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:
Jul. 17, 2001
Filed:
Sep. 22, 2000
Applicant:
Inventors:
Isao Fukada, Mobara, JP;
Seiichi Ishii, Ichihara, JP;
Hiroharu Kageyama, Mobara, JP;
Hiroki Mizutani, Tokyo, JP;
Assignee:
Mitsui Chemicals, Inc., , JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
C07C / ;
Abstract
Disclosed is a process for producing norbornane dimethylene amines wherein norbornane dicarbonitriles are hydrogenated by using a Raney cobalt catalyst containing manganese etc. in the presence of water in an amount of 0.1 to 1.5 moles per mole of the norbornane dicarbonitriles.