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:
Jun. 23, 2026
Filed:
Mar. 27, 2022
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Michael Klostermann, Essen, DE;
Jan Marian Von Hof, Bochum, DE;
Kai-Oliver Feldmann, Essen, DE;
Marvin Jansen, Essen, DE;
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L 79/02 (2006.01); C08J 9/12 (2006.01); C08J 9/30 (2006.01); C08K 5/09 (2006.01); C09D 175/04 (2006.01); D06N 3/00 (2006.01);
U.S. Cl.
CPC ...
C08L 79/02 (2013.01); C08J 9/12 (2013.01); C08J 9/30 (2013.01); C08K 5/09 (2013.01); C09D 175/04 (2013.01); D06N 3/0047 (2013.01); C08J 2205/04 (2013.01); C08J 2375/04 (2013.01); C08L 2201/50 (2013.01); D06N 2211/28 (2013.01);
Abstract
The use of polyamine- and/or polyalkanolamine-based carboxylic acid derivatives as additives in aqueous polymer dispersions for production of porous polymer coatings, preferably for production of porous polyurethane coatings, is described.