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. 05, 2006
Filed:
Nov. 11, 2002
Applicants:
Pia Baum, Frankenthal, DE;
Christine Mueller, Ludwigshafen, DE;
Anke Oswald, Boehl-Iggelheim, DE;
Birgit Potthoff-karl, Ludwigshafen, DE;
Inventors:
Pia Baum, Frankenthal, DE;
Christine Mueller, Ludwigshafen, DE;
Anke Oswald, Boehl-Iggelheim, DE;
Birgit Potthoff-Karl, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/37 (2006.01);
U.S. Cl.
CPC ...
Abstract
Graft polymer, comprising (A) a polymer graft skeleton with no mono-ethylenic unsaturated units and (B) polymer sidechains formed from co-polymers of two different mono-ethylenic unsaturated monomers (B1) and (B2), each comprising a nitrogen-containing heterocycle, whereby the proportion of the sidechains (B) amounts to more than 55 wt. % of the total polymer.