Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...
Patent
1989-08-17
1990-12-25
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Transfer procedure between image and image layer, image...
Diffusion transfer process, element, or identified image...
430222, 430223, 430224, 430243, 430213, 430559, G03C 554
Patent
active
049802658
ABSTRACT:
A color photosensitive material and a process for producing an image using such a material are disclosed. The color photosensitive material comprises a support having thereon a silver halide and a dye releasing compound represented by formula (A). ##STR1## wherein Ar and Ar', which may be the same or different, each represents an aromatic group or a heterocyclic group, Ar and Ar' may be joined together to form a ring, and R represents an aromatic group, a heterocyclic group or a sulfonyl group.
REFERENCES:
patent: 3980479 (1976-09-01), Fields et al.
patent: 4269928 (1981-05-01), Mason et al.
patent: 4339523 (1982-07-01), Psaila
Hirai Hiroyuki
Sato Kozo
Fuji Photo Film Co. , Ltd.
Schilling Richard L.
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