Presensitized plate for lithography

Details Presensitized plate for lithography Presensitized plate for lithography

1988-11-16

1990-12-11

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430302, 430591, 430592, 430945, G03C 112, G03C 116

Patent

active

049770764

ABSTRACT:
A presensitized plate from which a lithographic printing plate is to be prepared, comprising a support having provided thereon a non-silver light-sensitive layer comprising an O-quinonediazide compound and a silver halide light-sensitive layer in this order, said silver halide light-sensitive layer containing a specific sensitizing dye. The presensitized plate is specifically high in sensitivity to a light of the wavelength in the range of 480 nm to 520 nm, and therefore it can be handled even under the lighter safe light.

REFERENCES:
patent: 4160669 (1979-07-01), Habu et al.
patent: 4299912 (1981-11-01), Shiba et al.
patent: 4332889 (1982-06-01), Siga et al.
patent: 4469785 (1984-09-01), Tanaka et al.
patent: 4581329 (1986-04-01), Sugimoto et al.

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