Lithographic printing plate with benzotriazoles improved in prin

Details Lithographic printing plate with benzotriazoles improved in prin Lithographic printing plate with benzotriazoles improved in prin

1987-04-07

1989-04-25

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Transfer procedure between image and image layer, image...

Diffusion transfer process, element, or identified image...

430229, 430230, 430233, 430251, 430302, G03C 554, G03F 706

Patent

active

048247600

ABSTRACT:
A lithographic printing plate made by silver complex diffusion transfer process from a lithographic printing plate material which contains a compound represented by the general formula [I] in photographic constituting layer is markedly improved in its printing endurance: ##STR1## wherein M represents hydrogen, an alkali metal or ammonium ion and R.sup.1 -R.sup.4 each represents hydrogen atom, alkyl group, alkenyl group, aralkyl group, aryl group, halogen atom, alkoxy group, hydroxyl group, amino group, carboxyl group, sulfone group, alkoxycarbonyl group, acylamide group or sulfonamide group and two of R.sup.1 -R.sup.4 may jointly form a ring.

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patent: 4361635 (1982-11-01), Kinderman et al.
patent: 4362811 (1982-12-01), Iguchi et al.
patent: 4649096 (1987-03-01), Tsubai et al.
English Summary of Japanese Kokai No. 21250/83.
English Summary of Japanese Kokai No. 5503/73.
English Summary of Japanese No. 100203/73.
Japanese Kokai No. 16507/74, English Summary of.
Japanese Patent Examined Application No. 29/23/73, English Summary of.
English Summary of Japanese Kokai No. 113238/85.

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