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:
Feb. 14, 2023
Filed:
Sep. 22, 2020
Applicant:
Milliken & Company, Spartanburg, SC (US);
Inventors:
Chunping Xie, Shanghai, CN;
Zhaolin Zhou, Singapore, SG;
Xiaodong Zhao, Shanghai, CN;
Hong Chen, Shanghai, CN;
Assignee:
Milliken & Company, Spartanburg, SC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 41/46 (2006.01); C08G 18/76 (2006.01); C08G 18/66 (2006.01); C08L 71/02 (2006.01); C08G 18/63 (2006.01); C08G 18/64 (2006.01); C08G 18/32 (2006.01); C07C 43/13 (2006.01); C08G 73/02 (2006.01);
U.S. Cl.
CPC ...
C07C 41/46 (2013.01); C07C 43/13 (2013.01); C08G 18/3275 (2013.01); C08G 18/632 (2013.01); C08G 18/6423 (2013.01); C08G 18/6688 (2013.01); C08G 18/7621 (2013.01); C08G 18/7664 (2013.01); C08L 71/02 (2013.01); C08G 73/0206 (2013.01);
Abstract
A method for producing a polyurethane polymer comprises the steps of: (a) providing a polyol composition, the polyol composition comprising (i) a polyol, (ii) a polyethylenimine compound; and (iii) a bisulfite compound, (b) providing an isocyanate compound; (c) providing a catalyst; (d) combining and reacting the polyol composition, the isocyanate compound, and the catalyst to produce a polyurethane polymer.