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:
Mar. 21, 2023
Filed:
Feb. 25, 2019
Applicant:
Covestro Intellectual Property Gmbh & Co. KG, Leverkusen, DE;
Inventors:
Jan Weikard, Leverkusen, DE;
Holger Mundstock, Wermelskirchen, DE;
Dagmar Huertgen, Leverkusen, DE;
Goenuel-Hava Yelkaya, Leverkusen, DE;
Marc Schreiber, Leverkusen, DE;
Assignee:
Covestro Deutschland AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/50 (2006.01); B01J 8/00 (2006.01); C08G 18/22 (2006.01); C08G 18/24 (2006.01); C08G 18/62 (2006.01); C08G 18/79 (2006.01);
U.S. Cl.
CPC ...
C08G 18/5045 (2013.01); B01J 8/001 (2013.01); B01J 8/004 (2013.01); C08G 18/222 (2013.01); C08G 18/227 (2013.01); C08G 18/246 (2013.01); C08G 18/6225 (2013.01); C08G 18/792 (2013.01); B01J 2208/0053 (2013.01); B01J 2208/00823 (2013.01); B01J 2208/00902 (2013.01);
Abstract
A process for preparing a polyurethane polymer comprises the step of: