Featured patents

Processes for the Production of Acrylic Acids and Acrylates
US 08729299 B2, May 20, 2014, Unsaturated, Josefina Chapman et al. / Celanese International Corporation (Dallas, US)
A process for producing an acrylate product, the process comprising the steps of:…

Method for Producing Optically Active Cyclopropane Carboxylic Acid Ester Compound, Asymmetric Copper Complex, and Optically Active Salicylideneaminoalcohol Compound
US 08680328 B2, March 25, 2014, Cyclopropyl, Kouji Yoshikawa et al. / Sumitomo Chemical Company, Limited (Tokyo, JP)
A process for producing an optically active cyclopropanecarboxylic acid ester…

Liquid Lactic Acid Composition and Method for Preparation Thereof
US 08664435 B2, March 4, 2014, Purification or recovery per se, Jan Van Breugel / Purac Biochem B.V. (Gorinchem, NL)
A method to prepare a liquid lactic acid composition that has a total acid…

Biphenyl Acetate, Preparation and Uses Thereof
US 08653298 B2, Feb. 18, 2014, Oxy, Wenzhan Chen et al. / Shijiazhuang Yiling Pharmaceutical Co., Ltd. (Shijiazhuang, Hebei Province, CN)
A method of providing anti-inflammatory, analgesic and antipyretic effect…

Dihydronaphthalene and Naphthalene Derivatives as N-Formyl Peptide Receptor Like-1 (FPRL-1) Receptor Modulators
US 08653299 B2, Feb. 18, 2014, Plural rings with nitrogen bonded directly to at least one ring, Thong Vu et al. / Allergan, Inc. (Irvine, US)
A compound having Formula I or a pharmaceutically acceptable salt thereof,…

Method for Producing (Meth) Acrylic Acid
US 08604238 B2, Dec. 10, 2013, Unsaturated, Masaharu Oba / Nippon Shokubai Co. Ltd. JP
A method for producing (meth)acrylic acid comprising:…

Process for Production of (Meth) Acrylic Acid
US 08530699 B2, Sept. 10, 2013, Purification or recovery per se, Koji Ueno et al. / Nippon Shokubai Co., Ltd. (Osaka, JP)
A process for production of (meth)acrylic acid, comprising the steps of:…

Fluorine-Containing Compound, Fluorine-Containing Polymer, Negative-Type Resist Composition, and Patterning Process Using Same
US 08513457 B2, Aug. 20, 2013, Alicyclic acids having an element other than oxygen, carbon, or hydrogen, Satoru Narizuka et al. / Central Glass Company, Limited (Ube-shi, JP)
A fluorine-containing unsaturated carboxylic acid selected from the group…

Superabsorbent Polymers and Methods of Making the Same
US 08481784 B2, July 9, 2013, Purification or recovery per se, Gunther Bub et al. / Evonik Degussa GmbH (Essen, DE)
A process for the preparation of a superabsorbent polymer comprising the steps…

Method of Purifying Lactic Acid by Crystallization
US 08471062 B2, June 25, 2013, Purification or recovery per se, Pierre-Antoine Mariage et al. / Galactic S.A. (Escanaffles, BE)
Method for purifying lactic acid, in order to obtain crystals having a specific…

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