Silver halide color photographic material
AssigneeFuji Photo Film Co., Ltd.
InventorsMasakazu Morigaki, Yasuhiro Yoshioka, Nobuo Seto
Life of this patent
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Abstract
A silver halide color photographic material comprises a support having thereon at least one silver halide emulsion layer. At least one layer of silver halide emulsion layer contains at least one pyrrolotriazole cyan coupler of formula (I) or (II) and at least one lipophilic compound selected from the group consisting of phenol compounds of formula (A), sulfur peroxide compounds of formula (B) and amide compounds of formula (C): ##STR1## wherein the substituents are as defined in the specification.
Claims18
A silver halide color photographic material comprising a support having thereon at least one silver halide emulsion layer, wherein the at least one silver halide emulsion layer contains at least one cyan coupler represented by the following general formula (I) or (II) and at least one lipophilic compound represented by the following general formula (A), (B) or (C):
- ##STR58## wherein Za represents --C(R.sub.3).dbd. and Zb is --N.dbd.;
- R.sub.1 and R.sub.2 each represents an electron attractive group having a Hammett's substituent constant .sigma..sub.p value of at least 0.20 and the sum of .sigma..sub.p values of R.sub.1 and R.sub.2 is at least 0.65;
- R.sub.3 represents a hydrogen atom or a substituent group;
- X represents a hydrogen atom or a group which can be eliminated by a coupling reaction with an oxidant of an aromatic primary amine color developing agent;
- optionally R.sub.1, R.sub.2, R.sub.3 or X may be a bivalent group which forms a dimer or a polymer through said bivalent group or a homopolymer or a copolymer thereof through a high-molecular weight chain;
- ##STR59## wherein R.sub.a1, R.sub.a2, R.sub.a3, R.sub.a4 and R.sub.a5 may be the same or different and each represents a hydrogen atom, an aliphatic group, an aromatic group, a heterocyclic group, --X.sub.a --R.sub.a0, an aliphatic oxycarbonyl group, an aromatic oxycarbonyl group, a halogen atom, an acyl group, a sulfonyl group, a carbamoyl group, a sulfamoyl group, a cyano group, a nitro group, a sulfo group or a carboxyl group;
- X.sub.a represents --O--, --S--, or --N(R.sub.a01)--;
- R.sub.a01 represents an aliphatic group, an aromatic group, a heterocyclic group, --Si(R.sub.a6)(R.sub.a7)(R.sub.a8), --CO(R.sub.a9), or --SO.sub.2 (R.sub.a10);
- R.sub.a0 represents a hydrogen atom or R.sub.a01 ;
- R.sub.a6, R.sub.a7 and R.sub.a8 may be the same or different and each represents an aliphatic group, an aromatic group, an aliphatic oxy group or an aromatic oxy group;
- R.sub.a9 and R.sub.a10 each represents an aliphatic group, an aromatic group, an aliphatic amino group or an aromatic amino group;
- n represents 0 or 1;
- groups located at the ortho-position to each other among R.sub.a1 to R.sub.a5 may combine together to form a five-membered to eight-membered ring or R.sub.a0 and R.sub.a1 may combine together to form a five-membered to eight-membered ring;
- ##STR60## wherein R.sub.b1 and R.sub.b2 may be the same or different and each represents an aliphatic group, a heterocyclic group, an unsubstituted aromatic group or an aromatic group substituted by an aliphatic group, an aromatic group, a heterocyclic group, an aliphatic oxycarbonyl group, an aromatic oxycarbonyl group, a halogen atom, an acyl group, a sulfonyl group, a carbamoyl group, a sulfamoyl group, a cyano group, a nitro group, a sulfo group, a carboxyl group or --SR.sub.b0 ;
- R.sub.b0 represents an aliphatic group, an aromatic group or a heterocyclic group;
- m represents an integer of 0 to 2;
- or R.sub.b1 and R.sub.b2 may combine together to form a five-membered or eight-membered ring, and ##STR61## wherein R.sub.c1 and R.sub.c2 may be the same or different and each represents an aliphatic group or a heterocyclic group;
- R.sub.c3 represents a hydrogen atom, --CO(R.sub.c4), --SO.sub.2 (R.sub.c5), --SO(R.sub.c5), an oxy radical, --Y--R.sub.c0 or R.sub.c1 ;
- R.sub.c4 and R.sub.c5 may be the same or different and each represents an aliphatic group, an aromatic group, an aliphatic amino group or an aromatic amino group;
- Y represents --O-- or --N(R.sub.c01)--;
- R.sub.c0 represents a hydrogen atom, --CO(R.sub.c6), SO.sub.2 (R.sub.c7) or R.sub.c1 ;
- R.sub.c01 represents --CO(R.sub.c8), --SO.sub.2 (R.sub.c9), an aromatic group or R.sub.c1 ;
- R.sub.c6, R.sub.c7, R.sub.c8 and R.sub.c9 may be the same or different and each represents an aliphatic oxy group, an aromatic oxy group or R.sub.c4 ;
- at least two of the groups represented by R.sub.c1 to R.sub.c3 may combine together to form a five-membered to eight-membered ring, and R.sub.c0 and R.sub.c01 may combine together to form a five-membered to eight-membered ring.
Dependencies are inferred from the claim text.