Patent · US Active

Waterborne epoxy coating composition

US11186743B2 · kind B2 · utility

0Cited by

4References

12Claims

0Family size

Assignees

DOW GLOBAL TECHNOLOGIES LLC · US
Rohm and Haas Company · US

Inventors

Weijun Yang · Shanghai, CN
Hu Li · Shanghai, CN
Longlan Cui · Shanghai, CN
Siyuan Jiang · Shanghai, CN
Tao Wang · Beijing, CN
Yu Cai · Beijing, CN
Jia Tang · Tangxia, CN
Antony K. Van Dyk · Blue Bell, US

Key dates

Filing date	Jun 2, 2017
Grant date	Nov 30, 2021
Priority date	—
Expiry date	Jan 1, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2201/54
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.