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:
Apr. 30, 1996
Filed:
Jun. 04, 1993
Applicant:
Inventors:
Klaus Deller, Hainburg, DE;
Bertrand Despeyroux, Hanau, DE;
Erik Peldszus, Hasselroth, DE;
Beate Kleinwaechter, Hanau, DE;
Assignee:
Degussa Aktiengesellschaft, Frankfurt, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
502184 ; 502185 ; 502331 ; 502339 ; 502345 ;
Abstract
A modified supported noble metal catalyst is disclosed for the selective hydrogenation of aromatic halonitro compounds to form aromatic haloamines. The support consists of active carbon. The active component is platinum modified with copper. The new catalyst is distinguished by good selectivity and a high yield.