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. 03, 2012
Filed:
Sep. 21, 2004
Applicants:
Christina Alpert, Münster, DE;
Heinz-peter Rink, Münster, DE;
Inventors:
Christina Alpert, Münster, DE;
Heinz-Peter Rink, Münster, DE;
Assignee:
BASF Coatings GmbH, Munster, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 3/00 (2006.01); C08G 18/00 (2006.01); C08G 18/08 (2006.01); C08G 18/10 (2006.01); C08G 18/22 (2006.01); C08G 18/32 (2006.01); C08G 18/60 (2006.01); C08J 3/00 (2006.01); C08K 3/20 (2006.01); C08K 5/00 (2006.01); C08L 75/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid rheological aid comprising at least one urea derivative preparable which is the reaction product of at least one compound having at least one isocyanate group and at least one co-reactant selected horn primary and secondary monoamines and polyamines and water reacted in the presence of organobismuth catalyst, process for the preparation thereof and its use.