102 results about "Building insulation materials" patented technology

The invention provides an inorganic composite insulation board and a preparation method thereof, belonging to the technical field of novel building insulation materials. The inorganic composite insulation board is characterized by comprising the following components by weight parts: 40-48 parts of expanded perlite, 5-15 parts of phenolic foam particles, 32-36 parts of an inorganic binder, 2-6 parts of an organic reinforcing agent, 2-3 parts of a waterproof agent, 2-3 parts of inorganic enhance fibers, 1-2 parts of a hardening agent, and 1-2 parts of a fire retardant. The above raw materials are fully stirred, compressed, molded, and dried under a constant temperature to prepare the inorganic composite insulation board, and the board has advantages of good thermal insulation performance, light weight, small thermal conductivity coefficient, good stability, high intensity, convenient construction, etc., and can be widely applied in roofs and walls of various industrial and civil buildings, waterproofing and insulation of cold storages, barns and basements, as well as various cold insulation engineering.

The invention discloses formula design of a novel cement-based insulation dry powder and belongs to the technical field of building energy-saving insulation materials. The formula design comprises the following components: (1) cement; (2) aggregates; (3) a calcification agent; (4) an insulation filling material and (5) a thickening agent. According to the invention, a special formula design is adopted, designed components are simple, the production process is simple, low-cost cement is used as a base material, diatomite and bentonite which have the advantages of rich yield, low cost and good insulation effect are used as the aggregates, and an inorganic insulation filling material is added in the formula, thus the novel cement-based insulation dry powder is environmentally-friendly, efficient and energy-efficient; and after being mixed with water, the formula product forms high-quality insulation mortar and exerts bonding, padding, protection and decoration effects in an insulation thin layer form in the building industry, and even can be used as inner and outer wall putty, colorful decorative dry powder, powder paint and the like, and the use of building insulation material can be reduced due to the excellent insulation property, thereby reducing the construction cost. The density of the dry powder is 1.7-1.8g/cm<3>, the impact strength of the dry powder after solidification reaches 12MPa, the low-temperature conductive coefficient of the dry powder is 0.035w/(m.k), and the high-temperature conductive coefficient of the dry powder is 0.075w/(m.k).

The present invention relates to a preparation method of halogen-free flame retardant rigid polyurethane foam insulation material for exterior wall insulation, and belongs to the field of energy-saving environment-friendly building insulation materials. The material is prepared by mixing a black material and a combined white material. The black material is isocyanate; the combined white material comprises 20-40 parts of polyol, 10-40 parts of a modified flame retardant, 1-10 parts of a synergistic flame retardant, 0.5-5 parts of a catalyst, 1-5 parts of a foaming agent and 0.5-3 parts of a stabilizer. The modified flame retardant employed by the present invention is magnesium hydroxide treated by a special coupling agent, has excellent flame retardation effect and fire rating of up to B1 grade; and the combined white material prepared from the flame retardant is not easy to produce stratification or precipitation, and can be placed for 30 days. The insulation material provided by the invention meets the needs of industrial production, plays a role in energy conservation and environmental protection, and is superior to the existing organic flame retardant insulation materials on the market.

The invention discloses a self-insulating and fire-proof building material. The raw materials for preparing the self-insulating and fire-proof building material include: glass fiber, polystyrene particles, high-alumina cement, asbestos, polytetrafluoroethylene, lithium chloride, polyamide, ceramics Cotton, calcined kaolin, ferrous sulfate, magnesium oxide, silica fume, magnesium sulfate, water reducing agent, foaming agent, flame retardant, foam stabilizer, bauxite, nano rubber powder, hydroxypropyl methylcellulose, Polyacrylamide, sodium alginate and polyethylene glycol. The self-insulating and fire-proof building material of the present invention has a reasonable formula, and through the interaction of various components, it has the characteristics of high temperature resistance, and can further improve the fire resistance of the heat-insulating board by cooperating with adding a flame retardant. It effectively solves various defects of the existing building insulation materials, and meets the national requirements for the fire protection grade and heat preservation of building insulation boards. The thermal conductivity of the self-insulating fire-proof building material of the present invention is not greater than 0.047W/(m·k), and the compressive strength is not less than 0.82Mpa, which can meet the requirements of class A fire prevention and has the advantages of convenient construction and the like.

The invention relates to a building thermal insulation material, and concretely relates to a macromoleclar polymer thermoregulation energy-storage insulation mortar. The formula of the mortar comprises 0 to 10 wt% of a mineral fiber, 5 to 20 wt% of an adsorption material, 5 to 30 wt% of a cementing material, 20 to 50 wt% of a filler, and 5 to 30 wt% of a phase change material. By adopting the quality-stable, source-wide and cheap moisture adsorption phase change material, the macromoleclar polymer thermoregulation energy-storage insulation mortar of the invention has a high impedance to heat flow conduct, and can fully absorb and stores solar energy and heat energy, and a phase change temperature in the range of 5 to 55 DEG C can be regulated, so the mortar can be widely applied to various building energy-saving projects, can replace rubber powder polyphenyl particles, other slurry insulation mortars and polyphenyl boards, and can be directly constructed on brick walls, concrete walls, ceilings and the like, thereby the mortar has the superiorities of no area occupancy, nontoxicity and innocuousness, construction convenience, low cost and the like.

The invention relates to a double foam pumping insulation slurry and a manufacturing method, and belongs to the technical field of building insulation materials. The insulation slurry is composed of organic foam particles, cement, water and a cement foaming agent, both advantages of good insulation effect, high foaming capacity and the like of the organic foam materials are effectively used, and advantages of good affinity, high strength, fireproofing, endurance, wide materials and the like of inorganic foam materials and architectural structure are utilized, continuous manufacturing and vertical pumping of the insulation slurry are completed through special mixing conveying mechanical devices, building energy saving and insulation project is completed with high efficiency and low cost, technical problems of the double foam pumping insulation slurry are effectively solved, and the insulation slurry is suitable for popularization and application.

The invention relates to expandable polystyrene particles with high foaming ratio and a preparation method thereof, and particularly relates to raw materials for producing cushion packaging materials for electronics, building insulation materials and ocean floating products and a preparation method thereof. The expandable polystyrene particles with high foaming ratio are characterized by being prepared from styrene, soft water, nucleating agent, calcium phosphate, benzoyl peroxide, tert-butyl perbenzoate, white oil, a molecular chain acting force regulating agent, pentane, a surface lubricant and the like as raw materials by the steps of mixing, reacting, filtering and drying. The foam plastic prepared from the expandable polystyrene particles has low production cost; and used as a packaging material, the foam plastic is hard to break and can prevent the packed material from being damaged.

The invention relates to flame retarded extruded polystyrene foams with a very low halogen content in the final product, i.e. containing a very low content of hexabromocyclododecane or preferably hexabromocyclododecane free, and a process for their preparation. The invention also relates to their use in construction, as building thermal insulating materials, or in transportation.

The invention discloses a high performance reflective insulating gypsum-based composite insulation material and a preparation method thereof, belongs to the technology field of architectural heat preservation material and preparation thereof, and aims to solve the problem of poor durability of building insulation materials in existing technology. According to the technical solution, the insulationmaterial includes, by weights: 400-600 parts of gypsum, 250-500 parts of quartz sand, 100-150 parts of heat-insulated light aggregate, 3-5 parts of modified methyl cellulose, 5-10 parts of water reducing agent 6-15 parts of latex powder and 1-15 parts of anti-cracking fiber. Each component is powder or granule, and does not contain the composition that can react with gypsum to produce sodium sulfate. The composite insulation material has the advantages of good reflection insulation, good durability, easy use and low cost. The invention discloses a preparation method of the insulation material, and the method has the advantages of simple process, low thermal conductivity coefficient and high reflectance of sunlight and near-infrared reflectance, and excellent water resistance, weather resistance and durability.

The present invention relates to a composite of a multilayer structure comprising a polyester foam and a polyester resin layer, and a use thereof. A polyester composite according to the present invention provides a composite which is capable of improving a working environment, improves durability and strength and has light weight; is easy to reuse; and can be variously utilized for different usessuch as automobile interior and exterior materials or building insulation materials.

The invention discloses a preparation process of high-strength thermal insulation plywood for construction, which belongs to the technical field of plywood. The first step is wood pretreatment: after the log is sawed, it is subjected to steaming, peeling and veneer rotary cutting, and it is dried for use ; Step 2, preparation of gluing: Step 3, gluing treatment: place the veneer on a double-roller gluing machine for gluing treatment; Step 4, billet processing: lay the veneer evenly in layers ; Step 5, heat-pressing treatment: pre-press the assembled billet first and then heat-press to form a raw board; Step 6, trimming and trimming. The preparation process of high-strength thermal insulation plywood for construction provided by the present invention uses modified acrylic resin and polyurethane resin as the main adhesive to further improve its bonding strength, ensure the overall strength of the plywood, and have a relatively ideal thermal insulation Thermal performance, very suitable as a high-strength thermal insulation plywood material for construction.

The invention discloses a novel composite insulation board, and belongs to the technical field of building insulation materials. An organic material insulation layer and an inorganic material insulation layer which are composited together are included; through holes which are evenly distributed at intervals are formed in the organic material insulation layer; the inorganic material insulation layer is formed in a manner that cement-based glass beads or slag is pressed on one side of the organic material insulation layer, and penetrates through holes to form protrusions on the other side of the organic material insulation layer, a control box is arranged on the organic material insulation layer, a temperature sensor, a central processor, a storage and an air conditioner infrared emitter are arranged in the control box, and the central processor is electrically connected with the temperature sensor, the storage and the air conditioner infrared emitter. According to the structure, engineering mounting quality can be ensured, and the falling condition of the insulation board is extremely unlikely to happen; meanwhile, the composite structure has the advantages of the organic insulation material and the inorganic insulation material.

The invention provides a method for manufacturing a cutting-free lightweight-aggregate foamed cement insulation plate, belongs to the field of building insulation materials, and especially relates tothe lightweight-aggregate foamed cement insulation plate. A combination die is used for replacing traditional raw material dies; the combination die comprises several spaces which are isolated by separator plates, a light-aggregate foamed cement mixture is poured into the combination die, and the mixture is leveled; after the material is solidified, demoulding is carried out in order to obtain multiple insulation plates which are separated by separator plates in the die, and cutting is not needed. The combination die has a simple and practical structure, the lightweight-aggregate foamed cementinsulation plate is produced without raw material cutting equipment, cutting technology does not bring air pollution or water pollution, material loss is reduced, cost is reduced, and efficiency is improved.

The invention discloses a preparation method and application of low-ployphosphate ester polyhydric alcohol, which belong to the technical field of high polymer materials, reactive flame retardants, energy conservation and protection, environmentally friendly new processes and building insulation materials. The low-ployphosphate ester polyhydric alcohol is prepared through catalytic reaction by adopting phosphorus pentoxide, water and alkylene oxide as raw materials. According to the preparation method, the raw materials are low in cost and easy to get, the reaction is mild, the process is simple and easy to operate, and the preparation method is easy for industrial production; the target product is used for preparing flame retardant polyurethane foam materials.

The invention provides a system and method for measuring an equivalent thermal resistance of building thermal insulation materials. The measuring system comprises at least two identical detection rooms, at least one heat flow sensor, and a wireless data transmission device. Each detection room comprises at least one pair of temperature sensors detachably and symmetrically disposed on the inner side and the outer side of a wall or a roof. The heat flow sensor is detachably disposed adjacent to an inner temperature sensor. The wireless data transmission device is used for transmitting data of the temperature sensor and the heat flow sensor. The measuring method comprises the following steps of: mounting templates to be tested and comparison templates in different detection rooms respectively; obtaining detection point data: T template 1, q template and T template 2 or T comparison template 1, q comparison template and T comparison template 2; and calculating the equivalent thermal resistance R according to a formula. A detected value of the evaluation method on the thermal insulation performance is closer to an actual value after applying an architecture protective structure so as toprovide reliable reference data for the application and promotion of building insulation materials, especially thermal insulation coatings.

The invention discloses a method for preparing a building insulation material employing straws and bamboo poles, and belongs to the field of building insulation materials. The agricultural wastes straws and bamboo poles are utilized to the maximal extent; and the building insulation material has heat preservation and insulation properties, fireproof and flame-retardant properties and antiseptic and mildew-proof effects, and can be applied to the requirements of urbanization and new rural construction. The mechanical strength is improved by virtue of the bamboo poles; the breaking strength is improved; in addition, the heat conductivity coefficient can be effectively reduced; the bamboo is a hollow material has relatively small heat conductivity coefficient, and the straws and the bamboo poles are compounded together, so that the heat conductivity coefficient of a building material product is reduced. The problems of interface characteristics, corrosion prevention and water absorption of the straws and the bamboo poles are solved by a silane coupling agent and an acrylic resin emulsion; and an inorganic cementing material and the combining capacity thereof are improved by the coated isolation effect. Through technological innovation and innovation of a preparation method, the straw-bamboo pole-inorganic composite building insulation material with excellent performance is prepared; the volume usage of the straws in the building material can reach 50%-80%; and full utilization of the straws is realized.

The invention relates to a method for preparing a high-thermal-conductivity organic phase change energy storage material and belongs to the technical field of material preparation. The method comprises the following steps: extracting erythritol from a waste erythritol production mother liquor as an organic phase change material, conducting compound modification on carbon nanotubes by using fluorine-rich cod and a fluorine-containing surfactant, and finally loading erythritol so as to obtain the high-thermal-conductivity organic phase change energy storage material. The thermal conductivity of the prepared high-thermal-conductivity organic phase change energy storage material can reach 8.99 to 9.34 W/m.k, and is good; the high-thermal-conductivity organic phase change energy storage material is high in stability and large in density, and can be widely applied to the fields of building insulation materials and the like; in addition, the waste erythritol production mother liquor is fully used, so that the resource is recycled, the cost is lowered, and the preparation steps are simple.

The invention discloses a building top insulation board with a self-seam-filling function, and belongs to the technical field of building insulation materials. The building top insulation board with the self-seam-filling function is provided with a special radiation transmission reducing outer layer, a special solid transmission reducing middle layer and a special air transmission reducing inner layer, wherein the radiation transmission reducing outer layer, the solid transmission reducing middle layer and the air transmission reducing inner layer can correspondingly reduce heat conduction caused by radiation, a solid phase and a gas phase, so that the insulation performance of the insulation board is greatly improved; through the arrangement of the repairing seam filling beads, sealing blocks can be decomposed and fall off spontaneously when seams appear on the upper surface of the radiation transmission reducing outer layer, seam filling material storage columns are triggered to move upwards, and then ball pricking steel needles pierce sealing balloons; through the ingenious arrangement of a mixed filling agent, elastic air bags and the like, the seam filling material storage columns can continuously ascend, so that a bag pressing top plate is driven to extrude the elastic air bags, then an insulation seam filling agent is extruded out to repair the seams until seam repairing is completed, and the repairing seam filling beads can automatically repair the seams in the upper surface of the radiation transmission reducing outer layer.

The invention discloses a method for preparing building insulation materials using shell powder, wherein the building insulation materials are obtained by mixing the following raw materials and admixtures by mass percentage and stirring for slurrying, granulation by spray and high temperature firing: 50-60% of shale, 10-15% of feldspar, 10-13% of sandstone, 0-3% of limestone, 5-8% of magnesite and 10-16% of shell powder.The method for preparing building insulation materials not only utilizes the mine raw material and the waste shell powder to achieve the comprehensive utilization of the resources, and the product has fairly good mechanical property and heat preservation performance with low manufacturing cost and little environmental pollution.

The invention discloses a composite rockwool panel with flexible surface layers and a preparation method of the composite rockwool panel, belonging to the technical field of building insulation materials. The composite rockwool panel with the flexible surface layers has a stratified structure, which comprises one flexible surface layer, a bonding layer, a middle insulating layer, a bonding layer and the other flexible surface layer from bottom to top; the middle insulating layer and the flexible surface layers are connected by the bonding layers; the middle insulating layer is made from rock wool, the bonding layers are made from foam polyurethane, and the flexible surface layers are made from a cement coating glassfiber mat or cement coating cloth. The invention also provides the preparation method of the composite rockwool panel with the flexible surface layers. Compared with a composite rockwool panel in the prior art, the composite rockwool panel provided by the invention has the advantages that the heat conductivity coefficient is low, the binding is firm, and the dampproof and crack-proof properties are realized; furthermore, the simple preparation process of the composite rockwool panel allows assembly line large-scale production.

The invention discloses equipment and method for cutting a vermiculite brick for building heat insulation in the technical field of building heat insulation material processing. The equipment comprises a base and a working table, and a cutting groove is formed in the middle of the top surface of the working table; a cutting assembly is arranged at the position of the cutting groove, and the both sides of the cutting groove are provided with a first locating plate and a second locating plate separately; and the outer sides of the first locating plate and the second locating plate are connectedwith two locating assemblies separately, and a pushing plate and a pushing assembly are arranged on the front side of the top surface of the working table. According to the equipment, the first locating plate and the second locating plate are driven by regulating assemblies on the both sides to move, and the distance between the first locating plate and the second locating plate and the position relative to a cutter are regulated; and when the vermiculite brick is pushed by the pushing plate to move each time, the former cut vermiculite brick is pushed backwards, till the vermiculite bricks are pushed to a first discharging port and a second discharging port, and enter a second discharging groove separately, so that discharging is achieved.

The invention discloses a high-strength waterproof and thermal insulation material, which is composed of the following raw materials in parts by weight: 8-12 parts of bentonite, 20-26 parts of cement, 20-30 parts of diatomite, and 40-50 parts of fly ash 10-18 parts of polyethylene foam, 5-9 parts of waterproofing agent, 4-8 parts of gelling material, 13-15 parts of calcium carbonate, and 5-10 parts of cellulose. The invention adopts a scientific raw material ratio, adopts diatomite, has no pollution to the environment, does not release toxic substances, and can improve indoor air; it solves the problem of energy saving and environmental protection, sound insulation, compressive strength and There are also insufficient problems in buildings with high thermal insulation performance requirements.

The invention relates to the technical field of manufacturing of thermal insulation boards of building insulation materials, and discloses surface layer composite manufacturing equipment for a vacuuminsulated board. The equipment comprises a shell, wherein the top of the shell is fixedly connected with a push rod, the lower end of the push rod is fixedly connected with a pressing box, the interior of the pressing box is movably connected with a film covering piece, a composite table is movably connected to the position, below the film covering piece, in the shell, the bottom of the compositetable is movably connected with an extrusion rod, the lower end of the extrusion rod is movably connected with a lifting rod, the upper end of the lifting rod is in sliding connection with an ejectionplate, and the surface of the ejection plate is movably connected with a roller. Since the position of the film covering piece is higher than the position where the pressing box is located, the filmcovering piece makes contact with a material first, so that the material can feed the acting force back to the film covering piece, and at the same time, the non-stressed end of the lifting rod is lifted to push the ejection plate out, so that the material is pressed and formed by the clamping force on the upper surface and the lower surface, and the effect of uniformly distributing a spraying film is achieved through simultaneous film spraying and pressing.

The invention relates to the field of building materials, and provides graphene fiber thermal insulation mesh fabric and a preparation method thereof. The graphene fiber thermal insulation mesh fabriccomprises a graphene fiber thermal insulation net unit, wherein the graphene fiber thermal insulation net unit comprises a fiber thermal insulation mesh and a graphene coating layer coating the surface of the fiber thermal insulation mesh; the fiber thermal insulation mesh is formed by weaving glass fiber and basalt fiber; the graphene coating layer comprises the following raw material components in parts by weight: 1 to 5 parts of graphene, 240 to 320 parts of deionized water, 0.3 to 0.6 part of a benzyl naphthalene sulfonated formaldehyde condensate, 0.8 to 1.2 parts of dodecyl diphenyl ether sodium disulfonate, 1.1 to 1.5 parts of sorbitan monopalmitate, 0.5 to 0.7 part of 2, 2'-azobis (2, 4-dimethyl-4-methoxyvalero-nitrile), and 70 to 80 parts of diallyl terephthalate. The graphene fiber thermal insulation mesh fabric solves the problems in the prior art that building insulation materials are short in service lives, insufficient in structural reinforcement effect and limited in application range, and cannot be anti-static, is applicable to construction of interior and exterior walls and grounds, and has an important structural effect.