Method of rendering aluminum base metal resistant to water stain

Details Method of rendering aluminum base metal resistant to water stain Method of rendering aluminum base metal resistant to water stain

1988-05-05

1989-07-11

Silverberg, Sam

Stock material or miscellaneous articles

Composite

Of metal

106 1421, 106 1439, 106 1405, 148251, 148273, 148275, C23C 2240

Patent

active

048468983

ABSTRACT:
A method of rendering an aluminum base metal surface resistant to water staining is provided which comprises providing an aluminum base metal surface and applying a stain resistant coating to the aluminum base metal surface, with the stain resistant coating containing a water soluble molybdate salt and water soluble nitrite compound in an amount sufficient to render the aluminum base metal surface resistant to water staining. An aluminum base metal article of manufacture which is resistant to water staining is also provided.

REFERENCES:
patent: 3945899 (1976-03-01), Nikaido
patent: 4298657 (1981-11-01), Orellion
patent: 4756772 (1988-07-01), Gazapo

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