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:
Apr. 07, 2015
Filed:
Oct. 29, 2010
Applicant:
Shingo Takada, Wakayama, JP;
Inventor:
Shingo Takada, Wakayama, JP;
Assignee:
KAO Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 1/20 (2006.01); B01J 35/00 (2006.01); B01J 21/04 (2006.01); B01J 27/18 (2006.01); C07C 1/24 (2006.01); C10G 3/00 (2006.01);
U.S. Cl.
CPC ...
B01J 35/002 (2013.01); B01J 21/04 (2013.01); B01J 27/18 (2013.01); C07C 1/24 (2013.01); C07C 2521/04 (2013.01); C07C 2529/83 (2013.01); C10G 3/44 (2013.01); C10G 2400/22 (2013.01);
Abstract
The present invention relates to a process for producing an olefin, including the step of subjecting an aliphatic primary alcohol having 12 to 24 carbon atoms to liquid phase dehydration reaction in the presence of a solid acid catalyst, wherein among a total acid content of the solid acid catalyst as measured by an ammonia temperature-programmed desorption (NH-TPD) method, an acid content of the solid acid catalyst as calculated from an amount of ammonia desorbed at a temperature not higher than 300° C. in the method is 70% or larger of the total acid content.