3239results about "Textile/flexible product manufacture" patented technology

A fabric, in the form of a woven or knitted fabric or garment, including a flexible information infrastructure integrated within the fabric for collecting, processing, transmitting and receiving information concerning-but not limited to-a wearer of the fabric. The fabric allows a new way to customize information processing devices to "fit" the wearer by selecting and plugging in (or removing) chips / sensors from the fabric thus creating a wearable, mobile information infrastructure that can operate in a stand-alone or networked mode. The fabric can be provided with sensors for monitoring physical aspects of the wearer, for example body vital signs, such as heart rate, EKG, pulse, respiration rate, temperature, voice, and allergic reaction, as well as penetration of the fabric. The fabric consists of a base fabric ("comfort component"), and an information infrastructure component which can consist of a penetration detection component, or an electrical conductive component, or both. The preferred penetration detection component is a sheathed optical fiber. The information infrastructure component can include, in addition to an electrically conductive textile yarn, a sensor or a connector for a sensor. A process is provided for making an electrical interconnection between intersecting electrically conductive yarns. Furthermore, a process is established for sheathing the plastic optical fiber and protecting it.

A method for thermoforming a resilient, fluid-filled bladder structure with thermal contact molding is disclosed. The bladder includes two sheets of thermoplastic material that are separated by at least one core formed of two spaced outer layers connected together by a plurality of connecting members. The bladder is formed by bonding the sheets to the core, bonding the sheets to each other around the periphery of the core and forming a sidewall between the sheets in a single mold. A fluid is then inserted into the space bounded by the peripheral bond and the two sheets such that the connecting members are extended.

The present invention provides fabrics that have unique chemical, electrical, and thermal properties. The fabrics comprise layers of yarns woven together wherein the yarns further comprise carbon nanotube fibers. These carbon nanotube fibers may be either single-walled or multi-walled carbon nanotubes. The use of carbon nanotube fibers allows the fabrics to insulate, semi-conduct or super-conduct electrical charges. Additionally, the thermal properties of carbon nanotubes allow thermal energy to flow efficiently between the fabric and a heat sink or source. Additional yarns of materials other than carbon nanotubes can be integrated or woven into the fabric to provide other unique properties for the fabric. These fabrics can be layered to form unique garments or structures.

The invention discloses a method for continuously preparing regenerated cellulose fibers through the solvent method, comprising the following steps that: a cellulose raw material is dissolved into an ion liquid to prepare a spinning liquid; gel type regenerated cellulose fibers are obtained through spinning; and the regenerated cellulose fibers are obtained through cleaning, rear draft and drying, wherein, the ion liquid is selected from one or a plurality among the following ion liquids: a). an ion liquid with 1, 3-dialkyl imidazole as a cation and formiate radical, radical vinegar or propionate radical as an anion; and b). an ion liquid with 1-R1-3-R2- dialkyl imidazole as the cation and chlorine, bromine, iodine, formiate radical, radical vinegar, sulfate radical, nitrate radical, tetrafluoroborate radical, thiocyanate radical, hexafluorophosphate radical, p-toluenesulfonate radical or trifluoromethanesulfonic acid radical as the anion. The method has the advantages of wide technological range, mild temperature condition, adequate pressure, quick spinning speed and so on, can prepare the regenerated cellulose fibers with superior performance and complete specifications, and has low production cost, high production efficiency and wide application prospect.

A high carbon content membrane and method for making the same are disclosed. The carbon membrane includes an asymmetric hollow filamentary carbon membrane, including a partial carbonization product of an asymmetric hollow filament including an aromatic imide polymer material. The carbon membrane is at least 95 weight percent carbon, and has a dense layer located in the outside surface portion of the hollow filamentary membrane and a porous base layer continued from the dense layer and located in the inside portion of the hollow filamentary membrane. A process for separating CO2 from natural gas is described including: contacting a mixture of CO2 and natural gas with a first side of a carbon membrane in a manner to cause a portion of the mixture to pass through the carbon membrane to a permeate side. The resulting mixture on the permeate side becomes enriched in CO2 over that of the mixture on the first side. The contacting step occurs at a pressure of at least about 200 psia.

A shoe is provided with an outsole which contacts the ground, an insole upon which a foot rests, and a midsole located between the outsole and the insole, wherein the midsole absorbs impact by providing a loose fill material throughout the midsole of the shoe to cushion any force exerted upon the shoe, wherein the midsole is divided into at least two compartments and each of the compartments is filled with the loose fill material.

A pair of environment-friendly popcorn bridging shoes and a production process thereof are provided. The upper of each bridging shoe comprises an inner bootie, which is composed of a lining and an inner pad formed by single injection molding, and a vamp; the collar of the inner bootie is fixedly connected with that of the vamp, and the lower edge of the vamp wrapped by a PU bridging layer extends to the bottom surface of the inner pad fixedly connected with the same; the upper and a popcorn sole made of mixed PU and TPU popcorn particles are integrally connected by the PU bridging layer. The shoe making process is simpler, and firmer bonding and better shock absorbing performance of the shoes are achieved; the vamp and the sole can well wrap the foot; and the dissolution proportion of shoes is increased by increasing the consumption of the PU material.

A shoe is provided with an outsole that contacts the ground, an insole upon which a foot rests, and a midsole located between the outsole and the insole. The midsole cushions the wearer's foot by providing a loose fill material in a front compartment on which the toes and ball of the foot of the wearer rest and a heel compartment on which the heel of the wearer rests. The front compartment is divided into at least two sub compartments to keep the loose fill evenly distributed. The front compartment and the heel compartment are separated by an arch support section of the midsole, which provides relatively rigid support for the arch of the wearer's foot.

A sports shoe includes an upper wherein a majority by weight of the upper is made from a thermoplastic base material and a sole wherein a majority by weight of the sole is made from the same thermoplastic base material. The sole and the upper are individually fabricated and joined to each other. The thermoplastic base material includes at least one of the following materials: thermoplastic polyurethane TPU, polyamide PA, polyethylene terephthalate PET, or polybutylene terephthalate PBT.

The invention provides a knitted surface fastener made of warp knitted fabric, which eliminates necessity of resin coating for fixing a base portion of a pile loop and fusion between yarns, securing flexibility and ventilation proper to knitted fabric wherein, in a base fabric of a surface fastener, wales are formed with at least chain knitting yarns and the respective wales are connected including at least weft in-laid yarns, engaging element loops are formed of first and second engaging element forming yarns striding over two or more wales and the respective engaging element forming yarns are knitted into at least three adjoining courses on a same wale in a zigzag shape, at this time, the first and second engaging element forming yarns are knitted into adjoining same stitches of at least two or more courses of the same wale in the zigzag shape.

A layered cushioned composite which in one embodiment incorporates a glass layer of stabilizing material disposed within a layer of adhesive material below a primary carpet surface such that the adhesive material extends in covering relation away from each side of the stabilizing material and performs the dual functions of securing the stabilizing material at a defined position below the underside of the primary carpet and forming an attachment surface for an adjacent layer of underlying recycled foam or rebond foam cushioning material.

A midsole for an article of footwear including a three dimensional mesh including interconnected unit cells and methods of making the same. The interconnected unit cells each include a plurality of struts defining a three dimensional shape. The interconnected unit cells are connected at nodes having a valence number defined by the number of struts connected at that node. The valence number of the nodes may vary to provide customized characteristics to zones or portions of the midsole. The plurality of interconnected unit cells may be organized in a warped cubic lattice structure. The warped cubic lattice structure and the size / shape of interconnected unit cells may vary to provide customized characteristics to zones or portions of the midsole. The three dimensional mesh may be customized based on a biometric data profile for an individual, or group of individuals. The midsole may be manufactured using an additive manufacturing process.

The present invention provides a cushioned floor covering having a backing material formed from waste polymeric material and a blowing agent wherein the blowing agent may be activated either before or after the backing material is adhered to the floor covering. The waste polymeric material includes from about 0 to 40 percent aliphatic polyamide material and is granulated, densified and extruded at a temperature that does not exceed the temperature at which the blowing agent would be activated.

The present invention pertains to carpet and methods of making and recycling carpet. In one aspect, the carpet includes: a primary backing which has a face and a back surface; a plurality of fibers attached to the primary backing and extending from the face of the primary backing and exposed at the back surface of the primary backing; an adhesive composition backing; and an optional secondary backing adjacent to the adhesive backing. The method of making carpet includes extrusion coating the adhesive composition onto the back surface of a primary backing to form the adhesive composition backing. The method of recycling carpet can recover one or more polymeric carpet components.

The invention includes a process for separating CO2 from natural gas including: contacting a mixture of CO2 and natural gas with a first side of a carbon membrane in a manner to cause a portion of the mixture to pass through the carbon membrane to a permeate side. The resulting mixture on the permeate side becomes enriched in CO2 over that of the mixture on the first side. The carbon membrane includes an asymmetric hollow filamentary carbon membrane, including a partial carbonization product of an asymmetric hollow filament including an aromatic imide polymer material. The carbon membrane is at least 95 weight percent carbon, and has a dense layer located in the outside surface portion of the hollow filamentary membrane and a porous base layer continued from the dense layer and located in the inside portion of the hollow filamentary membrane. The contacting step occurs at a pressure of at least about 200 psia.

A layered cushioned composite such as a carpet or carpet tile which in at least one embodiment incorporates a layer of stabilizing material and a layer of adhesive material below a primary carpet and above a layer of compressed particle, recycled and / or rebond foam or cushioning material and having special applicability to the residential market, especially the residential do-it-yourself market. In accordance with a preferred embodiment, the residential carpet tile has a high twist frieze face, a polyurethane rebond foam cushion, and a non-square shape providing for interlocking with adjacent or abutting carpet tiles.

To provide a sock with a performance that matches its purpose of use and seasonal requirements. To change the thickness and strength of different parts of the sock according to the load distribution on the sole and the impact that the different parts of the sock are subjected to when walking and running.Knitting structures of different thicknesses and airspace ratios, e.g., flat stitches P, short-terry stitches SP, long-terry stitches LP, mesh stitches M, short-terry stitches based on mesh stitches M-SP, long-terry stitches based on mesh stitches M-LP, short-terry stitches based on reinforced mesh stitches M-R-SP, long-terry stitches based on reinforced mesh stitches M-R-LP, short-terry stitches with reinforcement yarn R-SP and long-terry stitches with reinforcement yarn R-LP are distributed in different parts of the sock.

The invention relates to environmental-friendly synthetic organosilicon leather and a method for producing the same. The synthetic organosilicon leather comprises vinyl polysiloxane gum, white carbon black, a structured treatment agent, a plastifying agent, an inhibitor, hydrogen containing silicone oil, a platinum catalyst and silicone rubber masterbatch. The method for producing the synthetic organosilicon leather comprises the following steps: mixing the raw materials to obtain solid mixed silicone rubber through vulcanization via addition, rolling the solid mixed silicone rubber by a multi-roll rolling machine to fit textile-based fabric, heating and vulcanizing to form the synthetic organosilicon leather. The environmental-friendly synthetic organosilicon leather is efficiently produced with a simple process and can be produced on a large scale. The produced synthetic organosilicon leather has good mechanical properties and excellent characteristics of being resistant to high andlow temperature, weathering aging and physical inertia, is easy to cut and sew and is waterproof and breathable. The combustion and decomposition product of the synthetic organosilicon leather contains no harmful substance, can be recycled and accords with environmental protection requirements.

The method for recovering alkali and hemicellulose from waste liquor produced by producing optical fibre includes the folloiwng steps: making the pressed liquor containing alkali and hemicellulose undergo the processes of prefiltration and fine filtration, and feeding it into membrane separation equipment to obtain the penetrated liquor containing alkali and concentrate containing hemicellulose, and the alkaline liquor concentration in the obtained penetrated liquor can be up to 80-250 g / l, and the final alkali content in the concentrate is 5-30 g / l, and the hemicellulose content is 100-200 g / l. Said technological process is simple, can effectively separate and purify hemicellulose and alkali liquor.

Articles of manufacture such as building materials are formed from recycled waste polymeric material including 15 to 50 percent aliphatic polyamide material. The articles are formed by chopping and granulating the waste polymeric material into fragments and extruding them at a temperature that is lower than the lowest melting point of the aliphatic polyamide material.

A shoe is provided with an outsole that contacts the ground, an insole upon which a foot rests, and a midsole located between the outsole and the insole. The midsole cushions the wearer's foot by providing a loose fill having a size between −2 and −80 mesh, in a front compartment on which the toes and ball of the foot of the wearer rest and a heel compartment on which the heel of the wearer rests. The front compartment is divided into at least two sub compartments to keep the loose fill evenly distributed. The front compartment and the heel compartment are separated by an arch support section of the midsole. A blend of two or more mesh sizes of fill may also be used for the loose fill.

The invention discloses a supercritical carbon dioxide dyeing device, which comprises mainly a CO2 storage tank (H01), a dye kettle (H06), and a dyeing kettle (H07). Wherein, the dyeing technique comprises: cooling the CO2 from HO1 into liquid to send into preheater (HO5) connected to HO6 with carbon-dioxide high-pressure pump (HO4); sending supercritical carbon dioxide to HO7 by HO6; driving the dyed carbon dioxide to pass separator (HO8) and second condenser (HO9) and return to said storage tank (HO1). This invention can recycle 100% residual dye and carbon dioxide as dyeing medium, saves water and dye resource, and reduces pollution.

A backing or an intermediate layer for a surface covering is described which comprises a fused recycled material, wherein the material comprises a thermoplastic material, for instance, a vinyl material from a vinyl backed carpet or vinyl backed carpet manufacturing waste or both. Surface coverings containing the backing or intermediate layer of the present invention are also described as well as methods of making the backing or intermediate layer and methods of making the surface coverings containing the backing or intermediate layer of the present invention.

A layered cushioned composite such as a carpet or carpet tile which in at least one embodiment incorporates a layer of stabilizing material and a layer of adhesive material below a primary carpet and above a layer of compressed particle, recycled and / or rebond foam or cushioning material and having special applicability to the residential market, especially the residential do-it-yourself market. In accordance with a preferred embodiment, the residential carpet tile has a high twist frieze face, a polyurethane rebond foam cushion, and a non-square shape providing for interlocking with adjacent or abutting carpet tiles.

At least certain embodiments of the present invention relate to flooring products, methods of producing flooring products, and polyurethane compositions for use in flooring products, for example, for forming a layer of polyurethane on a textile, fabric or material, such as a flooring fabric. The compositions comprise the reaction product of castor oil having a water content of less than or equal to about 0.2% by weight; a monol, and an isocyanate, wherein the reactants have a soft segment functionality of about 2.0 to about 2.64. Methods of using the compositions and flooring products including the compositions are also disclosed. At least selected embodiments may provide compositions for use in floor coverings having a show surface such as a textile or fabric face material in contacting overlying relation to a polyurethane backing with or without additional structures, layers, backings, and / or the like, as well as apparatus, processes, and / or methods for making such floor coverings, uses for such floor coverings, and / or the like. In at least one particular embodiment, a floor covering such as a carpet, carpet tile, area rug, floor mat, roll goods, or the like incorporates a textile or fabric face disposed in contacting overlying relation to at least one polyurethane layer.