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. 21, 2025
Filed:
Jul. 02, 2019
Applicant:
Basf SE, Carl-Bosch-Strasse, DE;
Inventors:
Stephan Hueffer, Ludwigshafen, DE;
Roland Ettl, Ludwigshafen, DE;
Ruediger Lukas, Ludwigshafen, DE;
Andrea Schiller, Ludwigshafen, DE;
Frank Dietsche, Ludwigshafen, DE;
Juergen Detering, Ludwigshafen, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 11/00 (2005.12); C08J 3/00 (2005.12); C08K 5/19 (2005.12); C08L 39/06 (2005.12); C11D 1/62 (2005.12); C11D 3/00 (2005.12); C11D 3/37 (2005.12); C11D 17/00 (2005.12);
U.S. Cl.
CPC ...
C08L 39/06 (2012.12); C08J 3/005 (2012.12); C08K 5/19 (2012.12); C11D 1/62 (2012.12); C11D 3/0021 (2012.12); C11D 3/3776 (2012.12); C11D 17/0008 (2012.12); C11D 2111/12 (2023.12);
Abstract
Described herein are aqueous mixtures including water, 1-vinylimidazole-containing polymer(s) (P) and quaternary ammonium salts (QA). Also described herein are methods of production and use of same.