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.

Date of Patent:
Jul. 07, 2020

Filed:

Jul. 20, 2015
Applicants:

Dow Global Technologies Llc, Midland, MI (US);

Rohm and Haas Company, Collegeville, PA (US);

Inventors:

Liqiang Fan, Shanghai, CN;

Rui Wang, Shanghai, CN;

Jianming Xu, Shanghai, CN;

Assignees:

Dow Global Technologies LLC, Midland, MI (US);

Rohm and Haas Company, Philadelphia, PA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09D 5/02 (2006.01); C08F 220/18 (2006.01); C08F 220/28 (2006.01); C09D 133/08 (2006.01); C08F 220/58 (2006.01); C09D 4/00 (2006.01); C09D 157/00 (2006.01); C08K 5/00 (2006.01); C08F 2/22 (2006.01);
U.S. Cl.
CPC ...
C09D 5/024 (2013.01); C08F 220/18 (2013.01); C08F 220/28 (2013.01); C08F 220/58 (2013.01); C08K 5/0025 (2013.01); C09D 4/00 (2013.01); C09D 133/08 (2013.01); C08F 2/22 (2013.01); C09D 157/00 (2013.01);
Abstract

The present invention provides a coating additive copolymer comprising, as copolymerized units, by dry weight based on total dry weight of the copolymer, from 20% to 60%, at least one acetoacetoxy or acetoacetamide functional ethylenically unsaturated monomer, and from 40% to 80% at least one water soluble ethylenically unsaturated monomer. It further provides a coating formulation comprising higher than 0.04% by dry weight based on total dry weight of the coating formulation, the acetoacetoxy or acetoacetamide functional ethylenically unsaturated monomer.


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