1935 results about "Thermoplastic polymer" patented technology

A component, having: a base having beads formed of with first and second thermoplastic polymers, respectively having first and second coefficients of thermal expansion (CTE), where each of the beads has an outer surface and an inner surface that abut each other; a lower support section formed on the base, having a mixture of a third thermoplastic polymer and a catalyst formed with metal; an upper support section on the component, formed on the lower support section via electrolysis deposition, a metallic coating, to thereby control thermal expansion and contraction of the component; and reinforcement fibers embedded the base, the lower support section and the upper support section.

Forming an ACM shaft by: forming a base of (i) a thrust shaft having a first section connecting with an ACM tie rod when installed; a second section connecting with an ACM motor rotor when installed; a third section forming a shaft joint that connects adjacent portions of the thrust shaft; or (ii) a compressor rotor shaft having a fourth section connecting with an ACM tie rod support when installed; and fifth section connecting with the ACM motor rotor when installed; forming the base includes: printing polymer surfaces having differing CTSs from polymers disposed against each other; forming a lower support section on the base by printing along the discrete sections a mixture of a third thermoplastic polymer and a catalyst formed with metal; and forming an upper support section on the shaft by depositing on the lower support section, along the discrete sections, via electrolysis deposition, a metallic coating.

A method of forming a housing for an ACM, having steps of: forming a base: a first section adjacent to a seal of an ACM compressor rotor when installed; a second section that is fixed to an ACM forward frame member when installed; a third section adjacent to a bearing and sleeve disposed around an ACM compressor rotor shaft when installed, forming the base includes: printing thermoplastic polymer surfaces from thermoplastic polymers that are disposed against each other, the thermoplastic polymer surface having differing CTEs; forming a lower support section on the base by printing, layer by layer, along the plurality of discrete sections of the base a mixture of a third thermoplastic polymer and a catalyst formed with metal; and forming an upper support section on the housing by depositing on the lower support section, along each of the discrete sections, via electrolysis deposition, a metallic coating.

A method of forming a seal plate for an ACM, having steps of: forming a base having a first section exposed to flow from an ACM first stage turbine inlet when installed; a second section secured to an ACM compressor shroud; a third section secured to a first stage nozzle and ACM shroud when installed; a fourth section that is adjacent to a rotor blade of the ACM compressor rotor when installed, forming the base includes: printing thermoplastic polymer surfaces from thermoplastic polymers, that are disposed against each other, the thermoplastic polymer surfaces having differing CTEs; forming a lower support section on the base by printing along the discrete sections a mixture of a third thermoplastic polymer and a catalyst formed with metal; and forming an upper support section on the seal plate by depositing on the lower support section, along the discrete sections, via electrolysis deposition, a metallic coating.

A method of additively manufacturing an aircraft part, having steps of: forming a base, defining a shape of the aircraft part, out of first thermoplastic polymer; forming a lower support surface onto discrete locations of the base by printing a mixture of a second thermoplastic polymer and a catalyst compound formed with metal onto the discrete locations, such that the lower support surface is formed with cavities; and forming an upper support surface by depositing, via electrolysis deposition, a metal plating onto the lower support surface along the discrete locations, to thereby form the aircraft part.

Forming a shroud for an ACM by: forming a base having discrete sections including: a first section defining connecting features for connecting with a fixed ACM structure; a second section positioned adjacent to a compressor rotor when installed in the ACM; and a third section disposed adjacent to a drive ring bearing when installed in the ACM; forming the base includes: printing thermoplastic polymer surfaces, respectively from thermoplastic polymers, disposed against each other, a first thermoplastic polymer surface having a CTE, and a second thermoplastic polymer surface having a second CTE; forming a lower support section on the base by printing along the discrete sections of the base a mixture of a third thermoplastic polymer and a catalyst formed with metal; and forming an upper support section on the shroud by depositing on the lower support section, along each of the discrete sections, via electrolysis deposition, a metallic coating.

A method of forming a rotor for an ACM, having steps of forming a base having: a first section adjacent to an ACM diffuser shroud when installed; a second section forming a seal disposed against an ACM aft frame member when installed; a third section connected to an ACM compressor rotor shaft when installed; a fourth section connected to an ACM tie rod when installed; a fifth section between the second and fourth sections, forming the base includes: printing thermoplastic polymer surfaces from thermoplastic polymers disposed against each other, the thermoplastic polymer surfaces having different CTEs; forming a lower support section on the base by printing along the discrete sections a mixture of a third thermoplastic polymer and a catalyst formed with metal; and forming an upper support section on the rotor by depositing on the lower support section along the discrete sections, via electrolysis deposition, a metallic coating.

The invention discloses a flame-retardant material as well as a preparation method and a product thereof. The flame-retardant material comprises a thermoplastic polymer, a reinforcing material, a composite flame retardant, a phosphorus-containing flame retardant and polysiloxane. Wherein the mass ratio of the thermoplastic polymer to the reinforcing material to the phosphorus-containing flame retardant to the polysiloxane to the antioxidant to the lubricant is (30 to 80) to (10 to 50) to (0.4 to 12) to (2 to 20); the structural formula of the polysiloxane is [(R1) 2 (R2) SiO1 / 2] a. [(R3) 3SiO1 / 2] b. [SiO4 / 2] c, wherein (a + b): c = (0.4-1): 1. The flame-retardant material disclosed by the invention can inhibit the dripping phenomenon during combustion under the condition of a thin wall, and the flame-retardant grade V-0 of the thin wall is realized.

A shoe, a shoe production system and a method for producing a shoe including the steps: a. providing an upper assembly (2), wherein the upper assembly includes an upper (3) being mounted on a carrier (4), wherein the upper (3) includes a bottom section (5) being made from a thermoplastic polymer upper material; b. providing a sole molding unit (6), wherein the sole molding unit defines a cavity; c. inserting the upper assembly (2) at least partially into the cavity; introducing a midsole polymer composition comprising a molten thermoplastic polymer midsole material which has a melting temperature being equal or higher than the melting temperature of the thermoplastic polymer upper material into the cavity and foaming the molten thermoplastic polymer midsole material inside the cavity to provide a foamed midsole and to establish a material-bonded connection between the upper (3) and the foamed midsole (8).

A roofing membrane is provided that includes at least one substrate at least partially impregnated with a first asphalt coating composition and a liquid parting agent emulsion applied to the upper surface of the asphalt-coated substrate. The liquid parting agent emulsion comprises one or more thermoplastic polymers and about 15 wt. % to about 40 wt. % of at least one mineral filler, based on the weight of the total solids in the emulsion. The first asphalt coating composition is free of oxidized asphalt.

Devices, assemblies, kits, systems and methods for shaping of elongated elements containing thermoplastic polymers are disclosed.

The present invention relates to the technical field of flexible electronics, and relates to a breathable and stretchable circuit capable of being activated by imprinting, and a preparation method therefor and a use thereof. The preparation method for the breathable and stretchable circuit capable of being activated by imprinting in the present invention comprises the following steps: dissolving a thermoplastic polymer in a solvent, adding liquid metal particles, and mixing and dispersing to obtain a mixed solution; carrying out electrospinning on the obtained mixed solution to prepare a nanofiber membrane; and using a stamping model having a circuit pattern to stamp the obtained nanofiber membrane so as to obtain the breathable and stretchable circuit capable of being activated by imprinting. The present invention ensures the breathability and the stretchability by using the nanofiber membrane. The liquid metal particles match fibers in diameter, and therefore, liquid metal in nanofibers can be overflowed by means of imprinting to form a conductive path, achieving high-precision preparation of circuits.

A glass fiber-reinforced thermoplastic polymer composition has a sheathed continuous multifilament strand including a core that extends in the longitudinal direction and a polymer sheath which intimately surrounds the core, wherein the core has an impregnated continuous multifilament strand having at least one continuous glass multifilament strand, wherein the at least one continuous glass multifilament strand is impregnated with an impregnating agent, the polymer sheath is a thermoplastic polymer composition including a thermoplastic polymer, wherein the thermoplastic polymer contains a polyester having a weight average molecular weight of 15,000 to 80,000 Daltons as measured by gel permeation chromatography (GPC) using polystyrene standard and as measured by differential scanning calorimetry with a heating rate of 20° C. / minute on first heating according to ASTM D3418-08, at least one crystalline melting point (Tm) of 200 to 290° C.

A connection system for reinforced thermoplastic polymer (RTP) pipe includes a first pipe with a first end and a reinforced thermoset resin (RTR) coupler positioned adjacent to the first end of the first pipe. The RTR coupler has an annular body with a first socket extension extending into the first end of the first pipe and a first thermoplastic tie layer provided between the first socket extension and the first end of the first pipe. A first set of wedges is positioned around an outer surface of the first end of the first pipe, and a first flange is fitted around the first set of wedges, wherein the first set of wedges is wedged between the first end and the first flange.

To provide a technique with which a thermoplastic polymer foamed particle itself is made identifiable, and a thermoplastic polymer foamed particle molded body is made identifiable without damaging its beautiful appearance by making it composed of identifiable thermoplastic polymer foamed particles.SOLUTION: Thermoplastic polymer foamed particles 100 exhibit a light emission reaction derived from a light-emitting rare-earth element 10 through irradiation with electromagnetic waves. A molded body thereof is formed through in-mold molding of the foamed particles and thereby exhibits a light emission reaction. An identification method therefor comprises: (i) a step for irradiating the surfaces of the foamed particles or the molded body with electromagnetic waves; and (ii) a step for detecting a light emission reaction derived from a light-emitting rare-earth element through electromagnetic wave irradiation by using a detection device, so as to obtain a light emission spectrum. A first identification method further comprises a step for observing contrast between the light emission spectrum and a blank spectrum in which the light emission reaction derived from the light-emitting rare-earth element is not exhibited. A second identification method further comprises a step for comparing the light emission spectrum with a preset standard light emission spectrum in which the light emission reaction derived from the light-emitting rare-earth element is exhibited.SELECTED DRAWING: Figure 1

The invention relates to a method (100) for manufacturing a photocatalytic multi-component fiber including the following steps:Supplying a support mixture (110), including at least one thermoplastic polymer;Supplying an active mixture (120), including:at least one organic polymer,at least one photocatalyst at a concentration of at least 10% by weight relative to the weight of active mixture,at least one coupling agent resistant to oxidation,Spinning (130) a multi-component fiber from support and active mixtures;Eliminating (160) the at least one organic polymer on the surface of the multi-component fiber so as to generate a photocatalytic multi-component fiber.The invention also relates to a multi-component fiber, a textile and a filter.

The invention discloses a conductive yarn and a preparation method thereof, relates to the technical field of functional textile materials and composite conductive fiber preparation, and can solve the problems that an existing conductive yarn is poor in flexibility, insufficient in durability, prone to oxidation failure and difficult to integrate multiple functional performances. The preparation method comprises the following steps that S1, PBO yarn is soaked in a dopamine solution, a PDA modification layer is formed on the surface of the PBO yarn through a polydopamine self-polymerization reaction, and the PDA modification layer provides a chelation site and a bonding interface for metal deposition; s2, the PDA modified PBO yarn obtained in the step S1 is subjected to chemical silver plating, silver is deposited on a PDA modified layer to form a continuous conductive layer, and conductive PBO core yarn is prepared; s3, carrying out melt blending and granulation on the low-dielectric-constant flame-retardant filler and thermoplastic polymer resin to prepare flame-retardant composite particles; and S4, spinning by taking the conductive PBO core yarn prepared in the step S2 as a core layer and a melt formed by melting the flame-retardant composite particles prepared in the step S3 as a skin layer to prepare the conductive yarn.

The invention relates to the field of composite fibers, in particular to a core-shell type gradient magnetic composite fiber and a spinning method thereof.The core-shell type gradient magnetic composite fiber comprises a magnetic core layer and a magnetic core layer which are sequentially compounded from inside to outside, and the magnetic core layer comprises a thermoplastic polymer matrix and first magnetic particles dispersed in the thermoplastic polymer matrix; the middle transition layer is formed by coating the magnetic core layer with an elastomer material, and second magnetic particles are dispersed in the middle transition layer; the outer functional layer is composed of an antibacterial skin-friendly polymer; wherein the weight percentage of the first magnetic particles is higher than that of the second magnetic particles, and a magnetic intensity gradient decreasing structure from the core layer to the outer layer is formed. By means of the innovative core-shell gradient structure design, the technical problem that the mechanical property of traditional magnetic fibers is sharply reduced under the high magnetic content is successfully solved.

Membranes are provided. A membrane comprises a cap layer, a core layer, and a substrate located between the cap layer and the core layer. The cap layer comprises a first cap sublayer and a second cap sublayer, with the second cap sublayer located between the first cap sublayer and the substrate. The first cap sublayer comprises a first thermoplastic polymer, and no greater than 10 parts of a first fire retardant per 100 parts of the first thermoplastic polymer. The second cap sublayer comprises a second thermoplastic polymer, and a second fire retardant, wherein an amount of the second fire retardant in the second cap sublayer is greater than an amount of the first fire retardant in the first cap sublayer. Related systems and methods are also provided.

A beverage capsule (101), a method of lidding a beverage capsule (101) and a sealing head (115) are disclosed. A capsule body and a lid (110) of the beverage capsule (101) together define an internal volume for containing beverage ingredients. A peripheral flange (105) of the capsule body comprises or consists of a thermoplastic polymer, the peripheral flange prior to sealing with the lid having a flat receiving surface (106). The lid (110) also comprises a thermoplastic polymer. The lid (110) is sealed to the peripheral flange (105) to form a first peripheral seal able to withstand pressurisation of the internal volume during use. The first peripheral seal comprises a weld between the thermoplastic polymer of the capsule body and the thermoplastic polymer of the lid (110). A face of the peripheral flange (105) in contact with the lid (110) comprises a recess formed into the flat receiving surface (106) and the lid (110) is sealed to the peripheral flange (105) within the recess.

The invention provides a preparation method and application of a dynamic covalent bond compatibilized thermoplastic blend, and relates to the technical field of high polymer materials, the method comprises the following steps: (1) carrying out melt blending on at least two incompatible or partially compatible thermoplastic polymer blends, a reaction reagent containing acid anhydride or carboxyl groups, an initiator and an auxiliary agent according to a mass ratio of 100: (0.5-12): (0.05-1.5): (0.5-12), carrying out reactive extrusion to obtain a grafted modified material; and (2) carrying out melt blending on the grafted modified material, a cross-linking agent containing an epoxy group or a hydroxyl group and a catalyst according to a mass ratio of 100: (1-20): (0.1-5), and carrying out reactive extrusion to form a dynamic covalent bond network so as to obtain the compatibilization blend. According to the invention, the compatibility and mechanical properties of the thermoplastic blend are improved, and the problems of high recovery cost, complex recovery technology, serious plastic pollution and the like of the waste thermoplastic plastic blend in real life are solved.

The invention provides a carbon nanotube modified high-thermal-conductivity and high-strength carbon fiber network body with gradient pore and hierarchical pore characteristics and a preparation method and application thereof, and belongs to the technical field of structure and function integrated composite materials. The preparation method comprises the following steps: blowing carbon fibers and hot-melt polymer fibers into a net through gas to obtain a two-dimensional fiber network body; laying the two-dimensional fiber network body according to the surface density gradient of'low-high-low ', and introducing fibers in the thickness direction for fixing to obtain a three-dimensional carbon fiber network body; sequentially carrying out carbon phase densification and graphitization treatment on the three-dimensional carbon fiber network body to obtain a high-thermal-conductivity three-dimensional carbon fiber network body; and dispersing the high-thermal-conductivity three-dimensional carbon fiber network body into the composite dispersion liquid, and sequentially performing freezing, vacuum drying and magnetic field-assisted induced carbonization to obtain the high-thermal-conductivity three-dimensional carbon fiber composite material. By reasonably designing the pore structure, the mechanical and thermal performance of the carbon fiber network body is improved, and the micro-area heat exchange efficiency of the phase change energy storage composite material is optimized.

The invention discloses a fused electrostatic spinning polymer / molecular sieve blended composite fiber as well as a preparation method and application thereof. The melt electrostatic spinning polymer / molecular sieve blended composite fiber is prepared from the following raw materials in parts by weight: 25-90 parts of a thermoplastic polymer matrix, 5-75 parts of a molecular sieve, 1-10 parts of a compatibilizer and 0-5 parts of a conductive additive. According to the polymer / molecular sieve blended composite fiber material and the preparation technology, no solvent participates in the whole process, and the green manufacturing requirement is met. Moreover, in the fiber material, the molecular sieves can be uniformly distributed on the superfine polymer fibers, scanning electron microscope pictures show that the molecular sieves are uniformly embedded into the material, no aggregate larger than 10 microns exists, and the fiber material has a hierarchical pore structure, a high specific surface area and excellent mechanical properties. Therefore, the fiber material can be applied to the fields of air filtration, catalytic reaction, drying purification, adsorption separation and the like.

The present invention relates to a polymer powder for the manufacture of articles by 3D printing, in particular by sintering, comprising a thermoplastic polymer, antioxidants, and a particular metal oxide, metal hydroxide and / or hydrotalcite, having improved thermal stability, improved recyclability and improved consistency of mechanical properties of the sintered parts.The invention also relates to a process for preparing this powder and to the use thereof in a process for manufacturing by sintering, and to the articles manufactured from said powder.

A method of controlling or changing a bow or curvature in laminated glass structures includes heating a thermoplastic polymer of a laminated glass structure having an initial curvature. A force is utilized to change the curvature, and the laminated structure is cooled to harden the thermoplastic polymer, upon cooling, whereby the laminated glass structure has a curvature that is different than the initial curvature.

The present invention relates to a lid film for airtight sealing of beverage capsules, in particular coffee capsules, comprising excellent barrier properties against gas ingress, water or humidity and oxygen: i.) at least one layer of paper, ii.) at least one layer containing polylactic acid, iii.) at least one layer of metallization, iv.) at least one sealing layer containing at least one thermoplastic polymer made from glucose, lignin or cellulose.

This invention provides a multifunctional gradient composite filament for 3D printing, its preparation method, and its applications, relating to the field of additive manufacturing materials technology. The filament's cross-section includes at least two structurally or functionally distinguishable regions, each region composed of a thermoplastic polymer with different chemical properties, or a thermoplastic polymer matrix with the same chemical properties but different functional modifications. These at least two regions are arranged in an ordered spatial pattern on the filament's cross-section using a multi-component co-extrusion technique, enabling pre-design and integration of properties. This invention overcomes the inherent limitations of traditional single-material filaments, achieving multifunctionality and performance designability of a single filament. It significantly improves the interlayer bonding performance of multi-component 3D printing and the comprehensive mechanical properties of the printed composite material. Furthermore, it allows for the production of components with both functional gradients and high mechanical properties in a single printhead operation, making it suitable for mass production.

A horizontal support arm including a thermoplastic polymer defines a horizontal axis extending along the horizontal support arm. A track is formed in the horizontal support arm. The track extends along the horizontal axis. A first vertical support arm extends from the horizontal support arm. The first vertical support arm includes a front engagement protrusion. The first vertical support arm includes the thermoplastic polymer. A receiving orifice is defined in the horizontal support arm. A horizontal extension portion is slidably received in the receiving orifice by sliding horizontally along the track formed in the horizontal support arm. A second vertical support arm extends from the horizontal extension portion. The second vertical support arm includes a rear engagement protrusion. The second vertical support arm includes the thermoplastic polymer. A lug nut blocking plate extends from the first vertical support arm. The lug nut block plate includes the thermoplastic polymer.

A graphene neural electrode, a preparation method therefor, and use thereof. The preparation method comprises the following steps: (1) performing laser printing on a polyimide film according to a preset electrode pattern to obtain laser-induced graphene; (2) subjecting the laser-induced graphene to transfer printing to a water-soluble adhesive tape, then arranging a thermoplastic polymer thin film on one side of the laser-induced graphene away from the water-soluble adhesive tape, and then removing the water-soluble adhesive tape, so that the laser-induced graphene is subjected to transfer printing to the thermoplastic polymer thin film to obtain a first prefabricated product; (3) placing the first prefabricated product in a conductive polymer monomer solution for electrochemical polymerization, and forming a conductive polymer layer to obtain a second prefabricated product; and (4) arranging a thermoplastic polymer packaging layer on the conductive polymer layer of the second prefabricated product to obtain the graphene neural electrode. The graphene neural electrode prepared by using the method has excellent flexible characteristics and mechanical properties, high mechanical and electrochemical stability, and low electrochemical impedance, thereby achieving long-term stable signal monitoring in an organism.

The purpose of the present application is to provide: a separator for a power storage device, which has high adhesion to an electrode and low thermal shrinkage, and which is capable of improving the cycle characteristics and output characteristics of a power storage device; and a power storage device provided with the separator. This separator for an electricity storage device comprises a base material, which is a polyolefin microporous film containing a polyolefin as a main component, and a cover layer, which is disposed on at least one surface of the base material. The base material has a film thickness of 1 [mu] m to 30 [mu] m and an air permeability of 500 sec / 100 cm3 or less. The cover layer contains a particulate polymer of a thermoplastic polymer and an inorganic filler. The particulate polymer includes a protruding particulate polymer that protrudes from the cover layer by at least 0.1 times the thickness of the inorganic filler portion of the cover layer. The polyolefin microporous membrane has a porosity after compression of 30% or more as measured after compression of the base material under conditions of a temperature of 70 DEG C, a pressure of 8 MPa, and a compression time of 3 minutes, and / or has a crystal long period of 37.0 nm or more as measured by a small-angle X-ray scattering (SAXS) method.