Process for making lithographic printing plate

Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...

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430248, 430488, G03F 707, G03C 806, G03C 836

Patent

active

058539506

ABSTRACT:
Disclosed is a process for making a lithographic printing plate by subjecting a lithographic printing material having physical development nuclei between an aluminum support and a silver halide emulsion layer to exposure and then processing the lithographic printing material at least with a developing solution and a water washing solution in this order, which comprises performing the processing(s) with the developing solution and/or the water washing solution by using the developing solution and/or the water washing solution containing an organic compound which coagulates gelatin.

REFERENCES:
patent: 4567131 (1986-01-01), Walkiss
patent: 5273858 (1993-12-01), Coppens et al.
patent: 5635330 (1997-06-01), Coppens et al.

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