Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...
Patent
1985-03-18
1987-09-15
Louie, Won H.
Radiation imagery chemistry: process, composition, or product th
Transfer procedure between image and image layer, image...
Diffusion transfer process, element, or identified image...
430230, 430234, 430564, 430415, 430416, 430955, 430251, G03C 554, G03C 106
Patent
active
046939555
ABSTRACT:
Disclosed is a light-sensitive photographic element for negative type lithographic printing plates high in sensitivity and contrast which comprises a support having thereon a light-sensitive silver halide, a metal salt particle having substantially no light-sensitivity, a compound which reacts with an oxidized developing agent produced by development to release a compond which acts as a solvent or a solution physical development accelerator for said metal salt particle and physical development nuclei.
REFERENCES:
patent: 3685991 (1972-08-01), Grasshoff et al.
patent: 4199355 (1980-04-01), Hinshaw et al.
patent: 4247617 (1981-01-01), Debruyn et al.
patent: 4297430 (1981-10-01), Kanada et al.
patent: 4299908 (1981-10-01), Ito et al.
patent: 4499181 (1985-02-01), Watanabe et al.
Abstract of Japan, 150849/82, Kokai.
Futaki Kiyoshi
Torizuka Koichi
Louie Won H.
Mitsubishi Paper Mills Ltd.
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