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. 07, 2026
Filed:
Jun. 25, 2021
Applicant:
Covestro Deutschland Ag, Leverkusen, DE;
Inventors:
Jan Weikard, Leverkusen, DE;
Yvonne Reimann, Frechen, DE;
Florian Golling, Dortmund, DE;
Frank Richter, Leverkusen, DE;
Michael Glawe, Solingen, DE;
Richard Meisenheimer, Cologne, DE;
Holger Mundstock, Wermelskirchen, DE;
Dirk Achten, Leverkusen, DE;
Assignee:
Covestro Deutschland AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 45/14 (2006.01); B29C 37/00 (2006.01); B29C 45/00 (2006.01); B29K 75/00 (2006.01);
U.S. Cl.
CPC ...
B29C 45/14336 (2013.01); B29C 37/0028 (2013.01); B29C 45/0001 (2013.01); B29C 45/0053 (2013.01); B29C 45/14 (2013.01); B29C 45/1418 (2013.01); B29C 2045/0079 (2013.01); B29C 2045/14286 (2013.01); B29K 2075/00 (2013.01);
Abstract
The present invention relates to the use of polyisocyanate compositions and trimerization catalysts for production of coatings by reaction injection molding. The present disclosure also describes the coatings obtained by the use. The correspondingly coated workpieces are also described in this disclosure. A method for coating workpieces by reaction injection molding is also described herein.