Method of increasing corrosion resistance of anodized aluminum

Details Method of increasing corrosion resistance of anodized aluminum Method of increasing corrosion resistance of anodized aluminum

1975-03-18

1976-06-01

Kaplan, G. L.

Coating processes

Applying superposed diverse coating or coating a coated base

Metallic compound-containing coating

148 627, 204 35N, C25D 1118

Patent

active

039611116

ABSTRACT:
Anodized aluminum oxide coatings are sealed in hot water containing [N-methyl - N - (3-dimethylamino - propyl)-n-perfluorooctylsulfonamide] methylammonium iodide, [N-ethyl-n-perfluorooctyl - sulfonamido tridecaethyleneoxy) ethanol and/or a copolymer of 70% by weight methacrylic acid and 30% by weight ethyl acrylate.

REFERENCES:
patent: 3012917 (1961-12-01), Riou et al.
patent: 3026255 (1962-03-01), Riou et al.
patent: 3607452 (1971-09-01), Marosi
patent: 3672966 (1972-06-01), Geisler et al.
patent: 3874949 (1975-04-01), Kaneda et al.

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