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:
Aug. 21, 2007
Filed:
Sep. 09, 2004
Applicants:
Michio Terasaka, Wakayama, JP;
Tetsuaki Fukushima, Wakayama, JP;
Inventors:
Michio Terasaka, Wakayama, JP;
Tetsuaki Fukushima, Wakayama, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 253/00 (2006.01); C07C 63/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
An aliphatic nitrile is prepared by a process of reacting an aliphatic carboxylic acid, an aliphatic dicarboxylic acid or an alkyl ester thereof, wherein the alkyl group has 1 to 5 carbon atoms, with ammonia in the presence of a catalyst of titanium oxide supported on solid silica.