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:
Nov. 15, 2022
Filed:
Dec. 25, 2017
Applicants:
Dow Global Technologies Llc, Midland, MI (US);
Rohm and Haas Company, Collegeville, PA (US);
Inventors:
Longlan Cui, Shanghai, CN;
Rui Wang, Shanghai, CN;
Siyuan Jiang, Shanghai, CN;
Wei Gao, Fort Washington, PA (US);
Assignees:
Dow Global Technologies LLC, Midland, ML;
Rohm and Haas Company, Collegeville, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 265/00 (2006.01); C08F 265/02 (2006.01); C08F 236/20 (2006.01); C08F 220/06 (2006.01); C08F 216/12 (2006.01); C08F 22/02 (2006.01); C08F 222/02 (2006.01); C08F 2/22 (2006.01); C08F 2/38 (2006.01); C08L 33/08 (2006.01); C09D 7/43 (2018.01); C08F 220/18 (2006.01); C08F 2/00 (2006.01); C09D 133/08 (2006.01); C09D 7/44 (2018.01); C08F 220/28 (2006.01); C08F 222/10 (2006.01); C08K 5/19 (2006.01); C08L 5/00 (2006.01); C08L 29/04 (2006.01); C08L 71/02 (2006.01); C08L 75/08 (2006.01); C09D 5/02 (2006.01);
U.S. Cl.
CPC ...
C08L 33/08 (2013.01); C08F 2/001 (2013.01); C08F 2/22 (2013.01); C08F 2/38 (2013.01); C08F 220/06 (2013.01); C08F 220/1802 (2020.02); C08F 220/1805 (2020.02); C08F 220/1806 (2020.02); C08F 220/286 (2020.02); C08F 222/102 (2020.02); C08F 236/20 (2013.01); C08K 5/19 (2013.01); C08L 5/00 (2013.01); C08L 29/04 (2013.01); C08L 71/02 (2013.01); C08L 75/08 (2013.01); C09D 5/024 (2013.01); C09D 7/43 (2018.01); C09D 7/44 (2018.01); C09D 133/08 (2013.01); C08F 2800/20 (2013.01); C08L 2201/54 (2013.01); C08L 2203/16 (2013.01); C08L 2205/025 (2013.01);
Abstract
An aqueous dispersion of a hydrophobically-modified alkali-soluble multistage polymer useful as a thickener affording high thickening efficiency and an aqueous coating composition comprising such aqueous dispersion showing good stability after heat aging without compromising stability upon addition of colorants.