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:
Dec. 10, 2024
Filed:
Nov. 09, 2020
Applicant:
Basf Coatings Gmbh, Münster, DE;
Inventors:
Christian Gerhard Schaefer, Shanghai, CN;
Shengzhong Zhou, Shanghai, CN;
Stefan Hirsemann, Shanghai, CN;
Wen Mei Liu, Shanghai, CN;
Assignee:
BASF COATINGS GMBH, Muenster, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/80 (2006.01); C08G 18/16 (2006.01); C08G 18/67 (2006.01); C08G 18/73 (2006.01); C08G 18/79 (2006.01); C09D 175/06 (2006.01);
U.S. Cl.
CPC ...
C08G 18/8093 (2013.01); C08G 18/168 (2013.01); C08G 18/672 (2013.01); C08G 18/73 (2013.01); C08G 18/792 (2013.01); C08G 18/807 (2013.01); C09D 175/06 (2013.01); C08G 2150/00 (2013.01);
Abstract
Described herein is a blocked polyisocyanate crosslinking agent obtained from reactions of components including a). at least one polyisocyanate selected from the group consisting of aliphatic polyisocyanate, cycloaliphatic polyisocyanate and polyisocyanate-functional polymer and b). at least one beta-diketone. Also described herein is a method of preparing a blocked polyisocyanate crosslinking agent as well as coating compositions including the blocked polyisocyanate crosslinking agent.