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| Number | Title | Issue Date |
| 7358284 | Particulate acellular tissue matrix A method of processing an acellular tissue matrix to give a particulate acellular tissue matrix includes: cutting sheets of dry acellular tissue matrix into strips; cryofracturing the dry acellular tissue matrix strips at cryogenic temperatures; separating the resul... | 04/15/2008 |
| 7235592 | PVA hydrogel The present invention provides methods of making covalently crosslinked vinyl polymer hydrogels having advantageous physical properties, and covalently crosslinked vinyl polymer hydrogel compositions made by such methods, as well as articles of manufacture comprisin... | 06/26/2007 |
| 7152819 | High pressure media mill This invention discloses a high pressure media mill (HPMM) and processes for use thereof. ... | 12/26/2006 |
| 7153900 | Structurally viscose clear lacquer slurry A pseudoplastic clearcoat slurry comprising solid and/or highly viscous particles which are dimensionally stable under storage and application conditions and at least one water soluble salt, preferably from 0.1 to 50 mmol per 1 000 g of water, which can be decompose... | 12/26/2006 |
| 7132472 | Intrinsically-viscous clear-lacquer slurry, method for production and use thereof A pseudoplastic clearcoat slurry comprising solid and/or highly viscous particles which are dimensionally stable under storage and application conditions and which comprise as binders methacrylate copolymers containing in copolymerized form, based on a given methacr... | 11/07/2006 |
| 7064156 | Continuous method for the production of powder paint suspensions (powder slurries) and powder paints Powder coating materials prepared by (1) mixing at least two liquid components comprising in each case at least one liquid starting product in a static mixer, to give a molecularly disperse and/or finely dispersed liquid mixture, (2) emulsi... | 06/20/2006 |
| 7012046 | Drag reducing agent slurries having alfol alcohols and processes for forming drag reducing agent slurries having alfol alcohols A composition including a polyalphaolefin and at least one alfol alcohol that function as drag reducing agent slurries and a process for the preparation of the drag reducing agent slurries are disclosed. The process includes contacting alpha olefin monomers with a c... | 03/14/2006 |
| 6946500 | Non-cryogenic process for grinding polyolefin drag reducing agents A process for producing fine particulate polymer drag reducing agent (DRA) without cryogenic temperatures, is described. The grinding or pulverizing of polymer, such as poly(alpha-olefin) may be achieved by the use of at least one solid organic grinding aid and at l... | 09/20/2005 |
| 6939902 | Drag-reducing polymer suspensions A hydrocarbon-soluble drag-reducing suspension is described, along with a process for manufacturing the drag-reducing suspension. The drag-reducing suspension is easily transportable, non-hazardous, easily handled, and provides a significant increase in drag-reducin... | 09/06/2005 |
| 6933326 | Particulate acellular tissue matrix A method of processing an acellular tissue matrix to give a particulate acellular tissue matrix includes: cutting sheets of dry acellular tissue matrix into strips; cryofracturing the dry acellular tissue matrix strips at cryogenic temperatures; separating the resul... | 08/23/2005 |
| 6894088 | Process for homogenizing polyolefin drag reducing agents A process for producing polymer drag reducing agent (DRA) slurries without cryogenic temperatures or conventional grinding is described. The homogenizing or size reduction of polymer, such as poly(alpha-olefins), may be achieved by the use of granulated polymer and ... | 05/17/2005 |
| 6890584 | Flexographic ink containing a polymer or copolymer of a 3,4-dialkoxythiophene A non-dye containing flexographic ink containing a polymer or copolymer of a 3,4-dialkoxythiophene in which the two alkoxy groups may be the same or different or together represent an optionally substituted oxy-alkylene-oxy bridge, a polyanion and a latex binder in ... | 05/10/2005 |
| 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 |
| 6632472 | Redispersable latex comprising a polythiophene A redispersible or soluble product, optionally having a solids content higher than 10% by weight, obtainable by freeze drying an aqueous dispersion of a latex comprising a polyanion and a polymer or copolymer of a substituted or unsubstituted thiophene; a... | 10/14/2003 |
| 6596832 | Polymer compositions useful as flow improvers in cold fluids A drag-reducing polymer capable of dissolving even in cold fluids is described, along with a method for manufacturing said drag-reducing polymer. The drag-reducing polymer has at least one alpha-olefin monomer with between a four and nine carbon chain len... | 07/22/2003 |
| 6576732 | Drag-reducing polymers and drag-reducing polymer suspensions and solutions A drag-reducing polymer is described, along with a method for manufacturing the drag-reducing polymer. The drag-reducing polymer is manufactured by bulk polymerizing a vinyl aromatic with an -olefin, wherein the -olefin has a carbon chain le... | 06/10/2003 |
| 6399676 | Drag-reducing polymer suspensions A hydrocarbon-soluble drag-reducing suspension is described, along with a process for manufacturing the drag-reducing suspension. The drag-reducing suspension is easily transportable, non-hazardous, easily handled, and provides a significant increase in d... | 06/04/2002 |
| 6184270 | Production of power formulations A method for producing a powder comprises the steps of: charging a vessel with a mixture of at least two solid components. At least one of the solid components comprises a polymeric resin. The vessel with charged with a fluid in which the polymeric resin,... | 02/06/2001 |
| 6162861 | Granulated powdery paint and process for producing the same The present invention provides a granulated powder coating composition prepared by granulating a starting powder coating composition having an average particle size of 10 μm or less to an average particle size suitable for powder coating; and a process f... | 12/19/2000 |
| 5854311 | Process and apparatus for the preparation of fine powders Methods and means for grinding materials to fine powders in a media mill in which the materials are ground while immersed in a liquid. In the preferred embodiments, the liquid is a gas at room temperatures and pressures, the materials are resin mixtures a... | 12/29/1998 |
| 5834548 | Process for preparing fine-particle mixtures of amphiphilic polymers and inorganic solids Finely divided mixtures of 97-10% by weight of at least one amphiphilic polymer whose softening point is above 35° C., and 3-90% by weight of at least one inorganic solid with a particle size not exceeding 500 μm are prepared by heating the two componen... | 11/10/1998 |
| 5521231 | Process for producing thermoplastic copolymer powder A process for producing a thermoplastic polymer powder which comprises adding a polymer (B) and/or an inorganic compound (C) to a coagulation slurry or a powder of a thermoplastic polymer (A) obtained from emulsion polymerization and having a glass transi... | 05/28/1996 |
| 5502161 | Method for the production of free-flowing tetrafluoroethylene polymer molding powders An improved process for preparing free flowing tetrafluoroethylene (TFE) polymer powders is disclosed in which a TFE polymer powder is (1) wetted with an aqueous solution containing a wetting agent selected from the group consisting of (a) ethylene glycol... | 03/26/1996 |
| 5470893 | Powder coating compositions Powder coating composition, prepared by process comprising the steps of providing a primary film-forming component and one or more other, different, components selected from film-forming components and non-film-forming components, each said component cons... | 11/28/1995 |
| 5430127 | Process for minimizing residual monomers Aqueous emulsions, at least 80% of which have been polymerized, are treated by a process which comprises the separate steps of: a) initially treating the emulsion with a sufficient amount of a free radical generator in an amount and for a time sufficient ... | 07/04/1995 |
| 5300540 | Preserved cellular structures A process for preserving cellular structures includes the steps of pre-treating the structures with a polymeric water solution, drying the structures and then post-treating the structures with an organic solvent, non-water-base solution. Once the structur... | 04/05/1994 |
| 5164428 | Method for the production of fine grain ice and dry clathrate water for manufacturing of concrete/mortar, a method for the production of concrete/mortar by using fine grain ice or dry clathrate water and concrete/mortar products manufactured thereby Concrete/mortar is manufactured with a small amount of water by using fine polymer particles containing frozen water. The water becomes available when the particles thaw or the particles may be used directly without freezing.... | 11/17/1992 |
| 4992528 | Light weight polymer matrix composite material A graphite fiber reinforced polymer matrix is layed up, cured, and thermally aged at about 750° F. in the presence of an inert gas. The heat treatment improves the structural integrity and alters the electrical conductivity of the materials. In the prefe... | 02/12/1991 |
| 4917834 | Method for forming homogeneous blends of particulate materials A mixture of unlike particulate solids is dispersed in liquid nitrogen to form a slurry. The slurry is then subjected to shear and impact forces of sufficient intensity and duration to break up agglomerates, to comminute at least the larger particles, and... | 04/17/1990 |
| 4898754 | Poly(amide-imide) prepreg and composite processing A method is disclosed for forming poly(amide-imide) prepregs that permits forming void-free composites having residual solvent contents of less than 0.2% by weight. Such composite have improved glass transition temperatures near those of the pure polymer.... | 02/06/1990 |
| 4877606 | Biodegradable amphipathic copolymers A pharmaceutically or veterinarily acceptable amphipathic, non-cross linked linear, branched or graft block copolymer, which has a minimum weight average molecular-weight of 1000, in which the hydrophobic component is biodegradable or hydrolytically unsta... | 10/31/1989 |
| 4866108 | Flexible epoxy adhesive blend A flexible epoxy adhesive composition comprising a mixture of a fatty acid modified epoxy resin and an oxypropylene epoxy resin in the ratio of about 1:3 to 1:1. The adhesive paste also includes a stoichiometric amount of a polyamine curing agent, 1 to 20... | 09/12/1989 |
| 4745160 | Biodegradable amphipathic copolymers A pharmaceutically or veterinarily acceptable amphipathic, non-cross linked linear, branched or graft block copolymer, which has a minimum weight average molecular-weight of 1000, in which the hydrophobic component is biodegradable or hydrolytically unsta... | 05/17/1988 |
| 4734097 | Medical material of polyvinyl alcohol and process of making Provided is a medical material comprising a molded hydrogel obtained by pouring an aqueous solution containing not less than 6 wt. % of a polyvinyl alcohol which has a degree of hydrolysis not less than 97 mole % and average polymerization degree not less... | 03/29/1988 |
| 4698378 | Procedure for the continuous production of free flowing and homogenous mixtures of plastic materials with admixtures Processes for continuous conversion of granulated PVC material and additive substances to free-flowing pre-blends mechanically intermix at room temperature granulated PVC material and additive substances in a first zone continuously transversed thereby to... | 10/06/1987 |
| 4656220 | Thermoplastic compositions based on polyphenylene ethers and polyoctenylenes, and method of manufacturing same The invention relates to thermoplastic compositions comprising mixtures of (A) 100 parts by wt. polyphenylene ethers; (B) 2-40 parts by wt. polyoctenylene; and (C) the following additives in amounts given as wt. % of the overall molding or forming composition: up t... | 04/07/1987 |
| 4647613 | Thermoplastic compositions based on polyphenylene ethers, styrene polymers, and polyoctenylenes, and methods of manufacturing same Thermoplastic compositions comprised of the following components: (A) Polyphenylene ether, in the amount of 20-90 parts by weight; (B) Styrene resins, in the amount of 5-70 parts by weight; (C) Polyoctenylenes, in the amount of 2-20 parts by weight; (D) Copolymers based... | 03/03/1987 |
| 4501828 | Dissolving water soluble polymers High molecular weight, water soluble polymers are dissolved to form liquid solutions at relatively low polymer concentrations and solid, water-plasticized composites at higher polymer concentrations by admixing finely divided polymer particles with ice pa... | 02/26/1985 |
| 4499214 | Method of rapidly dissolving polymers in water Water-soluble polymers are rapidly dissolved in water by dispersing finely divided particles of the polymer into a liquid carrier in which the polymer is insoluble to form a suspension. The suspension is then added to water in order to release the polymer... | 02/12/1985 |
| 4474905 | Freeze blending of reactive liquids and solids Chemically reactive liquids such as catalyzed monomers and prepolymers are mixed with finely divided solids to form a homogeneous blend by chilling the liquid to a temperature below its solidification point, forming it into finely divided solidly frozen p... | 10/02/1984 |
