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:
Mar. 12, 1996
Filed:
Apr. 19, 1995
Applicant:
Inventors:
Gregor Deckers, Xanten, DE;
Dieter Frohning, Wesel, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564493 ; 502328 ; 564415 ;
Abstract
A process for the preparation of amines by catalytic hydrogenation of nitriles in the presence of a nickel-containing support catalyst. The support catalyst contains Mg and Ni in coprecipitated form and in a molar ratio of 0.0075 to 0.075:1. There is 17 to 60 g of a water-insoluble support per mol of nickel, and 65% to 97% of the BET total surface area of the support catalyst is formed by pores having a radius r.sub.p .ltoreq.2.5 nm.