Silver halide color photographic light-sensitive material

Claim 2

A silver halide color photographic light-sensitive material comprising a support having thereon a silver halide emulsion layer and a compound represented by the following general formula (I): wherein COUP represents a coupler residue capable of being subjected to a coupling reaction with an oxidation product of an aromatic primary amine developing agent; TIME represents a timing group which is released upon the coupling reaction and subsequently releases Z represents a monocyclic or condensed heterocyclic ring consisting of a nitrogen atom and a carbon atom; L represents a divalent linking group; R represents a hydrogen atom or an alkoxycarbonyl group; R 2 represents a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an acyl group, a sulfonyl group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, a thioacyl group or a thiocarbamoyl group; R 3 represents a hydrogen atom; R 2 and R 3 may be bonded each other to form a hydrazone structure; a part of L and R may be bonded each other to form a hydrazone structure; and n represents 0 or 1.

Claim 3

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the hydrazone structure formed with a part of L and R 1 is a group of the formula wherein R 4 represents a hydrogen atom, an alkyl group or an aryl group and L' represents a divalent linking group.

Claim 4

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the coupler residue is a residue of a cyan color-forming coupler selected from the group consisting of phenol couplers and naphthol couplers.

Claim 5

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the coupler residue is a residue of a magenta color-forming coupler selected from the group consisting of 5-pyrazolone couplers, pyrazolobenzimidazole couplers, pyrazolotriazole couplers, cyanoacetylcoumarone couplers, - open chain acylacetonitrile couplers and indazolone couplers.

Claim 6

- 5. A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the coupler residue is a residue of a yellow color-forming coupler selected from the group consisting of benzoylacetanilide couplers, pivaloylacetanilide couplers and malondianilide couplers.

Claim 7

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the coupler residue is a residue of a non-color-forming coupler selected from the group consisting of indanones, cyclopentanones, diesters of malonic acid, imidazolinones, oxazolinones and thiazolinones.

Claim 8

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the coupler residue is a residue represented by the following general formula (II), (III), (IV), (V) , (VI), (VII), (VIII), (IX) or (X): wherein R 5 represents an acylamido group, an anilino group or a ureido group; and R 6 represents a phenyl group which may be substituted with one or more substituents selected from a halogen atom, an alkyl group, an alkoxy group or a cyano group, wherein R 7 represents a halogen atom, an acylamido group, or an aliphatic group; and a represents an integer of 1 to 4, . wherein R 7 has the same meaning as defined above; R 8 and R 9 each represents an aliphatic group, an aromatic group, a carbamoyl group or a heterocyclic group, either of R 8 and R 9 may be a hydrogen atom; and b represents 0 or an integer of 1 to 3, wherein R 7 , R 8 and R 9 each has the same meaning as defined above; and c represents 0 or an integer of 1 to 5, wherein R 10 represents a tertiary alkyl group or an aromatic group; R 11 represents a hydrogen atom, a halogen atom or an alkoxy group; and R 12 represents an acylamido group, an aliphatic group, an alkoxycarbonyl group, a sulfamoyl group, a carbamoyl group, an alkoxy group, a halogen atom or a sulfonamido gorup, wherein R 11 and R 12 each has the same meaning as defined above, wherein R 13 represents an aliphatic group, an alkoxy group, a mercapto group, an alkylthio group, an acylamido group, an alkoxycarbonyl group, a sulfonamido group, a carbamoyl group, a sulfamoyl group, an alkoxysulfonyl group, an aryloxysulfonyl group, an acyl group, a diacylamino group, an alkylsulfonyl group or an arylsulfonyl group; and R 14 represents a hydrogen atom, a halogen atom, an alkoxy group, an acyl group, a nitro group, an alkylsulfonyl group or an arylsulfonyl group; or the group represented by general formula (VIII) above may be in the form of an enol ester thereof, wherein R 15 represents-an aliphatic group or an aromatic group; and V represents an oxygen atom, a sulfur atom or a nitrogen atom, wherein R 16 and R 17 each represents a group selected from or wherein R 18 , R 19 and R 20 each represents a hydrogen atom, an aliphatic group, an aromatic group or a heterocyclic group; and W represents a non-metallic atomic group necessary to form a 5-membered or 6-membered ring together with the nitrogen atom; or R 16 and R 17 in combination may form a 5-membered or 6-membered ring together with a non-metallic atomic group necessary.

Claim 9

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the timing group is selected from a group which is released from COUP upon the coupling reaction and subsequently releases the group of upon an intramolecular displacement reaction, a group which releases the group of upon an electron transfer reaction via a conjugated system, and a group of coupling component capable of releasing the group of upon the coupling reaction with the oxidation product of an aromatic primary amine developing agent.

Claim 10

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the heterocyclic ring represented by Z is a 5-membered or 6-membered ring.

Claim 11

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the heterocyclic ring represented by Z is selected from pyrrole, imidazole, pyrazole, triazole, tetrazole, benzimidazole, benzopyrazole, indole, imidazoline, pyrazoline, pyridine, pyrimidine, pyrazine, pyridazine, triazine, imidazotetrazole, pyrazolotriazole, tetra- azaindene and pentaazaindene.

Claim 12

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the divalent group represented by L is selected from an alkylene group, an alkenylene group, a phenylene group, a naphthylene group, -O-, - S-, -SO-, -SO 2 -, -N=N-, a carbonyl group, an amido group, a thioamido group, a sulfonamido group, a ureido group, a thioureido group, and a heterocyclic group.

Claim 13

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein an amount of the compound of the general formula (I) is from 10 -7 to 10% by mole of the total amount of couplers present in the material.

Claim 14

A silver halide color photographic light-sensitive material as claimed in Claim 12, wherein an amount of the compound of the general formula (I) is from 10. -6 to 10 -1 % by mole of the total amount of couplers present in the material.

Claim 15

A silver halide color photographic light-sensitive material as claimed in Claim 1, wherein the silver halide emulsion layer contains the compound of the general formula (I).

Claim 16

A silver halide color photographic light-sensitive material as claimed in Claim 14, wherein the silver halide emulsion layer further contains a color forming coupler.

Claim 17

A multilayer color photographic light-sensitive material comprising a support having thereon at least one blue-sensitive silver halide emulsion layer containing a yellow color forming coupler, at least one green-sensitive silver halide emulsion layer containing a magenta color forming coupler and at least one red-sensitive silver halide emulsion layer containing a cyan color forming coupler wherein at least one of the silver halide emulsion layers contains a compound represented by the following general formula (I): wherein COUP represents a coupler residue capable of being subjected to a coupling reaction with an oxidation product of an aromatic primary amine developing agent; TIME represents a timing group which is released upon the coupling reaction and subsequently releases Z represents a monocyclic or condensed heterocyclic ring consisting of a nitrogen atom and a carbon atom; L represents a divalent linking group; R 1 represents a hydrogen atom or an alkoxycarbonyl group; R 2 represents a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an acyl group, a sulfonyl group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, a thioacyl group or a thiocarbamoyl group; R 3 represents a hydrogen atom; R 2 and R 3 may be bonded each other to form a hydrazone structure; a part of L and R 1 may be bonded each other to form a hydrazone structure; and n represents 0 or 1.

Claim 18

A multilayer color photographic light-sensitive material comprising a support having thereon at least one blue-sensitive silver halide emulsion layer containing a yellow color forming coupler, at least one green-sensitive silver halide emulsion layer containing a magenta color forming coupler and at least one red-sensitive silver halide emulsion layer containing a cyan color forming coupler wherein at least one of the silver halide emulsion layers contains a compound represented by the following general formula (I): wherein COUP represents a coupler residue capable of being subjected to a coupling reaction with an oxidation product of an aromatic primary amine developing agent; TIME represents a timing group which is released upon the coupling reaction and subsequently releases Z represents a monocyclic or condensed heterocyclic ring consisting of a nitrogen atom and a carbon atom; L represents a divalent linking group; R 1 represents a hydrogen atom or an alkoxycarbonyl group; R 2 represents a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an acyl group, a sulfonyl group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, a thioacyl group or a thiocarbamoyl group; R 3 represents a hydrogen atom; R 2 and R 3 may be bonded each other to form a hydrazone structure; a part of L and R 1 may be bonded each other to form a hydrazone structure; and n represents 0 or 1.