Positive working photoresist composition containing naphthoquino

Details Positive working photoresist composition containing naphthoquino Positive working photoresist composition containing naphthoquino

1994-04-13

1995-07-04

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Diazo reproduction, process, composition, or product

Composition or product which contains radiation sensitive...

430165, 430193, 534557, G03F 7023

Patent

active

054299055

ABSTRACT:
The present invention relates to a positive-working photoresist composition comprising at least one of the 1,2-naphthoquinonediazido-5- sulfonic acid ester of a polyhydroxy compound represented by formula (1) and the 1,2-naphthoquinonediazido-4-sulfonic acid ester of a polyhydroxy compound represented by formula (1): ##STR1## wherein R represents a hydrogen atom, a hydroxy group, a halogen atom, a nitro group, an alkyl group having from 1 to 6 carbon atoms, an aryl group, or an alkenyl group; and R.sub.1 to R.sub.15, which may be the same or different, each represents a hydrogen atom, a hydroxy group, a halogen atom, an alkyl group having from 1 to 6 carbon atoms, an alkoxy group, or a substituted or unsubstituted cycloalkyl group, with the proviso that at least one of R.sub.1 to R.sub.15 is a substituted or unsubstituted cycloalkyl group.

REFERENCES:
patent: 5290658 (1994-03-01), Uenishi et al.

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