Plate making process with novel use of surfactant

Details Plate making process with novel use of surfactant Plate making process with novel use of surfactant

1980-02-27

1981-09-22

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making printing plates

430278, 430302, G03C 708

Patent

active

042911176

ABSTRACT:
In a plate-making process comprising the steps of (a) imagewise exposing a presensitized plate comprising an aluminum support having thereon a light-sensitive layer, (b) developing the imagewise exposed presensitized plate to remove either the exposed area or the unexposed area of the light-sensitive layer to reveal the surface of the aluminum support and (c) subjecting the developed plate to a process selected from the group consisting of (i) application of a developing ink, (ii) retouching process and (iii) gumming process, the improvement which comprises processing the developed plate with an aqueous surfactant solution directly after the step of (b).

REFERENCES:
patent: 3635709 (1972-01-01), Kobayashi
patent: 4028111 (1977-06-01), Iwasaki et al.
patent: 4139384 (1979-02-01), Iwasaki et al.
patent: 4186250 (1980-01-01), Garrett et al.
patent: 4189320 (1980-02-01), Hsieh
Translation of Japanese Unexamined Patent Publication (OPI), No. 8002/79.

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