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:
Jan. 10, 2023
Filed:
Aug. 30, 2018
Applicant:
Perstorp Ab, Perstorp, SE;
Inventors:
Assignee:
PERSTORP AB, Perstorp, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/46 (2006.01); C08F 2/50 (2006.01); C08G 61/04 (2006.01); C08G 18/34 (2006.01); C08G 18/67 (2006.01); C08G 18/73 (2006.01); C08G 18/75 (2006.01); C08G 18/76 (2006.01); C08G 18/78 (2006.01); C08G 18/79 (2006.01);
U.S. Cl.
CPC ...
C08G 18/348 (2013.01); C08G 18/672 (2013.01); C08G 18/6755 (2013.01); C08G 18/73 (2013.01); C08G 18/755 (2013.01); C08G 18/7621 (2013.01); C08G 18/7671 (2013.01); C08G 18/7678 (2013.01); C08G 18/7831 (2013.01); C08G 18/79 (2013.01);
Abstract
Disclosed is an oligomer or polymer obtained by reacting at least one monomeric, oligomeric or polymeric isocyanate having two or more isocyanate groups with 2-hydroxy-3-butenoic acid and/or at least one alkyl ester of 2-hydroxy-3-butenoic acid. A composition comprising a said oligomer or polymer is also disclosed.