Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1990-09-18
1991-11-19
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430556, 430557, 430548, G03C 736
Patent
active
050665766
ABSTRACT:
A silver halide color photographic material comprising a support having thereon at least one sensitive silver halide emulsion layer, wherein the emulsion layer contains a coupler represented by the following general formula (I) ##STR1## wherein X represents a non-metallic atomic group required for forming a heterocyclic ring together with a residue of the formula ##STR2## Y represents a group which is eliminated by coupling and has substantially no photographic effect and Z represents an electron attractive group (a substituent group having a value of at least 0.2 in terms of Hammett's .sigma.m substituent constant).
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Ichijima Seiji
Ishii Yoshio
Mihayashi Keiji
Ogawa Akira
Saito Naoki
Fuji Photo Film Co. , Ltd.
Schilling Richard L.
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