Surface treating agent for aluminum line pattern substrate

Details Surface treating agent for aluminum line pattern substrate Surface treating agent for aluminum line pattern substrate

1991-05-23

1992-12-29

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106162, 156625, 156665, 252 791, 127 29, L23F 136

Patent

active

051748169

ABSTRACT:
A surface treating agent for an aluminum line pattern substrate is disclosed, comprising an aqueous solution containing 0.01 to 15% by weight of quaternary ammonium hydroxide represented by the general formula: ##STR1## wherein R is an alkyl group having 1 to 3 carbon atoms, or a hydroxy-substituted alkyl group having 1 to 3 carbon atoms, and R.sup.1, R.sup.2 and R.sup.3 are independently an alkyl group having 1 to 3 carbon atoms, and 0.1 to 20% by weight of sugar or sugar alcohol. This agent can inhibit the after-corrosion of aluminum effectively.

REFERENCES:
patent: 3715250 (1973-02-01), Altman et al.
patent: 4339340 (1982-07-01), Muraoka et al.
patent: 4888090 (1989-12-01), Sheetz
Extended Abstracts, vol. 84, No. 2, Oct. 1989, pp. 500-501, P. C. Chang et al., "A Process to Prevent Corrosion After Reactive Ion Etch of Aluminum on TiW".

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