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:
Sep. 13, 2011
Filed:
Mar. 13, 2007
Jan Eberhardt, Mannheim, DE;
Bram Willem Hoffer, Heidelberg, DE;
Frank Haese, Dietzenbach, DE;
Johann-peter Melder, Böhl-Iggelheim, DE;
Bernd Stein, Alsbach-Hähnlein, DE;
Michael Stang, Ludwigshafen, DE;
Thomas Hill, Ludwigshafen, DE;
Ekkehard Schwab, Neustadt, DE;
Jan Eberhardt, Mannheim, DE;
Bram Willem Hoffer, Heidelberg, DE;
Frank Haese, Dietzenbach, DE;
Johann-Peter Melder, Böhl-Iggelheim, DE;
Bernd Stein, Alsbach-Hähnlein, DE;
Michael Stang, Ludwigshafen, DE;
Thomas Hill, Ludwigshafen, DE;
Ekkehard Schwab, Neustadt, DE;
BASF SE, Ludwigshafen, DE;
Abstract
A process for preparing an amine by reacting an aldehyde and/or ketone with hydrogen and a nitrogen compound selected from the group of primary and secondary amines in the presence of a heterogeneous catalyst, wherein the catalyst is a coated catalyst which comprises at least one metal of group VIII of the Periodic Table of the Elements as a hydrogenating metal and additionally a promoter on an oxidic support, at least 80% of the metal of group VIII of the Periodic Table of the Elements being present in a layer between the surface of the catalyst and a penetration depth which is not more than 80% of the radius of the catalyst, calculated from the surface of the catalyst.