Process for preparing photosensitive plates for printing

Details Process for preparing photosensitive plates for printing Process for preparing photosensitive plates for printing

1980-01-24

1981-09-29

Louie, Jr., Won H.

Radiation imagery chemistry: process, composition, or product th

Diazo reproduction, process, composition, or product

Composition or product which contains radiation sensitive...

430273, 430141, 430162, 430155, 430327, 430349, 430330, 430396, 430950, 430961, 430523, 430300, 430302, 430307, 430935, 427180, 427189, 427194, 427202, G03C 176

Patent

active

042923891

ABSTRACT:
There is provided a process for preparing a photosensitive plate for printing which comprises providing a heat-depositable fine powder having a constant directional size of 0.5-40.mu. onto the surface of a photosensitive plate for printing at a ratio of 0.005-0.5 g. of the said powder per m.sup.2 of the said plate to uniformly disperse and adhere the said powder onto the said surface, while preheating the right side (side on which powder adheres) and/or the reverse side of the said plate upon providing said powder or before or after providing, and subsequently contacting the right side of the said plate with a heating roll having a high releasing surface, whereby the said fine powder is fused and fixed on onto the surface of the said plate.

REFERENCES:
patent: 3687703 (1972-08-01), Ohashi et al.
patent: 4168979 (1979-09-01), Okishi et al.

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