Patents by Inventor Toshiya Yasukawa

Toshiya Yasukawa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • PALLADIUM-CONTAINING CATALYST, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING ALPHA, BETA-UNSATURATED CARBOXYLIC ACID
    Publication number: 20090023952
    Abstract: Disclosed is a palladium-containing catalyst which enables to produce an ?,?-unsaturated carboxylic acid in high selectivity from an olefin or an ?,?-unsaturated aldehyde. Also disclosed are a method for producing such a catalyst and a method for producing an ?,?-unsaturated carboxylic acid using such a catalyst. Specifically disclosed is a palladium-containing catalyst containing 0.001 to 0.25 mole of antimony element to 1 mole of palladium element or a palladium-containing catalyst containing palladium element which composes a metal, tellurium element, and bismuth element.
    Type: Application
    Filed: February 17, 2006
    Publication date: January 22, 2009
    Applicant: Mitsubishi Rayon co., Ltd.
    Inventors: Toshiya Yasukawa, Toshiki Matsui, Ken Ooyachi, Yoshiyuki Himeno, Wataru Ninomiya