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. 20, 2007
Filed:
Oct. 07, 2004
Applicants:
Peter Lehner, Ratingen, DE;
Thomas Turek, Düsseldorf, DE;
Matthias Brandt, Wuppertal, DE;
Susanne Buchholz, Köln, DE;
Inventors:
Peter Lehner, Ratingen, DE;
Thomas Turek, Düsseldorf, DE;
Matthias Brandt, Wuppertal, DE;
Susanne Buchholz, Köln, DE;
Assignee:
Bayer MaterialScience AG, Leverkusen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 209/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention describes a process for the production of aromatic amines by the catalytic hydrogenation of aromatic nitro compounds, with the process being characterized by at least one catalytic hydrogenation step and the catalyst consists at least of a monolithic support and a catalytically active coating.