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| Number | Title | Issue Date |
| 7291312 | Ozone removing material and method for preparing the same An object of the present invention is to solve problems of conventional ozone-scavenging materials and to provide an ozone-scavenging material capable of effectively decomposing/removing ozone at low cost. To attain the above object, the present invention provides a... | 11/06/2007 |
| 7141076 | Chemical modification of hydrolizable polymer-containing textile articles A hydrolizable polymer-containing textile article and method for producing the same is provided that has been chemically modified by treating the article with certain branched chain amines to reduce the strength of the fibers contained therein, thus rendering the ar... | 11/28/2006 |
| 7137999 | Chemical modification of hydrolizable polymer-containing textile articles A hydrolizable polymer-containing textile article and method for producing the same is provided that has been chemically modified by treating the article with certain branched chain amines to reduce the strength of the fibers contained therein, thus rendering the ar... | 11/21/2006 |
| 6994724 | Soft-tissue tubular prostheses with seamed transitions Single tubular woven or bifurcated prostheses are disclosed having varying diameters and tapered transitions. The prostheses comprise a seam along the tapered edges, thereby providing a substantially fluid-tight transition between sections or extents of the prosthes... | 02/07/2006 |
| 6984631 | Thermoplastic cellulose derivative composition and fiber comprising the same A thermoplastic cellulose derivative composition of the present invention contains, as a main component, a cellulose ester having an aliphatic polyester side chain having a repeat unit having 2 to 5 carbon atoms, wherein a rate of heating loss at 200° C. is 5 wt % ... | 01/10/2006 |
| 6869679 | Dyed olefin yarn and textile fabrics using such yarns A novel olefin textile fabric knitted woven and non-woven that in one aspect of the invention is disperse dyed to a light, medium or deep solid shade. In another aspect, the textile fabrics of the present invention are manufactured using olefin yarns that contain va... | 03/22/2005 |
| 6607562 | Moisture wicking aramid fabric and method for making such fabric The present invention provides a durable to a wicking aramid fabric formed from crystallized aramid yarns or mixtures of aramid and other yarns for use in firefighter turnout gear and other protective apparel and a process for making this durable wicking ... | 08/19/2003 |
| 5576366 | Dyeable polyolefin compositions and method Compositions of ethylene alkyl acrylate grafted onto polypropylene are dyeable with disperse or cationic dyes. A small amount of polyester may be include, along with a hydrophilic modifier comprising a monoglyceride and a salt of a liner alkyl. The hydrop... | 11/19/1996 |
| 5460881 | Making a yarn of particulate-impregnated aramid fibers A process is disclosed for treating aramid fibers with a dispersion of particulate material in a swelling solvent to yield embodiment of the particles in the surface of the fibers.... | 10/24/1995 |
| 5429869 | Composition of expanded polytetrafluoroethylene and similar polymers and method for producing same The present invention provides improved compositions of expanded polytetrafluoroethylene (PTFE) and similar polymers and methods for forming and using such compositions. In its preferred embodiment, the present invention employs a mixture of PTFE and expa... | 07/04/1995 |
| 5306312 | Dye diffusion promoting agents for aramids Aramid and aramid-blend fabrics are dyed or flame-retardant treated or both dyed and flame-retardant treated using conventional heat dyeing equipment. Aliphatic amides capable of swelling the aramid fibers at least 1.5% and having 7 to 14 carbon atoms are... | 04/26/1994 |
| 5298028 | Method of making a yarn of particulate-impregnated aramid fibers A process is disclosed for treating aramid fibers with a dispersion of particulate material in a swelling solvent to yield embodiment of the particles in the surface of the fibers.... | 03/29/1994 |
| 5217529 | Aqueous medium of a water insoluble additive for mineral fiber insulating materials Insulating materials consisting of artificial mineral fibers are impregnated with water insoluble additives, e.g. dust binders and/or water repellant finishing agents in that they are wetted with an emulsion of the water insoluble additive in an aqueous s... | 06/08/1993 |
| 5174790 | Exhaust process for dyeing and/or improving the flame resistance of aramid fibers Aramid and aramid-blend fabrics are dyed or flame-retardant treated or both dyed and flame-retardant treated using conventional heat dyeing equipment. Octylpyrrolidones, tributyl phosphine oxide and mixtures of N-cyclohexyl-2-pyrrolidone with available dy... | 12/29/1992 |
| 5065491 | Method for producing curved slide fastener chains and method for producing curved slide fasteners A method of producing curved slide fastener chains or a curved slide fasteners is disclosed. Fastener elements are planted along respective one side edges of a pair of fastener tapes, at least one of which tapes is made of solvent-swelling fibers. The fas... | 11/19/1991 |
| 4985041 | Dye assistant composition for hydrophobic fibers Compositions for use as dye assistants are formed from a non-phenolic aromatic swelling agent for the fiber to be dyed mixed with just enough dispersant to cause a non-foaming emulsion upon dilution of the dye assistant in water, but not enough dispersant... | 01/15/1991 |
| 4911730 | Process for enhancing the strength of aramid fabrics Breaking and/or test strength of aramid fabrics are enhanced when finished with a fabric softener. Improvements of up to 50% over the corresponding untreated greige fabrics and up to 45% over the corresponding untreated dyed fabric are achieved without de... | 03/27/1990 |
| 4898596 | Exhaust process for simultaneously dyeing and improving the flame resistance of aramid fibers Aramid and aramid-blend fabrics are dyed and optionally flame-retardant treated using conventional pressure and heat dyeing equipment. Odor-free, colored or colored and highly flame resistant products result.... | 02/06/1990 |
| 4853253 | Method of activating surface of shaped body formed of synthetic organic polymer A shaped body formed of a synthetic organic polymer is surface-treated for increasing the surface energy by a method including the steps of contacting the surface with a UV ray-absorbing organic liquid at a temperature and for a period of time sufficient ... | 08/01/1989 |
| 4833012 | Fiber entanglements and method of producing same A fiber entanglement is provided which is characterized in that it is a three-dimensional entanglement comprising elastic fibers (A) each being a fine-denier fiber bundle or exhibiting porous fiber structure as seen on a fiber cross section with a number ... | 05/23/1989 |
| 4814222 | Aramid fibers with improved flame resistance The flame-resistant properties of aramid fibers are improved using a swelling agent to introduce a flame retardant into the fiber. The treated fiber has properties of strength approximating the untreated fiber, flame resistance greater than the untreated ... | 03/21/1989 |
| 4812140 | Continuous aqueous dyeing process for high-tenacity industrial nylon fabrics High-tenacity nylon fabrics are dyed in a multi-step continuous aqueous dyeing process. Uniformly dyed fabrics having a high degree of fiber bundle penetration result.... | 03/14/1989 |
| 4776995 | Method of making a structure A carbonizable body is formed by infusing a plurality of preoxidized, preferably stabilized by known processing to have about 9 to 14 weight percent oxygen, polyacrylonitrile fibers in a polar liquid plasticizer, preferably water, capable of extracting a ... | 10/11/1988 |
| 4776994 | Method of making a structure from carbonaceous fibers A carbonizable body is formed by infusing a plurality of preoxidized, preferably stabilized by known processing to have about 17 to 30 weight percent oxygen, fibers prepared from pitch, in a non-polar liquid plasticizer, typically quinoline, capable of ex... | 10/11/1988 |
| 4759770 | Process for simultaneously dyeing and improving the flame-resistant properties of aramid fibers Simultaneous dyeing and flame-resistant property improvement of poly(m-phenyleneisophthalamide) fibers using a swelling agent to introduce a dye and a fire retardant into the fiber. The dyed fiber has properties of strength approximating the original undy... | 07/26/1988 |
| 4749378 | Process for improving the flame-resistant properties of aramid fibers Aramid fibers, polybenzimidazole fibers or blends of aramid and polybenzimidazole fibers are rendered flame resistant by a flame retardant introduced into the fibers by a polar organic swelling agent such as DMSO. Dyed or undyed fibers so treated exhibit ... | 06/07/1988 |
| 4741740 | Flame-resistant properties of aramid fibers The flame-resistant properties of aramid fibers are improved using a swelling agent to introduce a flame retardant into the fiber. The treated fiber has properties of strength approximating the untreated fiber, flame resistance greater than the untreated ... | 05/03/1988 |
| 4710200 | Process for the continuous dyeing of poly(m-phenylene-isophthalamide) fibers Continuous dyeing of poly(m-phenyleneisophthalamide) fibers using a swelling agent to introduce a dye into the fiber. The dyed fiber has properties of strength and fire retardance approximating the original undyed fiber and is conveniently dyed to an unli... | 12/01/1987 |
| 4666454 | Production of a fabric containing polyethylene terephthalate fibers having a reduced tendency to pill A fabric comprising polyethylene terephthalate fibers which exhibits a reduced tendency to pill upon encountering surface abrasion is formed on an expeditious basis. During the polymerization of the monomers required to form the polyethylene terephthalate... | 05/19/1987 |
| 4524577 | Twisted yarn The twisted yarn is prepared by twisting (1) a single yarn comprising a water-insoluble fiber having a degree of water swelling of at least 10 cc/g or (2) a plurality of single yarns comprising a water-insoluble fiber having a degree of water swelling of ... | 06/25/1985 |
| 4525168 | Method of treating polyaramid fiber Polyaramid fiber is swollen, such as by exposing it to a solvent, and while swollen a substance, such as amine or substituted amine, capable of forming an ionic bond with an acid or anionic dye, is introduced into the fiber, after which the fiber is shrun... | 06/25/1985 |
| 4503008 | Process for producing self-texturing fabric with soft hand A greige fabric containing a polyester yarn having high and low shrinkage regions along the filaments, out of phase from filament to filament, is bulked by shrinking the unrestrained fabric, then heating the fabric sufficiently to make the fabric elongate... | 03/05/1985 |
| 4472220 | Textile detexturizing system In order to produce random changes in texture of pile fabrics, continuous multifilament bulked yarn is treated to detexturize spaced portions along its length.... | 09/18/1984 |
| 4445903 | Process for the preparation of woven fabrics of low air permeability A process for the preparation of a woven fabric of low air permeability which comprises preparing a woven fabric by use of a composite fiber of a splitting and severing type, which consists of polyester and polyamide and produces extremely fine fibers of ... | 05/01/1984 |
| 4421513 | Process for producing fibrillated polyester Fibrillated polyester textile materials and methods for producing same are disclosed. Such fibrillated polyester textile materials have a body portion formed of a plurality of polyester filaments in which the filaments contain a plurality of fibrils on th... | 12/20/1983 |
| 4355063 | Chemically embossed carpet and the method of carrying out chemical embossing while preserving texture Pile fabrics, which have been prepared from nylon carpet fibers having a textured or embossed surface induced by a chemical shrinking process for developing the texture of the fabric, involving selectively contacting the surface of certain areas of the ca... | 10/19/1982 |
| 4346209 | Solvent resistant halogenated aromatic polyester fibers and process therefor Solvent resistant halogenated aromatic polyester fibers are prepared by first heat treating the fibers at substantially constant length at a temperature of from about 270° to about 295° C. for a period of from about 5 to about 60 minutes, and then furth... | 08/24/1982 |
| 4308025 | Simultaneous bulking and dyeing process A process for simultaneously bulking and dyeing linear polycarbonamide fibers which comprises treating the same with a solution of an alcohol containing a tinctorial amount of at least one dyestuff therein, and thereafter washing the treated fibers in hot... | 12/29/1981 |
| 4290766 | Chemically sculpturing acrylic fabrics and process for preparing same A method for sculpturing a pile fabric, e.g., acrylic pile fabric, is provided which comprises contacting selected areas to be sculptured of the pile surface of the fabric with a sufficient amount of a sculpturing composition to provide a sculptured effec... | 09/22/1981 |
| 4238191 | Bulking of polycarbonamides: qiana A process for bulking linear polycarbonamide fibers which comprises treating the same with a solution or dispersion of an alcohol, thereafter washing in hot and cold water and drying.... | 12/09/1980 |
