Silver halide color photographic light-sensitive material

Claim 2

A silver halide color photographic light-sensitive material, which comprises a support having thereon at least one silver halide emulsion layer containing dispersed therein at least one magenta coupler represented by the following general formula (I): wherein R 1 and R 2 , which may be the same or different, each represents a hydrogen atom or a substituent, X represents a hydrogen atom or a group capable of being eliminated upon coupling with an oxidation product of an aromatic primary amine developing agent, Z represents a nitrogen atom or CR 6 where R 6 represents a hydrogen atom or a substituent and the magenta coupler may form a dimer or higher polymer at R 1 , R 2 , R 6 or X; together with at least one high boiling organic solvent represented by the following general formula ( II ): wherein R 3 , R 4 and R 5 , which may be the same or different, each represents an alkyl group, a cycloalkyl group, an alkenyl group or an aryl group, provided that the total number of carbon atoms in the groups represented by R 3 , R 4 and R 5 is 12 to 60.

Claim 3

The light-sensitive material of Claim 1, wherein said coupler represented by the general formula (I) is 1H-imidazo[1,2-b]pyrazoles or 1H-pyrazolo-[1,5-b][1,2,4]triazoles.

Claim 4

The light-sensitive material of Claim 1, wherein said coupler represented by the general formula (I) has the general formula (III) or (IV): wherein R 1 , R 2 and R 6 , which may be the same or different, each represents a hydrogen atom, a halogen atom, an alkyl group, an aryl group, a heterocyclic group, a cyano group, an alkoxy group, an aryloxy group, a heterocyclic oxy group, an acyloxy group, a carbamoyloxy group, a silyloxy group, a sulfonyloxy group, an acylamino group, an anilino group, a ureido group, an imido group, a sulfamoylamino group, a carbamoylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, a sulfonamido group, a carbamoyl group, an acyl group, a sulfamoyl group, a sulfonyl group, a sulfinyl group, an alkoxycarbonyl group, or an aryloxycarbonyl group, and X represents a hydrogen atom, a halogen atom, a carboxy group, or another coupling off group bound to the carbon atom in the coupling position through an oxygen atom, a nitrogen atom or a sulfur atom, or R 1 , R 2 , R 6 or X also may be a divalent group forming a bis derivative or a bond or a linking group to an ethylenically unsaturated group.

Claim 5

The light-sensitive material of Claim 3, wherein R 1 , R 2 and R 6 each represents a hydrogen atom, a chlorine atom, a bromine atom, a methyl group, a propyl group, a t-butyl group, a trifluoromethyl group, a tridecyl group, a 3-(2,4-di-t-amylphenoxy)propyl group, a 2-dodecyloxyethyl group, a 3-phenoxypropyl group, a 2-hexylsulfonylethyl group, a cyclopentyl group, a benzyl group, a phenyl group, a 4-t-butylphenyl group, a 2,4-di-t-amylphenyl group, a 4-tetradecanamidophenyl group, a 2-furyl group, a 2-thienyl group, a 2-pyrimidinyl group, a 2-benzothiazolyl group, a cyano group, a methoxy group, an ethoxy group, a 2-methoxyethoxy group, a 2-dodecyloxyethoxy group, a 2-methanesulfonylethoxy group, a phenoxy group, a 2-methylphenoxy group, a 4-t-butylphenoxy group, a 2-benzimidazolyloxy group, an acetoxy group, a hexadecanoyloxy group, an N-phenylcarbamoyloxy group, an N-ethylcarbamoyloxy group, a trimethylsilyloxy group, a dodecylsulfonyloxy group, an acetamido group, a benzamido group, a tetradecanamido group, an a-(2,4-di-t-amylphenoxy)butyramido group, a y-(3-t-butyl-4-hydroxyphenoxy)butyramido group, an a-[4-(4-hydroxyphenylsulfonyl)phenoxy]decanamido group, a phenylamino group, a 2-chloroanilino group, a 2-chloro-5-tetradecanamidoanilino group, a 2-chloro-5-dodecyloxy- carbonylanilino group, an N-acetylanilino group, a 2-chloro-5-[a-(3-t-butyl-4-hydroxyphenoxy)dodecanamido]-anilino group, a phenylureido group, a methylureido group, an N,N-dibutylureido group, an N-succinimido group, a 3-benzylhydantoinyl group, a 4-(2-ethylhexanoyl- amino)phthalimido group, an N,N-dipropylsulfamoylamino group, an N-methyl-N-decylsulfamoylamino group, a methylthio group, an octylthio group, a tetradecylthio group, a 2-phenoxyethylthio group, a 3-phenoxypropylthio group, a 3-(4-t-butylphenoxy)propylthio group, a phenylthio group, a 2-butoxy-5-t-octylphenylthio group, a 3-penta- decylphenylthio group, a 2-carboxyphenylthio group, a 4-tetradecanamidophenylthio group, a 2-benzothiazolylthio group, a methoxycarbonylamino group, a tetradecyloxycarbonylamino group, a phenoxycarbonylamino group, a 2,4-di-tert-butylphenoxycarbonylamino group, a methanesulfonamido group, a hexadecanesulfonamido group, a benzenesulfonamido group, a p-toluenesulfonamido group, an octadecanesulfonamido group, a 2-methyloxy-5-t-butylbenzenesulfonamido group, an N-ethylcarbamoyl group, an N,N-dibutylcarbamoyl group, an N-(2-dodecyloxyethyl)carbamoyl group, an N-methyl-N-dodecylcarbamoyl group, an N-[3-(2,4-di-tert-amylphenoxy)propyl]carbamoyl group, an acetyl group, a (2,4-di-tert-amylphenoxy)acetyl group, a benzoyl group, an N-ethylsulfamoyl group, an N,N-dipropylsulfamoyl group, an N-(2-dodecyloxyethyl)-sulfamoyl group, an N-ethyl-N-dodecylsulfamoyl group, an N,N-diethylsulfamoyl group, a methanesulfonyl group, an octanesulfonyl group, a benzenesulfonyl group, a toluenesulfonyl group, an octanesulfinyl group, a dodecylsulfinyl group, a phenylsulfinyl group, a methoxycarbonyl group, a butyloxycarbonyl group, a dodecylcarbonyl group, an octadecylcarbonyl group, a phenyloxycarbonyl group or a 3-pentadecyloxycarbonyl group, and X represents a hydrogen atom, a chlorine atom, a bromine atom, an iodine atom, a carboxyl group, an acetoxy group, a propanoyloxy group, a benzoyloxy group, a 2,4-dichlorobenzoyloxy group, an ethoxyoxaloyloxy group, a pyruvinyloxy group, a cinnamoyloxy group, a phenoxy group, a 4-cyanophenoxy group, a 4-methanesulfonamido- phenoxy group, a 4-methanesulfonylphenoxy group, an a-naphthoxy group, a 3-pentadecylphenoxy group, a benzyloxycarbonyloxy group, an ethoxy group, a 2-cyanoethoxy group, a benzyloxy group, a 2-phenethyloxy group, a 2-phenoxyethoxy group, a 5-phenyltetrazolyloxy group, a 2-benzothiazolyloxy group, a benzenesulfonamido group, an N-ethyltoluenesulfonamido group, a heptafluorobutanamido group, a 2,3,4,5,6-pentafluorobenzamido group, an octanesulfonamido group, a p-cyanophenylureido group, an N,N-diethylsulfamoylamino group, a 1-piperidyl group, a 5,5-dimethyl-2,4-dioxo-3-oxazolidinyl group, a 1-benzylethoxy-3-hydantoinyl group, a 2N-1,1-dioxo-3(2H)-oxo-1,2-benzoisothiazolyl group, a 2-oxo-1,2-dihydro-1-pyridinyl group, an imidazolyl group, a pyrazolyl group, a 3,5-diethyl-1,2,4-triazol-1-yl group, a 5- or 6-bromo- benzotriazol-1-yl group, a 5-methyl-1,2,3,4-triazol-1-yl group, a benzimidazolyl group, a 3-benzyl-1-hydantoinyl group, a 1-benzyl-5-hexadecyloxy-3-hydantoinyl group, a 5-methyl-1-tetrazolyl group, a 4-methoxyphenylazo group, a 4-pivaloylaminophenylazo group, a 2-hydroxy-4-propanoylphenylazo group, a phenylthio group, a 2-carboxyphenylthio group, a 2-methoxy-5-t-octylphenylthio group, a 4-methanesulfonylphenylthio group, a 4-octanesulfonamidophenylthio group, a 2-butoxyphenylthio group, a 2-(2-hexanesulfonylethyl)-5-tert-octylphenylthio group, a benzylthio group, a 2-cyanoethylthio group, a 1-ethoxycarbonyltridecylthio group, a 5-phenyl-2,3,4,5-tetra- zolylthio group, a 2-benzothiazolylthio group, a 2-dodecylthio-5-thiophenylthio group or a 2-phenyl-3-dodecyl-1,2,4-triazolyl-5-thio group.

Claim 6

The light-sensitive material of Claim 3, wherein said divalent group is a substituted or unsubstituted alkylene group, a substituted or unsubstituted phenylene group or -NHCOR 7 CONH- where R 7 represents a substituted or unsubstituted alkylene or phenylene group.

Claim 7

The light-sensitive material of Claim 5, wherein said divalent group is a methylene group, an ethylene group, a 1,10-decylene group, -CH 2 CH 2 -0-CH 2 CH 2 - ' a 1,4-phenylene group, a 1,3-phenylene group,

Claim 8

The light-sensitive material of Claim 3, wherein said linking group represented by R 1 , R 2 or R 6 is a substituted or unsubstituted alkylene group, a substituted or unsubstituted phenylene group, -NHCO-, -CONH-, -O-, -OCO- or an aralkylene group.

Claim 9

The light-sensitive material of Claim 7, wherein said linking group is a methylene group, an ethylene group, a 1,10-decylene group, -CH 2 CH 2 OCH 2 CH 2 -, a 1,4-phenylene group, a 1,3-phenylene group, -NHCO-, -CONH-, -0-, -OCO-, or alone or in combination thereof.

Claim 10

The light-sensitive material of Claim 1, wherein said higher polymer is a homopolymer comprising one or more monomers having the moiety represented by the general formula (I) or a copolymer of at least one monomer having the moiety represented by the general formula (I) with at least one ethylenically unsaturated monomer which does not couple with an oxidation product of an aromatic primary amine developing agent.

Claim 11

The light-sensitive material of Claim 9, wherein said ethylenically unsaturated monomer is acrylic acid, a-chloroacrylic acid, methacrylic acid, acrylamide, n-butylacrylamide, t-butylacrylamide, diacetoneacrylamide, methacrylamide, methyl acrylate, ethyl acrylate, n-propyl acrylate, n-butyl acrylate, t-butyl acrylate, isobutyl acrylate, 2-ethylhexyl acrylate, n-octyl acrylate, lauryl acrylate, methyl methacrylate, ethyl methacrylate, n-butyl methacrylate, 6-hydroxymethacrylate, methylenedibisacrylamide, vinyl acetate, vinyl propionate, vinyl laurate, acrylonitrile, methacrylonitrile, styrene and its derivatives, vinyltoluene, divinylbenzene, vinyl- acetophenone, sulfostyrene, itaconic acid, citraconic acid, crotonic acid, vinylidene chloride, vinyl ethyl ether, maleic acid, maleic anhydride, maleic esters, N-vinyl-2-pyrrolidone, N-vinylpyridine or 2- or 4-vinylpyridine.

Claim 12

The light-sensitive material of Claim 1, wherein said coupler represented by the general formula (I) is:

Claim 13

(by weight, hereinafter the same)

Claim 14

(by weight, hereinafter the same)

Claim 15

The light-sensitive material of Claim 1, wherein said solvent represented by the general formula (II) has a boiling point of about 175°C or above at atmospheric pressure.

Claim 16

The light-sensitive material of Claim 1, wherein said alkyl group, cycloalkyl group and alkenyl group represented by R 3 , R 4 and R 5 are each substituted with at least one of a halogen atom, an alkoxy group, an aryl group, an aryloxy group, an alkenyl group and an alkoxycarbonyl group.

Claim 17

The light-sensitive material of Claim 1, wherein said aryl group represented by R 3 , R 4 and R 5 is substituted with at least one of a halogen atom, an alkoxy group, an aryloxy group, an alkenyl group, an alkoxycarbonyl group and an alkyl gorup.

Claim 18

The light-sensitive material of Claim 1, wherein R 3 , R 4 and R 5 , which may be the same or different, each represents a methyl group, an ethyl group, a propyl group, a butyl group, a pentyl group, a hexyl group, a heptyl group, an octyl group, a nonyl group, a decyl group, an undecyl group, a dodecyl group, a tridecyl group, a tetradecyl group, a pentadecyl group, a hexadecyl group, a heptadecyl group, an octadecyl group, a nonadecyl group, an eicosyl group, a 2-ethylhexyl group, a 7-methyloctyl group, a cyclopentyl group, a cyclohexyl group, a butenyl group, a pentenyl group, a hexenyl group, a heptenyl group, an octenyl group, a decenyl group, a dodecenyl group, an octadecenyl group, or these groups substituted with at least one of a fluorine atom, a chlorine atom, a methoxy group, an ethoxy group, a butoxy group, a phenyl group, a tolyl group, a naphthyl group, and a phenoxy group.

Claim 19

The light-sensitive material of Claim 1, wherein R 3 , R 4 and R 5 , which may be the same or different, each represents a phenyl group, a naphthyl group, a tolyl group or these groups substituted with at least one of a fluorine atom, a chlorine atom, a methoxy group, an ethoxy group, a butoxy group, a phenoxy group and an alkyl group.

Claim 20

The light-sensitive material of Claim 1, wherein R 3 , R 4 and R 5 , which may be the same or different, each represents a tolyl group, a 2-ethylhexyl group, a 7-methyloctyl group, a cyclohexyl group or a straight chain alkyl group containing 8 to 18 carbon atoms.

Claim 21

1 8 . The light-sensitive material of Claim 1, wherein said solvent represented by the general formula (II) is:

Claim 24

The light-sensitive material of Claim 1, wherein said solvent represented by the general formula (II) is used in combination with other high boiling organic solvent selected from phthalate type solvents, amide type solvents, fatty acid ester type solvents, benzoate type solvents and phenolic solvents.

Claim 25

The light-sensitive material of Claim 1, wherein the ratio of said solvent represented by the general formula (II) to said coupler represented by the general formula (I) is about 0.05:1 to about 20:1 by weight.