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:
Sep. 05, 2017
Filed:
Oct. 07, 2014
Applicant:
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/25 (2006.01); C07C 51/215 (2006.01); C07C 51/235 (2006.01); B01J 31/36 (2006.01); B01J 37/08 (2006.01); B01J 23/00 (2006.01); B01J 23/888 (2006.01); B01J 35/10 (2006.01); B01J 37/00 (2006.01); B01J 27/199 (2006.01); B01J 27/24 (2006.01);
U.S. Cl.
CPC ...
C07C 51/252 (2013.01); B01J 23/002 (2013.01); B01J 23/8885 (2013.01); B01J 27/199 (2013.01); B01J 27/24 (2013.01); B01J 31/36 (2013.01); B01J 35/1009 (2013.01); B01J 35/1014 (2013.01); B01J 35/1038 (2013.01); B01J 35/1042 (2013.01); B01J 37/0036 (2013.01); B01J 37/0045 (2013.01); B01J 37/088 (2013.01); C07C 51/215 (2013.01); C07C 51/235 (2013.01); B01J 2523/00 (2013.01);
Abstract
The present invention relates to a method for producing an unsaturated carboxylic acid using a catalyst having both a high catalytic performance and a high mechanical strength, and in the method, a supported catalyst obtained by feeding a liquid binder component and a catalytic active component containing molybdenum and vanadium and/or a precursor thereof into a rolling granulator and conducting granulation at a relative centrifugal acceleration of 0.5 G or more and 30 G or less is used.