C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
117/202, 400/502
C08J 3/02 (2006.01) C08K 3/20 (2006.01) C09D 133/06 (2006.01) C09D 133/12 (2006.01) C08L 33/02 (2006.01)
Patent
CA 1311869
ABSTRACT OF THE DISCLOSURE A waterborne pigmented liquid coating composition and method of making and using same which is substantially devoid of any surfactant dispersing and/or emulsifying agents thereby substantially eliminating flash-rusting upon application to ferrous substrates and improved resistance to deterioration on exposure to high moisture environments. The coating composition contains as its essential constituents one or a combination or mixture of substantially uniformly dispersed pigment particles, a film forming constituent comprising a mixture of substantially uniformly dispersed acrylic hydrosol particles and an aqueous soluble salt of a dispersant resin having acid functionality, and a liquid constituent comprising a mixture of water and organic solvents, the organic solvents functioning as coalescing agents for the film forming constituents.
546214
Cowles Richard A.
Georgalas Nick
Shah Shailesh C.
Basf Corporation
Macrae & Co.
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