Printing plate precursors

Details Printing plate precursors Printing plate precursors

1990-02-22

1990-07-17

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Radiation sensitive composition or product or process of making

430281, 430961, G03C 176

Patent

active

049421115

ABSTRACT:
A printing plate precursor comprises a substrate coated with a radiation sensitive composition overcoated with a barrier layer to prevent oxygen inhibiting photopolymerization of the composition. The barrier layer comprises a polymer and an amphoteric compound.

REFERENCES:
patent: 4072527 (1978-02-01), Fan
patent: 4072528 (1978-02-01), Bratt
patent: 4362812 (1982-12-01), Minamizono et al.
patent: 4507385 (1985-03-01), Steklenski et al.
patent: 4599299 (1986-07-01), Neiss et al.
patent: 4631246 (1986-12-01), Bennett

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