Patent · US Expired

Water-borne coating composition

US4939189A · kind A · utility

7Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 11, 1989
Grant dateJul 3, 1990
Priority date
Expiry dateJul 11, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D7/45
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a water-borne coating composition having improved pigment dispersibility. The water-borne coating composition comprises a pigment and a water dispersible or water soluble resin, wherein said pigment is preliminary ground with crosslinked resin particles having ionic groups on the surface.

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