Silver halide color photographic material

Details Silver halide color photographic material Silver halide color photographic material

1992-03-04

1994-08-09

Wright, Lee C.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430556, 430557, 430558, G03C 736

Patent

active

053365917

ABSTRACT:
A silver halide color photographic material comprising a support having thereon at least one blue-sensitive silver halide emulsion layer, wherein said blue-sensitive silver halide emulsion layer contains at least one yellow dye forming coupler represented by the following general formula (1) or (2), and at least one yellow dye forming coupler represented by the following general formula (F): ##STR1## wherein X.sub.1 and X.sub.2 each represents an alkyl group, an aryl group or a heterocyclic group; X.sub.3 represents an organic residue which forms a nitrogen-containing heterocyclic group together with >N--; Y represents an aryl group or a heterocyclic group; and Z represents a group which is capable of being released when the coupler of general formula (1) or (2) reacts with an oxidation product of a developing agent; ##STR2## wherein R.sub.20 represents a tertiary alkyl group; R.sub.21 represents a hydrogen atom, a halogen atom, an alkoxy group, an aryloxy group, an alkyl group or a dialkylamino group; R.sub.22 represents a substituent group capable of being attached to the benzene ring; Z represents a hydrogen atom or a releasing group which is capable of being released by the coupling reaction with an oxidation product of an aromatic primary amine developing agent; and k represents an integer of 0 to 4, and when k is 2 or greater, two or more R.sub.22 groups may be the same or different.

REFERENCES:
patent: 4149886 (1979-04-01), Tanaka et al.
patent: 4579816 (1986-04-01), Ohlschlager et al.
patent: 5006452 (1991-04-01), Bucci
patent: 5070003 (1991-12-01), Naruse et al.
patent: 5213958 (1993-05-01), Motoki et al.

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