EP0112514A2
Expired / Lapsed
EP
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Silver halide photographic light-sensitive material
Assignee: Konica Minolta Inc
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Filing: 1983-11-29
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Granted: —
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Expires: 2003-11-29
Abstract
Abstract A silver halide photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, said silver halide photographic light-sensitive material wherein said silver halide emulsion layer contains in combination at least one of those cyan couplers having the following Formula [I] and at least one of those cyan couplers having the following Formula [II]: Wherein R, is an aryl radical, a cycloalkyl radial or a heterocyclic radical; R 2 is an alkyl radical or a phenyl radical; R 3 is a hydrogen atom, a halogen atom, an alkyl radical or an alkoxy radical; and Z, is a hydrogen atom, a halogen atom, or a radical that can be split off by the reaction of said coupler with the oxidized product of an aromatic primary amine-type color developing agent, Wherein R 4 is an alkyl radical; R 5 is an alkyl radical; R. is a hydrogen atom, a halogen atom, or an alkyl radical; and Z 2 is a hydrogen atom, a halogen atom, or a radical that can be split off by the reaction of said coupler with the oxidized product of an aromatic primary amine-type color developing agent.
Inventors
- 👤 Shun Takada
- 👤 Kaoru Onodera
- 👤 Takashi Kadowaki
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-06 20:05
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/32; G03C7/34; G03C7/342; G03C7/26
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
197 words
In a silver halide photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, said silver halide photographic light-sensitive material wherein said silver halide emulsion layer contains in combination at least one of those cyan couplers having the following Formula [I] and at least one of those cyan couplers having the following Formula [II]: Wherein R 1 is an aryl radical, a cycloalkyl radial or a heterocyclic radical; R 2 is an alkyl radical or a phenyl radical; R 3 is a hydrogen atom, a halogen atom, an alkyl radical or an alkoxy radical; and Z 1 is a hydrogen atom, a halogen atom, or a radical that can be split off by the reaction of said coupler with the oxidized product of an aromatic primary amine-type color developing agent, Wherein R 4 is an alkyl radical; R 5 is an alkyl radical; R 6 is a hydrogen atom, a halogen atom, or an alkyl radical; and Z 2 is a hydrogen atom, a halogen atom, or a radical that can be split off by the reaction of said coupler with the oxidized product of an aromatic primary amine-type color developing agent.
Claim 2
Dependent Claim
197 words
In a silver halide photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, said silver halide photographic light-sensitive material wherein said silver halide emulsion layer contains in combination at least one of those cyan couplers having the following Formula [I] and at least one of those cyan couplers having the following Formula [II]: Wherein R 1 is an aryl radical, a cycloalkyl radial or a heterocyclic radical; R 2 is an alkyl radical or a phenyl radical; R 3 is a hydrogen atom, a halogen atom, an alkyl radical or an alkoxy radical; and Z 1 is a hydrogen atom, a halogen atom, or a radical that can be split off by the reaction of said coupler with the oxidized product of an aromatic primary amine-type color developing agent, Wherein R 4 is an alkyl radical; R 5 is an alkyl radical; R 6 is a hydrogen atom, a halogen atom, or an alkyl radical; and Z 2 is a hydrogen atom, a halogen atom, or a radical that can be split off by the reaction of said coupler with the oxidized product of an aromatic primary amine-type color developing agent.
Claim 3
Dependent Claim
21 words
The light-sensitive material of claim 1, wherein the aryl radical represented by R 1 in Formula [I] is a phenyl radical.
Claim 4
Dependent Claim
134 words
The light-sensitive material of claim 1, wherein the cyan couplers having Formula [I] are those compounds having the following Formula [III] : Wherein R 7 represents a phenyl radical, R 8 represents an alkyl or aryl radical, R 9 represents an alkylene radical, R 10 represents a hydrogen atom or a halogen atom, n represents an integer of 0 to 5, X represents a divalent radical selected from the group consisting of -O-, -CO-, -COO-, -OCO-, -S0 2 NR'-, -NR'SO 2 N R "-, -S-, -SO- and -SO 2 - wherein R' and R" represent an alkyl radical and Z 3 represents a hydrogen atom, a halogen atom, or a radical that can be split off by the reaction of the coupler with the oxidized product of an aromatic primary amine-type color developing agent.
Claim 5
Dependent Claim
20 words
The light-sensitive material of claim 3, the alkylene radical represented by R 9 has carnon atoms of 1 - 12.
Claim 6
Dependent Claim
16 words
The light-sensitive material of claim 3, wherein X represents -O-, -S-, -SO- or -S0 2 -.
Claim 7
Dependent Claim
17 words
The light-sensitive material of claim 3, wherein Z 3 represents a chlorine atom or a fluorine atom.
Claim 8
Dependent Claim
22 words
The light-sensitive material of claim 3, wherein R 7 represents a phenyl radical substituted by an alkyl-sulfonamide aryl-sulfonamide radical, alkyl-sulfamoyl, or aryl-sulfamoyl.
Claim 9
Dependent Claim
22 words
The light-sensitive material of claim 3, wherein R 8 represents a phenyl radical substituted by an alkyl-sulfonamide or aryl-sulfonamide radical, alkyl-sulfamoylor aryl-sulfamoyl.
Claim 10
Dependent Claim
15 words
The light-sensitive material of claim 3, wherein R 9 represents a penta fluoro phenyl radical.
Claim 11
Dependent Claim
127 words
The silver halide photographic light-sensitive material of claim 1, wherein the cyan couplers having the Formula [II] are the compounds having the following Formula [IV] : Wherein R 11 and R 12 may be eitger the same or different from each other and each is a hydrogen atom, an alkyl radical or an alkoxy radical, provided that the sum of the carnon atoms of R11 and R 12 is from 8 to 16; R 13 is a hydrogen atom or an alkyl radical; m is an integer of 0 to 2; and Z 4 is a hydrogen atom, a halogen atom, or a radical that can be split off by the reaction of the coupler with the oxidized product of an aromatic primary amine-type color developing agent.
Claim 12
Dependent Claim
28 words
ll. The light-sensitive material of claim 10, wherein the alkyl radicals represented by R 11 and R 12 in Formula [IV] are butyl radicals or amyl radicals, respectively.
Claim 13
Dependent Claim
25 words
The light-sensitive material of claim 10, wherein the alkyl radical represented by R 13 in Formula [IV] is an ethyl radical or a butyl radical.
Claim 14
Dependent Claim
21 words
The light-sensitive material of claim 10, wherein the halogen atom represented by Z 4 in Formula [IV] is a chlorine atom.
Claim 15
Dependent Claim
47 words
The light-sensitive material of claim 1, wherein the cyan coupler having Formula [I] out of the total quantity of the cyan couplers being contained in the silver halide emulsion layer is used in the quantity so as to account for from 30 to 90 mole per cent.
Claim 16
Dependent Claim
47 words
The light-sensitive material of claim 14, wherein the cyan coupler having Formula [I] out of the total quantity of the cyan couplers being contained in the silver halide emulsion layer is used in the quantity so as to account for from 50 to 90 mole per cent.
Claim 17
Dependent Claim
39 words
The light-sensitive material of claim I, wherein the cyan coupler having Formula [I] and that having Formula [II] are respectively contained in the quantity within the range of from 0.1 to 1 mole thereof per mole of silver halide.
Claim 18
Dependent Claim
98 words
The light-sensitive material of claim 1, wherein the support has thereon a cyan dye image-formable component unit consisting of at least one red-sensitive silver halide emulsion layer containing in a combination of a cyan coupler having Formula [I] and a cyan coupler having Formula [II] of claim 1; a magenta dye image-formable compoenent unit consisting of at least one green-sensitive silver halide emulsion layer containing at least one magenta dye forming coupler; and a yellow dye image-formable component unit consisting of at least one blue- snesitive silver halide emulsion layer containing at least one yellow dye forming coupler.
Claim 19
Dependent Claim
60 words
The light-sensitive material of claim 17, wherein the yellow dye image forming coupler is a compound having the following Formula [V]: Wherein R 14 represents an alkyl radical or an aryl radical R 15 represents an aryl radical; and Y represents a hydrogen atom or a radical which can be split off during the course of a color developing reaction.
Claim 20
Dependent Claim
113 words
The light-sensitive material of claim 17, wherein the yellow dye forming coupler is a compound having the following Formula [U] : Wherein R 16 is a halogen atom, an alkoxy radical or an aryl- ox y radical; R 17 , R 18 and R 19 each is a hydrogen atom, a halogen atom, an alkyl radical, an alkenyl radical, an alkoxy radical, an aryl radical, an aryloxy radical, a carbonyl radical, a sulfonyl radical, a carbonyl radical, an alkoxycarbonyl radical, a carbonyl radical, a sulfone radical, a sulfamyl radical, a sulfonamido radical, an acylamido radical, an ureido radical or an amido radical; and Y is as defined in Formula [V] of claim 18.
Claim 21
Dependent Claim
104 words
The light-sensitive material of claim 17, wherein the magenta dye forming coupler is a compound having the following Formula [VII] : Wherein Ar is an aryl radical; R 20 is a hydrogen atom, a halogen atom, an alkyl radical or an alkoxy radical; R 21 is an alkyl radical, an amido radical, an imido radical, an N-alkylcarbamoyl radical, an N-alkyl-sulfamoyl radical, an alkyloxycarbonyl radical, ,an acyloxy radical, a sulfonamido radical, or an urethane radical; Y is as defined in Formula [V] of claim 18; and W is -NH-, -NHCO- wherein the N atom is bonded with the carbon atom of pyrazolone nucleus or -NHCONH-.
References Cited (Backward Citations)
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