The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 03, 2012
Filed:
Dec. 10, 2010
Toshiya Yasukawa, Hiroshima, JP;
Toshiki Matsui, Hiroshima, JP;
Ken Ooyachi, Hiroshima, JP;
Yoshiyuki Himeno, Hiroshima, JP;
Wataru Ninomiya, Hiroshima, JP;
Toshiya Yasukawa, Hiroshima, JP;
Toshiki Matsui, Hiroshima, JP;
Ken Ooyachi, Hiroshima, JP;
Yoshiyuki Himeno, Hiroshima, JP;
Wataru Ninomiya, Hiroshima, JP;
Mitsubishi Rayon Co., Ltd., Tokyo, JP;
Abstract
Disclosed is a palladium-containing catalyst which enables to produce an α,β-unsaturated carboxylic acid in high selectivity from an olefin or an α,β-unsaturated aldehyde. Also disclosed are a method for producing such a catalyst and a method for producing an α,β-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.