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| Number | Title | Issue Date |
| 8178618 | Process for production of a modified acetalated polyvinyl alcohol The invention relates to a method for modifying acetalated polyvinyl alcohols comprising reacting a melt acetalated polyvinyl alcohols with epoxides. The invention also relates to uses of the resultant modifying acetalated polyvinyl alcohols, including uses in ceram... | 05/15/2012 |
| 7932321 | Fabrication method of a basic polymer electrolyte film of blended polyvinyl alcohol and quaternary amine The present invention discloses a fabrication method of a basic polymer electrolyte film of blended polyvinyl alcohol and quaternary amine, wherein hydrophilic polyvinyl alcohol and quaternary amine are separately dissolved in a polar organic solvent, and then, the ... | 04/26/2011 |
| 7834090 | Rubber composition and vibration damper using the rubber composition A torsional vibration damper or other vibration damping device with a rubber vibration absorbing element. The rubber element is a peroxide-cured composition based on 100 parts of ethylene-alpha-olefin elastomer, and 5 to 100 parts of polyvinyl butyral polymer which ... | 11/16/2010 |
| 7807749 | Polymer-aldehyde binding system for manufacture of wood products A formaldehyde-free curable aqueous composition containing a hydroxy-containing polymer, a multi-functional crosslinking agent, and, optionally, a catalyst. The composition is used as a binder for lignocellulosic materials such as plywood, fiber particleboard, mediu... | 10/05/2010 |
| 7803872 | Halogen-resistant composition A water-soluble, halogen-resistant film-forming composition useful for packaging water treatment products is disclosed. The film can include an acid-stable, water-soluble polyvinyl alcohol polymer, an oxidizable organic material, a chelating agent, a free radical sc... | 09/28/2010 |
| 7776962 | Less shear-thinning polyvinyl acetals Low shear-thinning polyvinyl acetals having a solution viscosity in 30% strength by weight solution in methyl ethyl ketone which changes by not more than 10% in a shear rate range from 1 to 100 s−1. The preparation of the low shear-thinning polyvinyl ac... | 08/17/2010 |
| 7745534 | Process for the production of ceramic green films with acetalized polyvinyl alcohols Acetalized polyvinyl alcohols having a high residual polyvinyl acetate content are suitable as use as dispersing agents in the production of ceramic green films. ... | 06/29/2010 |
| 7714065 | Polymeric structures comprising a hydrophile/lipophile system Hydroxyl polymer-containing compositions, especially hydroxyl polymer-containing compositions that can be processed into polymeric structures, especially polymeric structures in the form of fibers are provided. ... | 05/11/2010 |
| 7674854 | Process for producing polyvinyl acetal resin, polyvinyl butyral resin, and process for producing esterified polyvinyl alcohol resin It is an object of the present invention to provide a method of producing a polyvinyl acetal resin by which a polyvinyl acetal resin having a high acetalization degree can be produced even in a solid catalyst system, a polyvinyl butyral resin produced by the above-m... | 03/09/2010 |
| 7528192 | Crosslinked polyvinyl acetals The invention relates to a method for producing crosslinked polyvinyl acetals, according to which a vinyl alcohol copolymer is reacted with at least one polyaldehyde and is partly esterified. ... | 05/05/2009 |
| 7511096 | Crosslinked polyvinyl acetals The invention relates to methods for producing crosslinked polyvinyl acetals, according to which a polyvinyl alcohol (A1) containing carboxyl groups is crosslinked by (i) reacting the polymer (A1) with at least one polyaldehyde of formula R9(CHO)n | 03/31/2009 |
| 7432331 | Hydrolytically stable maleimide-terminated polymers The present invention is directed to hydrolytically stabilized maleimide-functionalized water soluble polymers and to methods for making and utilizing such polymers and their precursors. ... | 10/07/2008 |
| 7432330 | Hydrolytically stable maleimide-terminated polymers The present invention is directed to hydrolytically stabilized maleimide-functionalized water soluble polymers and to methods for making and utilizing such polymers and their precursors. ... | 10/07/2008 |
| 7385005 | Polyvinylacetal resin and process for producing the same A polyvinylacetal resin powder with a low metal content, being excellent in transparency, moisture resistance and electrical insulating properties and having a large specific surface area, and a process for its production, are presented. A polyvinylacetal resin powd... | 06/10/2008 |
| 7358304 | High-molecular, crosslinked polyvinyl butyrals, method for the production and use thereof The invention relates to high-molecular, crosslinked polyvinyl butyrals, obtainable by (self-) crosslinking polyvinyl butyrals that contain coacetalated, acid-functionalized aldehydes. The invention also relates to a method for producing the same and to the use ther... | 04/15/2008 |
| 7351765 | Method for producing polyvinylacetals Polyvinyl acetals are obtained in a cost-effective and environmentally advantageous manner by employing as at least a portion of the aqueous acetalization medium, the mother liquor from a previous acetalization reaction. ... | 04/01/2008 |
| 7345126 | Production method of hydroxyl-containing polymer The present invention provides a production method of a hydroxyl-containing polymer including: protecting a hydroxyl group of a hydroxyl-containing monomer with a protecting group to make the monomer a protected monomer with decreased hydrophilicity; adding the prot... | 03/18/2008 |
| 7328733 | Inner tube compositions having improved heat resistance characteristics Halogenated isobutylene-co-alkylstyrene polymer, preferably halogenated isobutylene-co-methylstyrene polymer, even more preferably brominated isobutylene-co-paramethylstyrene polymer (BIMS), blends thereof, and blends with a second rubber, show improved heat resista... | 02/12/2008 |
| 7312275 | Cross-linked polyvinyl acetals The invention relates to a cross-linked polyvinyl acetal which is characterized in that it can be obtained from at least one polyvinylacetal (1) which is obtained by reacting at least one polymer (A), which contains a) 1,0 to 99.9 wt. % structural units of formula (... | 12/25/2007 |
| 7288593 | Enhanced oxygen barrier performance from modification of ethylene vinyl alcohol copolymers (EVOH) Herein is disclosed a modified ethylene vinyl alcohol polymer (EVOH) comprising an oxygen scavenging functional group. Preferably, the modified EVOH comprises structures IV, V, and VI: wherein x is an integer great... | 10/30/2007 |
| 7285594 | Process for the aqueous plasticization of polyvinyl acetal resins An improved aqueous slurry composition for the plasticizing of polyvinyl acetal resins whereby salts, acids and/or bases are used to enhance absorption rates of the plasticizer into the resin, and a process therewith for the production of plasticized polyvinyl aceta... | 10/23/2007 |
| 7282237 | Method for surface modification, a novel support matrix and the use of the matrix A method for hydrophilization and/or surface area enlargement of a porous base matrix comprising on its inner and/or outer surfaces a polymer (P′) carrying nucleophilic groups X′. The method is characterized in (a) ethoxylating... | 10/16/2007 |
| 7279505 | Radiation-curable prepolymers The present invention provides a radiation-curable prepolymer. The radiation-curable prepolymer of the invention is prepared by reacting an isocyanate-capped polyurethane with an ethylenically unsaturated amine or an ethylenically unsaturated monohydroxy compound or... | 10/09/2007 |
| 7276364 | Nucleic acids encoding endotheliases, endotheliases and uses thereof Provided herein are endotheliases and portions, particularly, the protease domains, and nucleic acids that encode the endotheliases. The endotheliases are transmembrane proteases expressed in endothelial cells. The nucleic acids and encoded proteins and protease dom... | 10/02/2007 |
| 7271217 | Phytoprotein synthetic fibre and method of manufacture thereof This invention relates to a phytoprotein synthetic fiber and the method for the manufacture thereof. This synthetic fiber is composed of phytoprotein and polyvinyl alcohol, the phytoprotein comprising A parts of the two components, where A is equal to or greater tha... | 09/18/2007 |
| 7255904 | Polyvinyl alcohol resin composition and multilayer packages The present invention provides a resin composition having an oxygen scavenging function. The resin composition comprises 70 to 99.9 wt % of a polyvinyl alcohol resin (A) and 0.1 to 30 wt % of a thermoplastic resin (B) other than the polyvinyl alcohol resin (A), wher... | 08/14/2007 |
| 7253229 | Polymer-bonded functional agents Polymer-bonded functional agents are each obtained by reacting a functional agent containing reactive groups with a polymer containing groups reactive with the reactive groups of the functional agent. The functional agent comprises at least one functional agent sele... | 08/07/2007 |
| 7252853 | Protective coating and method of using such coating A vehicle masking material and method of use. The masking material in one embodiment includes polyvinyl alcohol, ethyl alcohol, glycerine or triethylene glycol, a surfactant, and water. The masking material is applied to a surface which is to be protected from paint... | 08/07/2007 |
| 7251075 | Polarizers coated with optically functional layers An optical stack includes an intrinsic polarizer, such as a K-type or thin KE polarizer sheet. Optically functional coatings are disposed on one or both of the surfaces of the intrinsic polarizer. The optically functional coatings include a hardcoat, a transflector ... | 07/31/2007 |
| 7235111 | Polycondensates as dyeing promoters for hydrophobic polymer articles A process for dyeing or printing an article comprising a hydrophobic polymer, wherein the hydrophobic polymer is brought into contact with a condensation polymer obtained by condensation of at least one poly-hydroxyl-mono-carboxylic acid, prior to or simultaneously ... | 06/26/2007 |
| 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 |
| 7229612 | Compositions for eliminating human and animal excrement smells and a method for use therein The present invention related to compositions (deodorizing or not) for human and animal excrement, especially pest and livestock, comprised of acidic agents and water soluble polymers, wherein the acidic agents are base neutralizers for the ammonia and indolic amine... | 06/12/2007 |
| 7226649 | Laser weldable flexible medical tubings, films and assemblies thereof The present invention provides a tubing assembly having a sidewall having a first layer. The first layer is fabricated from a first polymer blend comprising a first component of a material not thermally responsive to laser beam and selected from the group consisting... | 06/05/2007 |
| 7226972 | Process for cross-linking hyaluronic acid to polymers The present invention provides a process for the production of hyaluronic acid (HA) derivatives cross-linked with another polymer, in particular multiple e.g. double cross-linked hyaluronic acid derivatives. The invention also provides novel cross-linked derivatives... | 06/05/2007 |
| 7217769 | Medical device with plasma cross-linked hydrophilic coating A medical device with a hydrophilic and lubricious coating, wherein the coating includes a hydrophilic polymeric unit layer deposited on the medical device and cross-linked with a plasma deposited double bond monomer. The hydrophilic polymeric unit can include ethyl... | 05/15/2007 |
| 7214754 | Polymerizable polyol (allyl carbonate) compositions A polymerizable composition is described, which composition comprises a major amount of a polyol(allyl carbonate) monomer, e.g., diethylene glycol bis(allyl carbonate) monomer, and a minor amount of a radically polymerizable second monomer represented by the general... | 05/08/2007 |
| 7214433 | Laminated structures with superior impact resistance and process for making same The present invention is a laminate article comprising at least three layers of plasticized polyvinylbutyral (PVB) sheet, wherein at least one layer of the laminate is a stiff PVB sheet and at least two layers are soft PVB sheets. A laminate article of the present i... | 05/08/2007 |
| 7195777 | Method and apparatus for blowmoding capsules of polyvinylalcohol and blowmolded polyvinylalcohol capsules A capsule is formed from a PVA composition by blow moulding. Such capsules can at last provide a viable alternative to gelatin for bio-degradeable capsule containing a pharmaceutical or consumable or other substance, for example a detergent. The capsules may contain... | 03/27/2007 |
| 7192729 | Methods for assaying homocysteine The present invention relates to compositions and methods for assaying homocysteine (Hcy) and thus related moieties, e.g., S-adenosylhomocysteine (SAH) or adenosine. More particularly, assay methods that employ, mutant SAH hydrolase having binding affinity for Hcy, ... | 03/20/2007 |
| 7192907 | High performance water-based drilling mud and method of use A water based drilling fluid for use in drilling a subterranean well through a subterranean formation that swells in the presence of water, the drilling fluid is formulated to include: an aqueous based continuous phase; a weigh material; a shale encapsulator and an ... | 03/20/2007 |
