Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...
Patent
1996-11-29
1999-11-02
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...
430218, 430226, 430380, 430467, 430483, 430484, 430566, G03C 840, G03C 820, G03C 7413
Patent
active
059767561
ABSTRACT:
A diffusion transfer silver halide photographic material containing a color developing agent represented by the following formula (I) in a hydrophilic colloid layer provided on a support: ##STR1## wherein C.sub..alpha. represents a carbon atom; Z represents a carbamoyl group, an acyl group, an alkoxycarbonyl group, or an aryloxycarbonyl group; and Q represents an atomic group for forming a unsaturated ring together with C.sub..alpha., whereby a color diffusion transfer silver halide photographic material containing a novel color developing agent from which a diffusible dye can be formed is provided.
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Katsumata Taiji
Nakamura Koki
Taguchi Toshiki
Takeuchi Kiyoshi
Fuji Photo Film Co. , Ltd.
Schilling Richard L.
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