Featured patents

Production Method of Polyhydroxyimide and Positive Photosensitive Resin Composition Containing Polyhydroxyimide Obtained by the Production Method
US 08796393 B2, Aug. 5, 2014, Mixed with silicon containing reactant or polymer derived from, Kazuya Ebara / Nissan Chemical Industries, Ltd. (Tokyo, JP)
A production method of a polyhydroxyimide, comprising:…

Polymer Blend Comprising Fluorinated Block Copolyester
US 08785568 B2, July 22, 2014, Mixed with polycarboxylic acid or derivative and polyhydroxy reactant or polymer thereof, Elizabeth Forrester McCord et al. / E I du Pont de Nemours and Company (Wilmington, US)
A polymer blend comprising a poly(alkylene arylate) and 0.1 to 10 weight percent…

Process for Brominating Butadiene Polymers Using Ester Solvent Mixtures
US 08779066 B2, July 15, 2014, Halogen containing chemical treating agent, David B. Gorman / Dow Global Technologies LLC (Midland, US)
A process comprising brominating a butadiene polymer by contacting the butadiene…

Terminal-Modified Difunctional Sulfur-Containing Polymers, Compositions Thereof and Methods of Use
US 08765880 B2, July 1, 2014, Solid polymer derived from aldehyde or aldehyde-type reactant containing atoms other than C, H, or O and wherein when hexamethylenetetramine or derivative is a reactant, there is additionally present a reactant containing atoms other than C, H, or O, Renhe Lin et al. / PRC DeSoto International, Inc. (Sylmar, US)
A terminal-modified sulfur-containing polymer having the structure of Formula…

Plastics Moulding Compositions, and Mouldings and Production Processes
US 08759450 B2, June 24, 2014, Heterocyclic reactant contains at least two hetero atoms in the same ring and at least one of which is nitrogen, Klaus Schultes et al. / Evonik Röhm GmbH (Darmstadt, DE)
A plastics molding composition, comprising:…

Integrated Process for Producing Polyvinyl Alcohol or a Copolymer Thereof and Ethanol
US 08703868 B2, April 22, 2014, Processes only of preparing polyvinyl alcohol, Mark O. Scates / Celanese International Corporation (Dallas, US)
A process for producing ethanol and a polymer or copolymer of vinyl alcohol,…

Biodegradable Multi-Block Co-Polymers
US 08674032 B2, March 18, 2014, Solid polymer derived from carboxylic acid cyclic ester, e.g., lactone, etc., Rob Steendam et al. / Innocore Technologies B.V. (Groningen, NL)
A medical implant composed of a biodegradable multi block copolymer, comprising…

Polyethersulfone Compositions With High Heat and Good Impact Resistance
US 08623971 B2, Jan. 7, 2014, Solid polymer derived from alkali metal sulfide and halogenated aromatic reactant, e.g., polyarylene sulfide, etc., Daniel Steiger et al. / Sabic Innovative Plastics IP B.V. NL
A polyethersulfone having Tg greater than about 225° C. and a notched Izod value…

Extrusion Blow Molded Articles
US 08604138 B2, Dec. 10, 2013, Solid polymer derived from polyhydroxy reactant and polycarboxylic acid or derivative reactant; or derived from di- or higher ester of a polycarboxylic acid as sole reactant, Daniel Christopher Cobb et al. / Eastman Chemical Company (Kingsport, US)
An extrusion blow molded article comprising at least one polyester…

Low Temperature Curable Adhesive Compositions
US 08552119 B2, Oct. 8, 2013, Ethylenic reactant contains a metal atom, Quentin Lewis Hibben / Simpson Strong-Tie Company, Inc. (Pleasanton, US)
A method for manufacturing an adhesive composition, comprising:…

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