Compositions: coating or plastic – Coating or plastic compositions – Corrosion inhibiting coating composition
Patent
1979-06-04
1980-09-30
Hayes, Lorenzo B.
Compositions: coating or plastic
Coating or plastic compositions
Corrosion inhibiting coating composition
106 1421, 106 1445, 148 617, 148 624, 148 627, 148 315, 252 794, 252387, 252389A, 428470, C09D 508, C23F 700
Patent
active
042253500
ABSTRACT:
Improved color, brightness and corrosion resistance are imparted to metal surfaces such as zinc plated surfaces, by treatment with a non-toxic solution comprised of sulfuric acid, hydrogen peroxide, a silicate and at least one cationic triarylmethane dye. Certain organophosphorus compound additives further enhance the corrosion resistance.
REFERENCES:
patent: 3663441 (1972-05-01), Gulla
patent: 3668131 (1972-06-01), Banush et al.
patent: 4158592 (1979-06-01), Readio et al.
Allan John L. H.
Bengali Ajay M.
Readio Philip D.
Zuendt Richard F.
Beck Harold R.
Brennan Bryant W.
Dart Industries Inc.
Hayes Lorenzo B.
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