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. 15, 2014
Filed:
May. 26, 2011
Thomas Schaub, Neustadt, DE;
Boris Buschhaus, Mannheim, DE;
Johann-peter Melder, Böhl-Iggelheim, DE;
Rocco Paciello, Bad Dürkheim, DE;
Stephan Hüffer, München, DE;
Helmut Witteler, Wachenheim, DE;
Thomas Schaub, Neustadt, DE;
Boris Buschhaus, Mannheim, DE;
Johann-Peter Melder, Böhl-Iggelheim, DE;
Rocco Paciello, Bad Dürkheim, DE;
Stephan Hüffer, München, DE;
Helmut Witteler, Wachenheim, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The invention relates to a process for the preparation of polyalkylenepolyamines by catalyzed alcohol amination, in which (i) aliphatic aminoalcohols are reacted with one another or (ii) aliphatic diamines or polyamines are reacted with aliphatic diols or polyols with the elimination of water in the presence of a catalyst.