979 results about "Thermoplastic materials" patented technology

A product includes a filament mesh member, a trim cover, and a hook and loop fastening system. The filament mesh member comprises a set of filaments of thermoplastic material, wherein each member of the set of filaments is bonded to at least one other member of the set of filaments. The trim cover is disposed over the filament mesh member. The hook and loop fastening system comprises a loop portion and a hook portion. One of the loop portion and the hook portion is attached to the filament mesh member. The other of the loop portion and the hook portion is attached to the trim cover. The loop portion and the hook portion cooperate to secure the trim cover to the filament mesh member.

The invention relates to the technical field of high-voltage electrical equipment, and particularly discloses a high-insulating-property thermoplastic sleeve and a method for preparing the same based on a co-extrusion process, the surface of a nonlinear layer is wrapped with an insulating material, so that the corona discharge phenomenon is avoided; and meanwhile, the same thermoplastic material is adopted as the insulating layer (including the first thermoplastic layer and the second thermoplastic layer) material and the base material of the nonlinear layer, so that no obvious interface exists between the insulating layer and the nonlinear layer, charge accumulation is avoided, insulation failure is avoided, the insulation and voltage resistance of the sleeve is improved, and the operation reliability is improved.

A method for manufacturing a board element, such as a floor element, including an at least partially recycled board layer. The method includes providing a pre-processed material from at least one weight-reduced preformed board element, preferably being obtained by removal of material from a rear side thereof, wherein the pre-processed material includes a thermoplastic material, and providing a virgin material including a thermoplastic material. The method further includes applying heat and pressure to the pre-processed material and the virgin material in a double-belt press to form the board layer, and forming a board element comprising the board layer. Also, a corresponding assembly for manufacturing of a board element.

A structural component serves as a container for a vehicle. The structural component comprises a trough-shaped container section, an edge region, and fastening elements that are provided in the edge region. The container section forms a compartment and defines a bottom region and two or more wall regions, which are at least sectionally inclined with respect to the bottom region. The two or more wall regions are arranged between the bottom region and the edge region. The fastening elements are arranged and distributed around the container section. The container section and the edge region are formed of an injection moldable fiber reinforced thermoplastic material. The structural component at least sectionally has a porous internal structure that is formed by foaming the thermoplastic material.

The invention provides a primer composition, a primer as well as a preparation method and application of the primer. The primer composition comprises a component A, a component B and a component C in a mass ratio of (5-10): 1: 1, the component A comprises maleic anhydride modified chlorinated polypropylene, gaseous silicon, carbon black and a first organic solvent; the component B comprises an isocyanate prepolymer and a second organic solvent; the component C comprises epoxy resin, a silane coupling agent and a third organic solvent. The primer can effectively shield visible light, meets the reliability requirement of an automobile terminal, can be directly coated on the surface of automobile glass, and can meet the requirements of customers on light shielding and subsequent reliability after being dried and subjected to injection molding; the adhesive can be applied to bonding of different thermoplastic materials and glass, has a good bonding effect, and does not generate a degumming phenomenon under a strong demolding condition, so that the adhesive has the effect of quickly improving the bonding strength.

The invention relates to the technical field of 3D printing materials, and discloses a full-degradable bamboo-based composite material for 3D printing and a preparation method of the full-degradable bamboo-based composite material for 3D printing. 30%-50% of a bio-based thermoplastic material; the bio-based thermoplastic material is selected from at least one of polyhydroxyalkanoate (PHA), poly (butylene succinate) (PBS) or thermoplastic starch (TPS); 5%-10% of an interface modifier; the interface modifier is a compound of chitosan and citric acid, and the mass ratio of the chitosan to the citric acid is (1: 1)-(2: 1); 0.5%-2% of a functional auxiliary agent; the functional auxiliary agent comprises but is not limited to a natural antioxidant, a bio-based plasticizer and a halogen-free flame retardant. The bamboo fiber powder and the full-degradable bio-based material (PHA / PBS / TPS) are compounded according to a specific proportion, and the chitosan-citric acid composite interface modifier is combined, so that the interface bonding force is remarkably improved. Natural functional auxiliaries are added, and the requirements for oxidation resistance, plasticizing flowability and flame retardance are synchronously met.

The present disclosure relates to a thermoplastic fiber web structure (2a, 2b, 2c, 2d), which forms a support structure through fiber filaments (21a, 21h, 21i, 21k, 21l, 21m, 21n, 21q) that are melt-bonded together, the fiber filaments being formed from a thermoplastic elastomer material. The present disclosure further relates to an automobile interior part comprising a thermoplastic fiber web structure as described above and a sleeve and / or fabric (1a, 1b, 1c, 1d) fastened to the thermoplastic fiber web structure. The thermoplastic fiber web structure forms a support structure by melt extrusion of a thermoplastic elastomer material into a three-dimensional network structure, which has high resilience and recyclability. The automobile interior part, at the same time of ensuring support and comfort, achieves environmental protection, breathability and light weight. In particular, the thermoplastic material is subjected to a physical reaction rather than a chemical reaction during the melt extrusion process, so that the stability in the preparation process is better, and the product can be smoothly and controllably made. In addition, considering that conventional sleeve foaming fastening form cannot be applied to the thermoplastic fiber web structure, a completely novel fastening form is provided for the automobile interior part to match the wrapping of the thermoplastic fiber web structure.

A method for producing containers from preforms. In example embodiments, the containers can have different formats. In example embodiments, the method includes thermal conditioning of a preform made of a thermoplastic material, moulding by blow-moulding or stretch blow-moulding of the container by means of a unit for forming containers, and calibration. The calibration includes providing a sample preform for said format; placing, on said sample, at least two reference markers distributed along the height of said sample; thermally conditioning the sample and blow-moulding the sample in order to obtain a container according to said format; reading off the position of the reference markers on said container obtained; and assigning each of the heating means to at least one of the three portions on the basis of the position of the reference markers on said container obtained. The invention also relates to a facility implementing the production method.

The invention provides a shoe material master batch based on coffee grounds and a preparation method thereof. The shoe material master batch comprises the following raw materials in parts by mass: 100 parts of coffee grounds, 30-70 parts of a thermoplastic material, 5-10 parts of an isocyanate-terminated polyurethane prepolymer, 3-10 parts of a compatibilizer, 1-5 parts of a filler and 0.1-1 part of an antioxidant. The content of the coffee grounds in the shoe material master batch is 50% or above, the isocyanate-terminated polyurethane prepolymer is applied to the highly-doped coffee grounds system, the interface bonding force between the coffee grounds and a thermoplastic material matrix and the melt supporting capacity can be remarkably improved through the cooperation of the isocyanate-terminated polyurethane prepolymer and the filler, the shoe material master batch has the good melt index and melt strength, and the service life of the shoe material master batch is prolonged. The foaming material has good processability and foaming performance, so that the foaming material can be better applied to foaming shoe materials.

The invention relates to a heatable mixer (1) for composite products based on thermoplastic material(s), having an elongate structure defining a longitudinal processing path between at least one inlet and at least one outlet (2′) and comprising a heated trough (3) in which two mutually interpenetrating parallel twin screws (4 and 4′) are mounted, forming member(s) for dimensionally reducing, heating and moving the products to be processed which are inserted at the inlet, each screw (4, 4′) comprising a heated and driven support shaft (5) arranged in the path direction (DT). The mixer (1) is characterised in that it comprises, at the or at each outlet (2′), a member (20) for controlling the liquid or semi-liquid output stream of processed products, flowing through the associated outlet (2′), advantageously under the effect of gravity.

The invention relates to a bicycle frame (10, 30) for a sprung bicycle, which is at least predominantly injection-molded in one piece from a fiber-reinforced thermoplastic material, comprising several frame tubes selected from a group of frame parts, including a top tube (16), a down tube (14), a seat tube (12), chainstays (18) and seat stays (19), wherein the bicycle frame has at least one main frame (11) comprising at least the seat tube (12) and the down tube (14) and a bottom bracket housing or motor bearing housing (13) connecting these in one piece and a rear triangle (17) molded in one piece, wherein the rear triangle (17) of the bicycle frame (10, 30) is formed with seat stays (19) and chainstays (18), the rear triangle (17) is designed to be resiliently compliant about a virtual bottom bracket axis (Z), wherein at least the rear triangle (17) includes at least one further frame part designed as a spring element (21, 31). includeswhich defines at least substantially linear spring travel, and wherein at least the further spring element (21, 31) is designed as an integral part of the bicycle frame (10, 30). The invention further relates to a method for manufacturing the bicycle frame.

Device for containing liquid, of the type container or circulation circuit, and methods of manufacturing this device. The invention relates to a device (1) for containing liquid, of the type container or thermal regulation circuit with heat transfer fluid, comprising at least one metal wall (2) which has openings (3, 3') for the passage of the liquid through said wall (2), a supply or discharge pipette (4, 4') being present on the external face of said wall (2), at the level of each opening (3, 3') and being connected in a hermetic manner to the opening (3, 3') concerned.Device (1) characterized in that each pipette (4, 4') is a pipette made of thermoplastic material, attached exclusively indirectly to the metal wall (2), around the relevant opening (3, 3'), through an intermediate metal piece (5), assembled directly with the outer face of said metal wall (2), and / or, through an intermediate piece or layer made of thermoplastic material (5'), attached by welding or overmolding onto the outer face (2') of said metal wall (2) or onto an intermediate metal piece (5) assembled directly with said outer face (2') of the metal wall (2). Figure to be published with the abbreviation: Fig. 5A.

A molded container is configured for containing a medical and / or pharmaceutical preparation and for vertical stacking during transport and / or storage. The container has a bottom portion at one end of a trunk section and a shoulder portion at an opposite end of the trunk section. The shoulder portion includes a container neck that can be closed by a cap. A hollow is recessed in a bottom surface of the bottom portion. The hollow is form-fitted or configured to contactlessly accommodate a container neck of another container. The bottom surface outside the hollow is molded as a relief-like bottom contour surface with at least one axially recessed bottom recess molded segment and with bottom load contact molded segments adjacent to the bottom recess molded segment and axially protruding from it, so that the at least one bottom recess molded segment is exempted from a base area of the molded container.

A light-emitting apparatus includes: a transparent substrate; electrically conductive traces, bond pads, or land pads on the substrate; LEDs; and transparent molded material. The traces, bond pads, and land pads can be transparent, or can be sufficiently small and sufficiently sparse, to enable visual observation of a scene through the substrate and the traces, bond pads, or land pads. The LEDs are connected to the bond pads, and are sufficiently small and sparse so as to enable visual observation of the scene through them. The molded material can be a thermoplastic material or a thermoset material and is molded directly onto the substrate surface, without any intervening adhesive, and encapsulates the LEDs and the traces, bond pads, or land pads. Molten material or liquid precursors are injected into a mold enclosing the substrate with the LEDs and the traces, bond pads, or land pads.

Described is an insect net strip produced from a wide insect net which has been cut in a warp direction (xnet) by means of a one-step ultrasonic cutting and welding process. The insect net strip includes warp yarns and weft yarns extending substantially perpendicular to each other and at least 90% of the warp and weft yarns are monofilament yarns made of a thermoplastic material. After cutting and welding process the insect net strip has a first and a second edge extending parallel to said warp yarns each including a deformation zone being constituted by consolidated thermoplastic material deriving at least from said weft yarns. The deformation zone has a width (wdz) in the transverse direction (ystrip) of between 0.5-35 times the weft yarn diameter (øwe). At least 90% of gaps between adjacent weft yarns in the deformation zone are closed by consolidated thermoplastic material at least from the weft yarns which has been melted together to form a continuous or substantially continuous reinforced band-shaped edge portion of said insect net strip. The insect net strip is suitable for use in accordion-style constructions in greenhouse ventilation openings. A method for producing the insect strips is also described.

The invention discloses a dressing-change-free intelligent compression healing promoting device after cardiac pacemaker implantation. The dressing-change-free intelligent compression healing promoting device comprises a composite dressing, a polymorphic biosensor, a medicine injection hose, a pressure applying air bag, a thermoplastic material and an acceleration sensor, the polymorphic biosensor medicine injection hose and the pressure applying air bag are arranged in the inner layer of the composite dressing, the position, corresponding to an incision, of the medicine injection hose is arranged in the composite dressing, and one end of the medicine injection hose is connected with the antibiotic storage injector in a split mode; the thermoplastic material is integrally connected to the side, close to the clavicle, of the upper portion of the composite dressing, the acceleration sensor is arranged in the thermoplastic material, the pressure applying air bag is detachably connected with the air pump through the air adding hose, and the one-way valve is installed on the air adding hose. According to the dressing-change-free intelligent compression healing promoting device used after cardiac pacemaker implantation, the positions and the connection relation of all the components are defined, function cooperation is achieved, and the problems existing in an existing nursing mode are effectively solved.

The invention relates to a method for producing a structural component, at least part of which is in the form of a hollow profiled element, for a bicycle (1), comprising the method steps of: providing an injection molding device; producing and / or providing at least one lost core (30) which can be melted out and / or dissolved and / or mechanically destroyed and which is adapted at least to a first part of an inner contour of the structural component; introducing the lost core (30) into a mold tool; closing the mold tool and keeping it closed and overmolding the lost core (30) with a thermoplastic material; opening the mold tool and removing an injected-molded intermediate product; melting out and / or dissolving out and / or mechanically removing the lost core (30). The method is in particular characterized in that at least one further part of the inner contour of the structural component is molded by means of at least one movable tool core (31) or movable mold slide of the mold tool. The invention also relates to a structural component of a bicycle (1).

The invention provides a preparation method of a 3D printing composite material, which comprises the following steps: S10, providing a 3D printing skeleton which is printed by adopting a first thermoplastic material and has a three-dimensional communicated open pore structure, and reserving a layer grain structure formed in the printing process on the surface of the 3D printing skeleton; s20, the 3D printing framework is placed in a constant-temperature environment of 70-90 DEG C and kept dry; s30, the heated 3D printing framework is moved into a cavity of an injection mold, the mold is closed, and the temperature of the cavity of the injection mold is set to be 30-60 DEG C; s40, a molten second thermoplastic material is injected into the cavity, so that the second thermoplastic material wraps the 3D printing framework and fills the groove of the layer grain structure; the shore hardness of the second thermoplastic material is lower than that of the first thermoplastic material, and the softening temperature of the first thermoplastic material is higher than the melt injection temperature of the second thermoplastic material. According to the 3D printing composite material prepared by the preparation method, the problem that the comfort degree of an existing 3D printing insole is relatively low can be solved.

The present invention pertains to the field of the arms industry and metallurgy, and also to the fields of materials engineering and chemical engineering. More specifically, the present invention refers to a novel ammunition cartridge comprising reinforced polymer and the manufacturing process thereof. The ammunition cartridge serves for receiving the gunpowder so that explosions can occur inside the weapon barrel. The technology proposed reduces the quantity of components to be pre-manufactured and assembly processes on the product, producing a full cartridge, directly upon injecting the thermoplastic, and can also use bi-component injection. With this, the portion of the collar ring can be made entirely of fiber-reinforced polymer material, which reduces the weight of the item and is beneficial for the useful life of the weapon in the bolt region.

A polymer processing aid (PPA) reduces melt defects in extruded polyolefins in the absence of fluoropolymers. A polymer processing aid comprising a block copolymer having polyamide blocks and polyether blocks reduces melt defects well in a thermoplastic polyolefin such as a linear low density polyethylene (LLDPE). Inclusion of an adjuvant PPA comprised of polycaprolactone, or polycaprolactone diol polymer further improves the melt fracture behavior in a thermoplastic and in the absence of fluoropolymers.

A knitted component comprising two yarns, forming at least a heel region of an upper for an article of footwear, where one of the yarns comprises a thermoplastic material. The outer surface may include a fused area comprising a first thermoplastic yarn. The inner surface may be at least partially formed with a second yarn and may substantially exclude the thermoplastic material. There may be a transitional area including a reduced amount of thermoplastic material relative to a fused area. The knitted component may include a cushioning material between layers of the knit element.

The invention discloses a three-layer co-extrusion multi-layer thermosetting and thermoplastic combined corona-resistant PI film and a preparation method thereof, and relates to the technical field of polyimide films. According to the invention, titanium dioxide and aluminum hydroxide are used as inorganic fillers, and layered shielding is formed by using the structural characteristics of aluminum hydroxide structure lamination and additional tight filling of spherical titanium dioxide, so that the movement of charges is hindered; meanwhile, a three-layer film layer structure is utilized, a high-performance thermosetting polyimide film is used as a supporting carrier, and thermoplastic polyimide resin containing aluminum hydroxide and titanium dioxide is used on the upper portion and the lower portion as functional layers to be attached to the surfaces of the thermosetting polyimide film layers, so that the tensile strength and the elongation at break are kept excellent; and the high-temperature resistance and high-voltage breakdown resistance of the film surface are further improved.

The invention relates to a bicycle frame (1) which is made at least predominantly of thermoplastic material, comprising a plurality of node elements (2) and a plurality of frame struts (3) extending between node elements (2), wherein at least some of the frame struts (3) are designed as frame tubes with a preferably continuous hollow profile cross-section, wherein the frame struts (3) and the node elements (2) are joined as separately manufactured modules to form a one-piece frame, wherein at least one node element (2) is preferably made in one piece at least predominantly of a thermoplastic material and at least some of the frame struts (3) comprise a thermoplastic material reinforced with tensile long fibers. The invention further relates to a method for producing the bicycle frame (1).

The utility model discloses a bamboo-based composite supporting plate which comprises a supporting plate body, a bamboo base frame is embedded in the supporting plate body, the bamboo base frame is of a multi-layer structure formed by laying and fixing bamboo canes, the bamboo canes in the same layer are arranged at intervals, and the adjacent bamboo canes in the upper layer and the lower layer are arranged in a staggered mode, so that a three-dimensional cavity is formed in the bamboo base frame. The supporting plate body is formed by molding a thermoplastic material, the three-dimensional cavity is filled with the thermoplastic material, and a thermoplastic material layer which wraps the periphery of the bamboo base frame and permeates into the three-dimensional cavity is formed. The supporting plate has the advantages that the structure is reasonable, the bamboo base frame and the thermoplastic material are adopted to form a composite structure, the bamboo base frame is adopted as an internal base frame of the supporting plate, the base frame is made of bamboo, and the manufacturing cost is low; in addition, the bamboo base frame is of a multi-layer structure and forms a three-dimensional cavity, the thermoplastic material and the bamboo base frame are better fused together through the three-dimensional cavity, the binding force of the thermoplastic material and the bamboo base frame is improved, and therefore the strength of the supporting plate is improved.

The invention discloses epoxy resin with liquid oxygen compatibility and low-temperature toughening and a preparation method thereof, and belongs to the technical field of functional materials. The preparation method comprises the following steps: carrying out hyperbranched treatment on a thermoplastic material polyethersulfone (PES), grafting a flame retardant 9, 10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOPO) into the hyperbranched PES, and blending with epoxy resin to form the epoxy resin. The epoxy resin prepared by the invention has both liquid oxygen compatibility and low-temperature toughening performance, and can be better used for low-temperature storage tanks.

Method for determining the position of the cold-set line (11) during the manufacture of a tubular film (2) of thermoplastic material, comprising the following method steps: detecting a temperature profile (33) of the tubular film (2) along a first measurement trajectory (M1) along a production axis (P), determining a position along the first measurement trajectory (M1), the absolute value of the temperature gradient of the temperature profile (33) in the production direction (R) falls below a predetermined limit value and the position is defined as a first provisional position (h1) of the cold bond line (11), detecting a diameter profile (34) of the tubular film (2) along a second measurement trajectory (M2) of the production axis (P), determining a position along a second measurement line (M2), at which position the diameter profile (34) of the tubular film (2) falls below the predetermined limit value. The absolute value of the diameter gradient of the diameter profile (34) in the production direction (R) falls below a predetermined limit value, and this position is defined as a second provisional position (h2) of the cold bond wire (11), and the rationality of the first provisional position (h1) and the second provisional position (h2) of the cold bond wire (11) is checked on the basis of the distance ([Delta] h) between the two positions.

An article of footwear may have a knitted component with an overfoot portion and an underfoot portion. At least one sole structure may be secured to the underfoot portion of the knitted component. A first knit surface of the underfoot portion may face toward a foot-receiving void, while a second knit surface may comprise a first thermoplastic material. A skin layer may be located between and directly coupled to the sole structure and the second knit surface.

A diaphragm holder for an oleo-pneumatic-type shock absorber includes a tubular body made of thermoplastic material, having one end arranged to hold a diaphragm and an opposite end defining an arched bottom for withstanding pressure forces. An insert is housed in the bottom of the tubular body and is arranged to mechanically reinforce the bottom and to distribute the pressure forces evenly.

A modular insulated bottle for liquids includes an inner cylindrical container to hold a liquid that is surrounded by an external case. In an embodiment, the cylindrical container is glass and the external case is a translucent thermoplastic material. A gasket is removably and sealingly engageable to the top opening of the inner cylindrical container. A shoulder fitting secures over the gasket and is threadedly engaged to the external case. The gasket has a threaded top opening such as a spout that is configured to engage with one or more caps to adapt the bottle for different functions. A footer cap engages with a footer of the external case and creates a secondary storage compartment for items such as snacks, powders and / or pills.

The invention relates to the technical field of injection molding machines, and discloses a vertical thermoplastic material injection molding machine and an operation method thereof.The injection molding machine comprises a rack and an operation table, the operation table is installed at the upper end of the rack, and an injection molding mechanism used for processing plastic particle raw materials is installed at the upper end of the rack; a mold mechanism is installed on the operation table and located at the lower end of the injection molding mechanism, a power mechanism is installed at the lower end of the mold mechanism, the mold mechanism comprises an upper mold base and a lower mold base which correspond to each other, the lower mold base is located at the upper end of the rack, and the power mechanism drives the mold mechanism to replace the position and is matched with the injection molding mechanism to complete injection molding operation. According to the injection molding machine, the ejection linkage assembly and the power mechanism are in transmission logic combination, the transmission block is used for pushing the push-out sliding plate to drive the telescopic hinge rod to act, synchronous ejection of the multiple ejection rods is achieved in cooperation with the traction rope and the reset spring, and an independent driving unit does not need to be additionally arranged.