Etching solution for etching of photopolymeric films

Details Etching solution for etching of photopolymeric films Etching solution for etching of photopolymeric films

1982-09-20

1983-10-11

Powell, William A.

Compositions

Etching or brightening compositions

156655, 156668, 156905, 252 795, 430306, 430310, C09K 1302

Patent

active

044091150

ABSTRACT:
Etching solution for dot etching photopolymerized materials which comprises an organic polymeric binder having alkali soluble groups, monomer and photoinitiator, the material having an optical density in the actinic region of at least 1.0, wherein a water-soluble salt of a water-insoluble polymeric polycarboxylic acid whose acid strength is the same or less than that of the binder is present as the etching agent.

REFERENCES:
patent: 4173673 (1979-11-01), Bratt et al.

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