Anti-corrosive paint

Details Anti-corrosive paint Anti-corrosive paint

1983-05-31

1985-02-26

Kight, John

Compositions: coating or plastic

Coating or plastic compositions

Corrosion inhibiting coating composition

106 1412, 106292, 106299, 106301, 106304, 106306, 106308R, 10628734, 524121, 524123, 148 615R, 148 615Z, 252389R, C23F 1100, C04B 3102

Patent

active

045016151

ABSTRACT:
An anti-corrosive coating composition includes as an anti-corrosive pigment dispersed in a film-forming binder a salt of a polyvalent metal cation and an organic polyphosphonic acid containing at least 2 phosphonic acid groups. The ratio of polyvalent metal cations to phosphonate groups in the salt is at least 0.8
:1, where n is the valency of the polyvalent metal ion.

REFERENCES:
patent: 3431217 (1969-03-01), Hwa
patent: 3471552 (1969-10-01), Budnick
patent: 3483133 (1969-12-01), Hatch et al.
patent: 3532639 (1970-10-01), Hatch
patent: 3668094 (1972-06-01), Hatch
patent: 3893973 (1975-07-01), Rody et al.
patent: 4020091 (1977-04-01), Budnick
patent: 4133823 (1979-01-01), Joyce et al.
patent: 4137184 (1979-01-01), Bakker
patent: 4217216 (1980-08-01), Lipinski
patent: 4294808 (1981-10-01), Wasel-Nulen et al.

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