Lithographic printing plate having dual photosensitive layering

Details Lithographic printing plate having dual photosensitive layering Lithographic printing plate having dual photosensitive layering

1979-07-20

1980-11-11

Downey, Mary F.

Radiation imagery chemistry: process, composition, or product th

Diazo reproduction, process, composition, or product

Composition or product which contains radiation sensitive...

430273, 430278, 430302, 430502, G03C 152, G03C 176, G03C 168

Patent

active

042333903

ABSTRACT:
A method for preparing aluminum based lithographic printing plates which comprises treating at least one surface of an aluminum base sheet with lithographically suitable, photosensitive, preferably water-soluble, diazo composition and then applying to said surface a lithographically suitable photopolymerizable composition to yield the desired photosensitive lithographic printing plate of improved characteristics.

REFERENCES:
patent: 3178283 (1965-04-01), Millard et al.
patent: 3203802 (1965-08-01), Burg
patent: 3395014 (1968-07-01), Cohen
patent: 3462267 (1969-08-01), Giangualano et al.
patent: 3586507 (1971-06-01), Burnett
patent: 3622331 (1971-11-01), Da
patent: 3652272 (1972-03-01), Thomas
patent: 3808004 (1974-04-01), Thomas
patent: 3879204 (1975-04-01), Gervay
patent: 3905815 (1975-09-01), Bonham
patent: 4058443 (1977-11-01), Murata et al.

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