Method for preparing an aluminium foil for use as a support in l

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430204, 4302781, 101459, 101465, 148272, 148276, 148285, G03C 828, G03F 707, B41N 100

Patent

active

056459726

ABSTRACT:
The present invention provides a method for preparing an aluminum foil comprising the steps of roughening and anodizing an aluminum foil, posttreating said roughened and anodized aluminum foil with an aqueous bicarbonate solution and subsequently rinsing said posttreated foil with water characterized in that the temperature of said water ranges from 30.degree. C. to 55.degree. C.

REFERENCES:
patent: 3424500 (1969-01-01), Wainer
patent: 3615437 (1971-10-01), Richardson et al.
patent: 3720164 (1973-03-01), Casson, Jr.
patent: 4116695 (1978-09-01), Mori et al.

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