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:
Oct. 06, 1998
Filed:
Aug. 01, 1995
Applicant:
Inventors:
Tadatoshi Honda, Kanagawa-ken, JP;
Hiroshi Ohe, Kanagawa-ken, JP;
Shinichiro Ichikawa, Kanagawa-ken, JP;
Hisaharu Kuboyama, Kanagawa-ken, JP;
Satoru Miyazoe, Kanagawa-ken, JP;
Assignee:
Mitsui Chemicals, Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; B01J / ;
U.S. Cl.
CPC ...
564127 ; 502300 ; 502317 ; 502318 ;
Abstract
A copper catalyst obtained by reducing a precursor containing copper and aluminum and not containing substantially malachite and aluminum hydroxide permits preparation of amides with a high productivity and in a high selectivity by the hydration of nitrites.