Radiation imagery chemistry: process – composition – or product th – Color imaging process – Using identified radiation sensitive composition in the...
Patent
1978-09-26
1980-05-20
Brown, J. Travis
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Using identified radiation sensitive composition in the...
430376, 430380, 430470, 430505, G03C 700, G03C 140
Patent
active
042037689
ABSTRACT:
A silver halide color photographic material comprising a photographic silver halide emulsion containing a yellow dye-forming coupler represented by the following general formula (I) or (II): ##STR1## wherein R.sub.1 represents an alkyl group or an aryl group; R.sub.2 represents a chlorine atom or a lower alkoxy group having 1 to 4 carbon atoms; R.sub.3 and R.sub.4, which may be the same or different, each represents an alkyl group having 1 to 22 carbon atom, a phenoxyalkyl group having 7 to 32 carbon atoms, a monocyclic aralkyl group or a phenyl group, a phenyl group which is substituted with an alkoxy group, an alkyl group, an acyl group, or an alkoxycarbonyl group; and X is selected from the group consisting of groups represented by the following general formulae (III) to (V): ##STR2## wherein Z.sub.1 represents the non-metallic atoms necessary to form together with the ##STR3## moiety a 5-membered ring or a 6-membered ring, ##STR4## wherein Z.sub.2 represents the non-metallic atoms necessary to form together with the ##STR5## moiety an unsaturated 5-membered ring or an unsaturated 6-membered ring, or ##STR6## wherein Z.sub.3 represents the non-metallic atoms necessary to form together with ##STR7## an imidazole ring, a triazole ring or a tetrazole ring.
REFERENCES:
patent: 3933501 (1976-01-01), Cameron et al.
patent: 3960570 (1976-06-01), Oishi et al.
patent: 3990896 (1976-11-01), Arai et al.
patent: 4022620 (1977-05-01), Okumura et al.
patent: 4095983 (1978-06-01), Wolff et al.
patent: 4106942 (1978-08-01), Tanaka et al.
Inouye Kozo
Naito Hideki
Brown J. Travis
Fuji Photo Film Co. , Ltd.
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