Photosensitive lithographic printing plate with hydrophilic subl

Details Photosensitive lithographic printing plate with hydrophilic subl Photosensitive lithographic printing plate with hydrophilic subl

1978-11-21

1980-11-04

Kimlin, Edward C.

Radiation imagery chemistry: process, composition, or product th

Diazo reproduction, process, composition, or product

Composition or product which contains radiation sensitive...

101456, 101457, 101462, 101465, 430155, 430302, 430531, G03C 152, G03F 702

Patent

active

042321050

ABSTRACT:
A photosensitive lithographic printing plate having an excellent printing durability, which comprises a supporting layer, a hydrophilic layer formed on the supporting layer, a photosensitive layer formed on the hydrophilic layer surface and, optionally, a water-proof layer located between the supporting layer and the hydrophilic layer, the photosensitive layer being composed of a photosensitive diazo resin modified by a phenol compound and a water-soluble acrylic polymer compound, and the hydrophilic layer being composed of a resinous component comprising 5 to 40% by weight of a urea compound resin and 60 to 95% by weight of a polyamide resin, and a pigment component.

REFERENCES:
patent: 3265504 (1966-08-01), Lednard et al.
patent: 3374094 (1968-03-01), Wainer et al.
patent: 3669668 (1972-06-01), Watkinson et al.
patent: 3733200 (1973-05-01), Takaishi et al.
patent: 4049746 (1977-09-01), Muzyczko et al.

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