Process for heat treating lithographic printing plates

Details Process for heat treating lithographic printing plates Process for heat treating lithographic printing plates

1978-10-10

1980-03-04

Louie, Jr., Won H.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making printing plates

428195, 428209, 428308, G03F 702

Patent

active

041915704

ABSTRACT:
A process for producing a planographic printing plate comprising subjecting a light sensitive planographic printing plate member to a burning in wherein the light sensitive planographic printing plate member is treated with an aqueous solution of the reaction product of naphthalene, formaldehyde, and sulfuric acid prior to such burning in treatment.

REFERENCES:
patent: 2802845 (1957-08-01), Sadler
patent: 4062682 (1977-12-01), Laridon et al.
patent: 4063507 (1977-12-01), Toyama et al.
patent: 4101322 (1978-07-01), Lawson

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