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. 10, 1993
Filed:
Feb. 18, 1992
Applicant:
Inventors:
Assignee:
Engelhard De Meern B.V, Strijkviertel, NL;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564490 ; 564415 ; 564458 ; 564491 ;
Abstract
This invention relates to a process for preparing secondary alkylamine by selective hydrogenation of alkylnitrile using a nickel-containing catalyst which contains copper as promoter, said catalyst having a selectivity, as herein defined, of not more than 8.