Process and composition for sealing anodized aluminum surfaces

Details Process and composition for sealing anodized aluminum surfaces Process and composition for sealing anodized aluminum surfaces

1993-11-10

1995-05-02

Niebling, John

Metal treatment

Process of modifying or maintaining internal physical...

Processes of coating utilizing a reactive composition which...

205203, 205204, 148276, C25D 1118

Patent

active

054116074

ABSTRACT:
This invention relates to a process and composition for sealing anodically oxidized aluminum surfaces, the composition having an effective amount of a source of alkali metal ions especially lithium ions. The process of the invention involves contacting an anodically oxidized aluminum surface with the aqueous sealing solution of the invention.

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patent: 4549910 (1985-10-01), Barba
patent: 4786336 (1988-11-01), Schoener et al.
patent: 4939001 (1990-06-01), Brodalla et al.
patent: 4988396 (1991-01-01), Bibber
patent: 5192374 (1993-03-01), Kindler

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