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. 24, 2025
Filed:
Feb. 20, 2020
Applicants:
Covestro Intellectual Property Gmbh & Co. KG, Leverkusen, DE;
Covestro Deutschland Ag, Leverkusen, DE;
Inventors:
Dorota Greszta-Franz, Solingen, DE;
Jan Weikard, Leverkusen, DE;
Holger Mundstock, Wermelskirchen, DE;
Assignee:
COVESTRO DEUTSCHLAND AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 175/02 (2006.01); C08G 18/32 (2006.01); C08G 18/38 (2006.01); C08G 18/73 (2006.01); C08G 18/79 (2006.01); C09D 7/63 (2018.01); C09D 175/12 (2006.01);
U.S. Cl.
CPC ...
C09D 175/12 (2013.01); C08G 18/3821 (2013.01); C08G 18/73 (2013.01); C08G 18/792 (2013.01); C09D 7/63 (2018.01); C08G 18/325 (2013.01); C09D 175/02 (2013.01);
Abstract
The present invention relates to two-component clear-coat systems comprising polyaspartic esters having primary amino groups and small amounts of dialkyl fumarates, to a process for the production thereof, and to the use thereof in the production of coatings for vehicle repair applications and to substrates coated therewith.