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:
Sep. 23, 2025
Filed:
Aug. 22, 2019
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Xiangyang Tai, Shanghai, CN;
Qing Zhu, Shanghai, CN;
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/32 (2006.01); C08G 18/08 (2006.01); C08G 18/12 (2006.01); C08G 18/24 (2006.01); C08G 18/48 (2006.01); C08G 18/75 (2006.01); C08G 18/76 (2006.01); C08L 75/08 (2006.01);
U.S. Cl.
CPC ...
C08L 75/08 (2013.01); C08G 18/0866 (2013.01); C08G 18/12 (2013.01); C08G 18/24 (2013.01); C08G 18/3246 (2013.01); C08G 18/4804 (2013.01); C08G 18/4833 (2013.01); C08G 18/755 (2013.01); C08G 18/7671 (2013.01); C08L 2201/50 (2013.01);
Abstract
A waterborne polyurethane dispersion is provided. The waterborne polyurethane dispersion is prepared in the presence of a chain extender N-aminoethylpiperazine (AEP) and exhibits good modulus while retaining limited solubility.