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:
Feb. 08, 2022
Filed:
Mar. 13, 2019
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Wolfgang Gaschler, Ludwigshafen, DE;
Sebastian Enck, Jakarta, ID;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 220/14 (2006.01); C08F 2/22 (2006.01); C08K 11/00 (2006.01); C09D 133/12 (2006.01);
U.S. Cl.
CPC ...
C08F 220/14 (2013.01); C08F 2/22 (2013.01); C08K 11/00 (2013.01); C09D 133/12 (2013.01);
Abstract
A process for preparing an aqueous polymer dispersion, the process including forming a copolymer A from at least one α,β-monoethylenically unsaturated Cto Cmonocarboxylic acid (monomers A1) and at least one other monoethylenically unsaturated compound (monomers A2); reacting the copolymer A with a metal compound M in an aqueous medium; and conducting free-radical polymerization of at least one ethylenically unsaturated compound (monomer P) in the presence of the copolymer A in an aqueous medium.