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:
Nov. 30, 2021

Filed:

Jun. 02, 2017
Applicants:

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

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

Inventors:

Weijun Yang, Shanghai, CN;

Hu Li, Shanghai, CN;

Longlan Cui, Shanghai, CN;

Siyuan Jiang, Shanghai, CN;

Tao Wang, Shanghai, CN;

Yu Cai, Shanghai, CN;

Jia Tang, Phoenixville, PA (US);

Antony K. Van Dyk, Blue Bell, PA (US);

Assignees:

Dow Global Technologies LLC, Midland, ML;

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

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09D 163/00 (2006.01); C09D 7/65 (2018.01); C08K 3/013 (2018.01); C08G 59/22 (2006.01); C08G 59/32 (2006.01); C08G 59/50 (2006.01); C08F 212/08 (2006.01); C08F 228/02 (2006.01); C08F 230/02 (2006.01); C08F 2/18 (2006.01); C08F 2/22 (2006.01); C08F 2/38 (2006.01); C08L 33/08 (2006.01); C09D 5/08 (2006.01);
U.S. Cl.
CPC ...
C09D 163/00 (2013.01); C08F 2/18 (2013.01); C08F 2/22 (2013.01); C08F 2/38 (2013.01); C08F 212/08 (2013.01); C08F 228/02 (2013.01); C08F 230/02 (2013.01); C08G 59/22 (2013.01); C08G 59/32 (2013.01); C08G 59/50 (2013.01); C08K 3/013 (2018.01); C08L 33/08 (2013.01); C09D 5/08 (2013.01); C09D 7/65 (2018.01); C08J 2425/18 (2013.01); C08J 2433/14 (2013.01); C08J 2441/00 (2013.01); C08J 2443/02 (2013.01); C08L 2201/52 (2013.01); C08L 2201/54 (2013.01);
Abstract

A stable two-component waterborne coating composition comprising an epoxy component A comprising a waterborne epoxy resin, a polymeric dispersant, and pigments and/or extenders; and a component B comprising a curing agent; providing coatings made therefrom with improved anti-corrosion properties; and a method of preparing the coating composition.


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