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| Number | Title | Issue Date |
| 7384588 | Process for making a flexible structure comprising starch filaments A process for making a flexible structure that includes at least a first region and a second region, each of the first and second regions having at least one common intensive property that differs in value. ... | 06/10/2008 |
| 7370395 | Heating apparatus and process for drawing polyolefin fibers A heating apparatus and process useful for drawing ultrahigh molecular weight polyolefin fibers, such as polyethylene fibers. The heating apparatus includes a first set of rolls and a plurality of aligned ovens. The apparatus includes a second set of rolls at the ex... | 05/13/2008 |
| 7311963 | Process for the production of a shaped article The invention relates to a process for the production of a shaped article comprising the compression of one or more fiber layers containing polyolefin fibers. The invention also relates to shaped articles obtainable with the process according to the invention and th... | 12/25/2007 |
| 7288220 | Solution spinning of UHMW Poly (alpha-olefin) with recovery and recycling of volatile spinning solvent A process for spinning high molecular weight poly (alph-olefin) filament, particularly ultrahigh molecular weight polyethylene filament, from solution in a volatile spinning solvent with recovery and recycling of the solvent. ... | 10/30/2007 |
| 7259201 | Flame retardant thermoplastic films and methods of making the same A film can comprise greater than or equal to about 95 wt % thermoplastic resin and about 0.001 wt % to about 5.0 wt % sulfonate salt, based on a total weight of the film, and have a UL-94 rating of VTM-0, wherein the thermoplastic resin is selected from the group co... | 08/21/2007 |
| 7160098 | String hopper making machine A string hopper making machine has a dough container removably mounted in a vertical manner in a frame. An extrusion piston is mounted on a vertical rod extending through a vertical guide channel formed in a guiding block mounted on the frame. The vertical rod is pi... | 01/09/2007 |
| 7147807 | Solution spinning of UHMW poly (alpha-olefin) with recovery and recycling of volatile spinning solvent A process for spinning high molecular weight poly (alph-olefin) filament, particularly ultrahigh molecular weight polyethylene filament, from solution in a volatile spinning solvent with recovery and recycling of the solvent. ... | 12/12/2006 |
| 7081288 | Tamper-evident, heat resistant cast label stock A heat resistant label stock comprised of an unsupported cast face sheet layer, an adhesive layer and a release liner characterized by a face sheet, an adhesive layer and a release liner. The label stock is generally tamper-evident in that removal destroys or damage... | 07/25/2006 |
| 7074458 | Method of drying a web coated with a solution A coating device for coating a coating solution on a web has a roller and a weir which partially constructs a solution store space. In the solution store space the coating solution is stored. When the web sequentially moves in a direction, the roller rotates and the... | 07/11/2006 |
| 7045650 | Polyurethane elastomers having improved physical properties and a process for the production thereof A polyol composition having a number average molecular weight of from about 1,000 to about 3,000 Daltons is made up of (1) at least 60% by weight of a low monol polyoxypropylene polyol having a number average molecular weight of from about 2,000 to 12,000 Da and a d... | 05/16/2006 |
| 7015299 | Melt spun thermoplastic polyurethanes useful as textile fibers Melt spun thermoplastic polyurethane polymers useful as textile fibers and having good tenacity and recovery and substantially no gelation are disclosed. The polymers are prepared by a three-step polymerization process including: preparation of “hard” segment ol... | 03/21/2006 |
| 6979660 | Polyethylene protective yarn High strength polyethylene yarns useful in ballistic-resistant, cut-resistant and other applications, fabrics produced from these yarns and the methods by which the yarns and fabrics are made. An untwisted yarn of the invention comprises a plurality of filaments in ... | 12/27/2005 |
| 6821599 | Porous acrylic fiber and fabric comprising the same, and method of producing the same Porous acrylic fibers produced by a method comprising subjecting a spinning dope containing 0.3 to 20 parts by weight of poly(vinyl acetate) relative to 100 parts of an acrylic copolymer to a wet spinning to give fibers, crimping and cutting the fibers, subjecting t... | 11/23/2004 |
| 6683123 | Process for making a thermoplastic molding composition A process for producing a thermoplastic molding composition is disclosed. The process entails introducing a solid polymeric resin, optionally containing residual moisture, into an extruder, operating under conditions designed to melt the resin and chargin... | 01/27/2004 |
| 6652805 | Highly filled composites of powdered fillers and polymer matrix Highly filled composite materials, e.g. comprising approximately 60 volume % or greater of finely powdered particles of filler in a polymer matrix, are made by dissolving polymer in a volatilisable solvent, adding filler and forming a homogeneous mixture ... | 11/25/2003 |
| 6500371 | Continuous method for producing amino- and/or phenoplasts The invention relates to a continuous process for preparing aminoplastics and/or phenolics, in which a precondensate solution is prepared in a first extruder (14), the precondensate solution is continuously fed, with addition of additives, to a second ext... | 12/31/2002 |
| 6455154 | Production of short fiber silica A coating liquid for forming porous silica coating, comprising a product of reaction between a short fiber silica and a hydrolyzate of an alkoxysilane of the formula Xn Si(OR)4-n or a halogenated silane of the formula Xn S... | 09/24/2002 |
| 6451967 | Method of drying saponified ethylene-vinyl acetate copolymers A method of drying saponified ethylene-vinyl acetate copolymers which includes melting and kneading a mixture including one or more saponified ethylene-vinyl acetate copolymer species and having a water content of 5 to 60% by weight until the mixture has ... | 09/17/2002 |
| 6447918 | Interpenetrating polymer network of polytetra fluoroethylene and silicone elastomer for use in electrophotographic fusing applications The present invention relates to electrostatographic fuser system members such as fuser rolls or belts having an outer surface layer comprising an interpenetrating polymer network comprising polytetrafluoroethylene and a cured polysiloxane elastomer, and ... | 09/10/2002 |
| 6436323 | Production of fibre Staple fiber is produced by extruding a solution of a polymer through a spinneret to form continuous filaments, gathering the continuous filaments to form a tow and continuously cutting the filaments in a cutter to form staple fiber. At least one jet of g... | 08/20/2002 |
| 6376032 | Gas-permeable membrane Novel gas-permeable membranes which are particularly useful in the packaging of fresh cut fruit and vegetables, and other respiring biological materials. The membranes have an O2 permeability of at least 775,000 ml/m2.atm.24 hrs, a P... | 04/23/2002 |
| 6264866 | Method for producing polyimide film A method for producing a polyimide film in which the imidation ratio and/or the amount of volatile constituent are controlled to improve the adhesive strength of the polyimide film. The method may also comprise controlling the highest temperature of heati... | 07/24/2001 |
| 6254931 | Method and apparatus for the production of thin films Method and apparatus for forming thin films by the application of a film forming liquid to a substrate at rest or rotating a speed up to 500 rpm and then rotating the film forming liquid on the substrate at a speed and for a time sufficient to form the th... | 07/03/2001 |
| 6180037 | Methods for the manufacture of sheets having a highly inorganically filled organic polymer matrix Compositions and methods for manufacturing sheets having a highly inorganically filled matrix. Suitable inorganically filled mixtures are prepared by mixing together an organic polymer binder, water, one or more inorganic aggregate materials, fibers, and ... | 01/30/2001 |
| 6123885 | Process for the production of elastane fibers by inclusion of a combination of PDMS and ethoxylated PDMS in the spinning solution The invention relates to a spinning process, more particularly a dry spinning process, for the production of elastane fibers in which 0.8 to 2% by weight of polydimethylsiloxane with a viscosity of 50 to 300 cSt and 0.2 to 0.6% by weight of ethoxylated po... | 09/26/2000 |
| 6062228 | Biodegradable filter material and method for its manufacture There is provided a biodegradable filter tow or filter material from renewable raw materials for the use as a tobacco smoke filter element of cigarettes, cigars or pipes as well as a method for preparing it, wherein fibers, films or foams prepared in an e... | 05/16/2000 |
| 6036905 | Method for preparing polyester films A method for preparing polyester films, which comprises addition of partially esterified trimellitate at any stage of the polymerization of polyester through direct esterification or ester interchange, the partially esterified trimellitates resulting from... | 03/14/2000 |
| 5998007 | Multidirectionally stretch-crazed microencapsulated polymer film and a method of manufacturing thereof A multidirectionally stretch-crazed microencapsulated polymer film having a matrix material and microcapsules which are formed in the matrix material in the form of crazes which are filled with an encapsulated substance (30, 30a) and oriented at least in ... | 12/07/1999 |
| 5859175 | Process for the preparation of polyether amide solutions, steam-sterilizable dialysis membranes obtainable using the polyether-amide solutions, and a process for the production of these membranes Process for the preparation of polyether-amide solutions, steam-sterilizable dialysis membranes obtainable using the polyether-amide solutions, and a process for the production of these membranes. Polycondensation of one or more dicarboxylic acid derivatives o... | 01/12/1999 |
| 5849155 | Method for dispersing cellulose based fibers in water The invention describes a method for dispersion of cellulose based fibers in water. The raw material, which particularly may be recycled paper, is first wetted with water. By a combination of addition of hydrocolloid which binds water, and strong kneading... | 12/15/1998 |
| 5843357 | Spandex elastomers Spandex-type segmented polyurethane/urea elastomers having exceptional elongation, hysteresis, recovery, and other physical properties are prepared by the amine chain extension of an isocyanate-terminated prepolymer prepared by the reaction of a stoichiom... | 12/01/1998 |
| 5830554 | Method of producing of microporous polyolefin membrane An efficient method of producing a microporous polyolefin membrane having improved tensile strength and pierce strength is provided, in which a solution having dissolved therein 5% by weight to 50% by weight of a polyolefin whose weight-average molecular ... | 11/03/1998 |
| 5788993 | Spinneret with slotted outlet A flash spin pack for a flash-spinning apparatus is provided in which the pack includes a spin mixture inlet, that communicates with a spin mixture passage, that discharges through a spinning orifice that opens into a slot defined by two opposing faces of... | 08/04/1998 |
| 5786445 | Process for drying polymeric powders and polymeric agglomerates The invention relates to a process for drying polymeric powders and polymeric agglomerates, in particular thermoplastic aromatic polycarbonate or other thermoplastic polymers such as, for example, acrylonitrile-butadiene-styrene copolymer, in the melt, wh... | 07/28/1998 |
| 5750064 | Dry spinning process for producing zein fibers The disclosed invention relates to a process wherein zein fibers are prepared by contacting zein with a volatile solvent system and dry spinning into a gaseous atmosphere. This process obviates the need for environmentally unfriendly alkaline solutions an... | 05/12/1998 |
| 5733663 | Composite membrane and process for its production To produce a composite membrane, the solution of a polymer in a volatile organic solvent is spread on water, the solvent is allowed to evaporate, the polymer is crosslinked and the polymer film formed is transferred to a porous support membrane. The polym... | 03/31/1998 |
| 5714258 | Fiber having improved properties, compositions for producing such fibers, and process for improving properties of fibers An improved polyester fiber, polymer composition for producing such fibers by spinning and drawing, and a process for improving the production of fibers from polyester is disclosed wherein an aliphatic diester such as ethylene glycol distearate is incorpo... | 02/03/1998 |
| 5693279 | Starch acetate and blends thereof with metal chelates Filaments characterized by enhanced tensile strength, which are composed of starch acetate or a blend of starch acetate and cellulose acetate and metal chelates, are provided. Also provided are methods for varying the viscosity of a starch acetate solutio... | 12/02/1997 |
| 5690878 | Method for forming solution cast tetrafluoroethylene polymer films Perfluorinated cycloalkane solvents for dissolving high melting polymers containing tetrafluoroethylene, are disclosed. These solvents dissolve such polymers more rapidly, and/or are more stable, than previously known solvents. Also disclosed is a process... | 11/25/1997 |
| 5672653 | Anionic waterborne polyurethane dispersions Anionic waterborne polyurethane dispersions made using hydroxyl terminated polybutadiene resins and use of the dispersions to make films and adhesives.... | 09/30/1997 |
