Developer for positive photolithographic articles

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making printing plates

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Details

252135, 252156, 430331, G03C 530, C11D 304, C11D 706

Patent

active

043798306

ABSTRACT:
An improved aqueous alkaline developer for imagewise-exposed positive-acting photolithographic articles comprising a basic substance wherein the improvement comprises addition of a neutral salt of an alkali metal cation to the developer.

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patent: 4196003 (1980-04-01), Watanabe

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