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:
Jan. 23, 2018
Filed:
Dec. 10, 2014
Basf SE, Ludwigshafen, DE;
Andreas Weickgenannt, Mannheim, DE;
Bernd Bastian Schaack, Bensheim, DE;
Barbara Wucher, Laudenbach, DE;
Alexander Panchenko, Ludwigshafen, DE;
Frank Hettche, Weinheim, DE;
Martin Bock, Ludwigshafen, DE;
Aik Meam Tan, Speyer, DE;
Kirsten Dahmen, Bad Duerkheim, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention relates to a process for hydrogenating 4,4'-methylenedianiline and/or polymeric MDA with hydrogen in the presence of a catalyst comprising ruthenium on a zirconium oxide support material, and also to the use of a catalyst comprising ruthenium on a zirconium oxide support material for hydrogenating 4,4′-methylenedianiline and/or polymeric MDA.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile