, wherein the second barrier layer comprises a material selected from the group consisting of mica, mica fiberglass cloth, glass cloth, silica cloth, basalt cloth, vermiculite-coated glass cloth, aerogel, nonwoven glass cloth, any combination thereof, and any laminate thereof.

[0427] Embodiment 139. A thermal barrier composite as described in embodiment 137, wherein the second barrier layer has a thickness of at least about 0.05 mm.

[0428] Embodiment 140. The thermal barrier composite of embodiment 137, wherein the second barrier layer has a thickness of about 7 mm or less.

[0429] Embodiment 141. A thermal barrier composite as described in embodiment 137, wherein the silicone-based matrix component of the second foam layer comprises a platinum-catalyzed addition-cure silicone foam, a peroxide-cure silicone foam, a tin-catalyzed silicone foam, and any combination thereof.

[0430] Embodiment 142. The thermal barrier composite of embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, glass frits, alkali salts, vermiculite, and any combination thereof.

[0431] Embodiment 143. The thermal barrier composite of embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

[0432] Embodiment 144. The thermal barrier composite of embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

[0433] Embodiment 145. The thermal barrier composite of embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

[0434] Embodiment 146. A thermal barrier composite according to embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

[0435] Embodiment 147. The thermal barrier composite of embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

[0436] Embodiment 148. A thermal barrier composite according to embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

[0437] Embodiment 149. A thermal barrier composite as described in embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of wollastonite, mica, clay, kaolin, talc, vermiculite, and any combination thereof.

[0438] Embodiment 150. The thermal barrier composite of embodiment 137, wherein the flame-retardant filler component of the second foam layer comprises a filler selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

[0439] Embodiment 151. The thermal barrier composite of embodiment 137, wherein the insulating filler component of the second foam layer comprises a filler selected from the group consisting of expanded perlite, unexpanded perlite, glass beads, vermiculite, expanded vermiculite, expanded glass, zeolite, aerogel, silica, porous silica, porous alumina, and any combination thereof.

[0440] Embodiment 152. A thermal barrier composite as described in embodiment 137, wherein the second foam layer comprises a silicone-based matrix component content of at least about 20 wt. % based on the total weight of the second foam layer.

[0441] Embodiment 153. A thermal barrier composite as described in embodiment 137, wherein the second foam layer comprises a silicone-based matrix component content of about 85 wt% or less, based on the total weight of the second foam layer.

[0442] Embodiment 154. A thermal barrier composite as described in embodiment 137, wherein the second foam layer comprises a flame-retardant filler component content of at least about 1 wt. % based on the total weight of the second foam layer.

[0443] Embodiment 155. The thermal barrier composite of embodiment 137, wherein the second foam layer comprises no more than about 25 wt. % of the flame-retardant filler component, based on the total weight of the second foam layer.

[0444] Embodiment 156. The thermal barrier composite of embodiment 137, wherein the second foam layer comprises about 25 wt. % or less of an insulating filler component, based on the total weight of the second foam layer.

[0445] Embodiment 157. The thermal barrier composite of embodiment 137, wherein the second foam layer comprises an insulating filler component content of at least about 1 wt. % based on the total weight of the second foam layer.

[0446] Embodiment 158. A thermal barrier composite as described in embodiment 137, wherein the second foam layer comprises an HBF flammability rating measured in accordance with ASTM D4986.

[0447] Embodiment 159. A thermal barrier composite as described in embodiment 137, wherein the second foam layer comprises an autoignition time of at least about 1 minute when exposed to a hot plate test at 650°C.

[0448] Embodiment 160. A thermal barrier composite as described in embodiment 137, wherein the second foam layer comprises a cold side temperature of about 300°C or less measured at 5 minutes when exposed to a hot plate test at 650°C.

[0449] Embodiment 161. A thermal barrier composite as described in embodiment 137, wherein the second foam layer comprises a thickness of at least about 0.5 mm.

[0450] Embodiment 162. A thermal barrier composite as described in embodiment 137, wherein the second foam layer has a thickness of about 10 mm or less.

[0451] Embodiment 163. The thermal barrier composite of embodiment 137, wherein the second foam layer comprises a 25% strain compression rating of at least about 5 kPa.

[0452] Embodiment 164. The thermal barrier composite of embodiment 137, wherein the second foam layer comprises a 25% strain compression rating of about 500 kPa or less.

[0453] Embodiment 165. The second foam layer has a strength of about 1200 kg / m 3 138. The thermal barrier composite of embodiment 137, comprising the following density:

[0454] Embodiment 166. The second foam layer has a foam layer strength of at least about 100 kg / m 3 138. The thermal barrier composite of embodiment 137, wherein the thermal barrier composite comprises a density of

[0455] Embodiment 167. A thermal barrier composite according to embodiment 137, wherein the second foam layer comprises a thermal conductivity of at least about 0.01 W / mK.

[0456] Embodiment 168. A thermal barrier composite as described in embodiment 137, wherein the second foam layer comprises a thermal conductivity of about 0.15 W / mK or less. [Example]

[0457] The concepts described herein are further illustrated in the following examples, which do not limit the scope of the invention as described in the claims.

[0458] Example 1 Six sample multilayer composites, S1, S2, S3, S4, S5, and S6, were formed according to embodiments described herein. One comparative sample multilayer composite, CS1, was formed for comparison with sample multilayer composites S1-S6. The construction and composition of each of the multilayer composites S1-S6 and comparative sample multilayer composite CS1 are summarized in Table 1 below.

[0459] [Table 1]

[0460] The performance ratings (i.e., flammability rating, autoignition time, burn-through time, and cold side temperature) of sample multilayer composites S1-S6 and comparative sample multilayer composite CS1 are summarized below in Table 2. It will be understood that the flammability rating is based on the performance of the samples in the UL94 V0 test, with the autoignition time measured in the 650°C hot plate test described herein, the burn-through time measured in the 1000°C torch test described herein, and the cold side temperature measured in the 650°C hot plate test described herein.

[0461] [Table 2]

[0462] It should be noted that in the general description or examples, not all of the activities described above are required, some of the specific activities may not be required, and one or more additional activities may be performed in addition to the activities described. Still further, the order in which the activities are listed is not necessarily the order in which they are performed.

[0463] Benefits, other advantages, and solutions to problems have been described above with respect to particular embodiments. However, the benefits, advantages, solutions to problems, and any features that may bring about or make more pronounced any benefit, advantage, or solution should not be construed as critical, necessary, or essential features of any or all of the claims.

[0464] The specifications and illustrations of the embodiments described herein are intended to provide a general understanding of the structure of various embodiments. The specifications and illustrations are not intended to serve as an exhaustive and comprehensive description of all elements and features of apparatus and systems that use the structures or methods described herein. Separate embodiments may be provided in combination in a single embodiment, and conversely, various features that are described for brevity in the context of a single embodiment may be provided separately or in any subcombination. Furthermore, references to values ​​described in ranges include every individual value within that range. Many other embodiments may become apparent to those skilled in the art only after reading this specification. Other embodiments may be utilized and derived from the present disclosure, such that structural substitutions, logical substitutions, or other changes may be made without departing from the scope of the present disclosure. Accordingly, the present disclosure is to be considered illustrative, and not restrictive.

Claims

1. 1. A multilayer composite material comprising: a first barrier layer; and a first foam layer comprising a silicone matrix component, a flame retardant filler component, and a thermal insulating filler component; the first barrier layer is a material selected from the group consisting of mica, mica fiber cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, non-woven glass cloth, any combination thereof, and any laminate thereof; the first foam layer comprises a flame-retardant filler component content of 25 wt% or less, based on the total weight of the first foam layer; the flame-retardant filler component of the first foam layer is a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, alkali metal carbonates, vermiculite, and any combination thereof; the insulating filler component of the first foam layer is a filler selected from the group consisting of expanded perlite, glass beads, expanded glass, zeolite, aerogel, porous silica, porous alumina, and any combination thereof; the multilayer composite has a thickness of at least 0.5 mm and not more than 10 mm; A multi-layer composite, wherein said multi-layer composite has an HBF flammability rating measured in accordance with ASTM D4986.

2. 1. A multilayer composite material comprising: a first barrier layer; and a first foam layer comprising a silicone matrix component, a flame retardant filler component, and a thermal insulating filler component; the first barrier layer is a material selected from the group consisting of mica, mica fiber cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, non-woven glass cloth, any combination thereof, and any laminate thereof; the first foam layer comprises a flame-retardant filler component content of 25 wt% or less, based on the total weight of the first foam layer; the flame-retardant filler component of the first foam layer is a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicates, aluminum silicates, magnesium silicates, alkali metal carbonates, vermiculite, and any combination thereof; the insulating filler component of the first foam layer is a filler selected from the group consisting of expanded perlite, glass beads, expanded glass, zeolite, aerogel, porous silica, porous alumina, and any combination thereof; the multilayer composite has a thickness of at least 0.5 mm and not more than 10 mm; 10. A multi-layer composite, wherein the multi-layer composite has an autoignition time of at least 1 minute when exposed to a hot plate test at 650°C.

3. 3. The multilayer composite of claim 1 or 2, wherein the silicone-based matrix component of the first foam layer comprises a platinum-catalyzed addition-cure silicone foam, a peroxide-cure silicone foam, a tin-catalyzed silicone foam, and any combination thereof.

4. 3. The multilayer composite of claim 1 or 2, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of aluminum trihydrate, magnesium dihydroxide, boehmite, calcium hydroxide, huntite, gypsum, hydromagnesite, and any combination thereof.

5. 3. The multilayer composite of claim 1 or 2, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of zinc borate, calcium borate, sodium borate, potassium borate, lithium borate, and any combination thereof.

6. 3. The multi-layer composite of claim 1 or 2, wherein the flame retardant filler component of the first foam layer comprises a filler selected from the group consisting of platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane, hexachloroplatinic acid, and any combination thereof.

7. 3. The multilayer composite of claim 1 or 2, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of iron oxide, cerium oxide, titanium oxide, zinc oxide, and any combination thereof.

8. 3. The multi-layer composite of claim 1 or 2, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of huntite, calcium carbonate, and any combination thereof.

9. 3. The multilayer composite of claim 1 or 2, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of a natural mixture of hydromagnesite and huntite, synthetic magnesium carbonate hydroxide pentahydrate, and any combination thereof.

10. 3. The multilayer composite of claim 1 or 2, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of wollastonite, mica, clay, kaolin, talc, vermiculite, and any combination thereof.

11. 3. The multi-layer composite of claim 1 or 2, wherein the flame-retardant filler component of the first foam layer comprises a filler selected from the group consisting of sodium carbonate, potassium carbonate, and any combination thereof.

12. 1. A thermal barrier composite comprising: a first barrier layer; and a first foam layer comprising a silicone matrix component, a flame retardant filler component, and a thermal insulating filler component; the first barrier layer is a material selected from the group consisting of mica, mica fiber cloth, glass cloth, silica cloth, basalt cloth, vermiculite coated glass cloth, non-woven glass cloth, any combination thereof, and any laminate thereof; the first foam layer comprises a flame-retardant filler component content of 25 wt% or less, based on the total weight of the first foam layer; the flame-retardant filler component is a filler selected from the group consisting of metal hydrates, borate compounds, platinum compounds, transition metal oxides, metal carbonates, calcium silicate, aluminum silicate, magnesium silicate, alkali metal carbonates, vermiculite, and any combination thereof; the insulating filler component of the first foam layer is a filler selected from the group consisting of expanded perlite, glass beads, expanded glass, zeolite, aerogel, porous silica, porous alumina, and any combination thereof; the thermal barrier composite has a thickness of at least 0.5 mm and not more than 10 mm; A thermal barrier composite, wherein said thermal barrier composite has an HBF flammability rating measured in accordance with ASTM D4986.

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