Patent US2485947A successfully refreshed from Google Patents.
Patent US3933500A successfully refreshed from Google Patents.
US3933500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color photographic light-sensitive material
Assignee: Fujifilm Holdings Corp
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Filing: 1974-03-25
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Granted: 1976-01-20
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Expires: 1994-03-25
Abstract
Abstract A color photographic silver halide light-sensitive material which comprises a support having thereon at least two light-sensitive layers, at least one of said layers containing a compound capable of coupling with an oxidation product of a color developing agent and in which splitable hetero aromatic ring containing a triazole or diazole ring is connected to the carbon atom in the coupling position, through the nitrogen atom in the 1-position of said triazole or diazole ring.
Inventors
- 👤 Keisuke Shiba
- 👤 Nobuo Furutachi
- 👤 Harumi Katsuyama
- 👤 Takeshi Hirose
- 👤 Toshiaki Aono
- 👤 Shoji Ishiguro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:40
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/305; G03C7/30541; G03C7/30558
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
76 words
A color photographic silver halide light-sensitive material which comprises a support having thereon at least two light-sensitive layers, at least one of said layers containing a compound capable of coupling with an oxidation product of a color developing agent and in which a splitable hetero aromatic ring containing a triazole or diazole ring is connected to the carbon atom in the coupling position, through the nitrogen atom in the 1-position of said triazole or diazole ring.
Claim 2
Dependent Claim
76 words
A color photographic silver halide light-sensitive material which comprises a support having thereon at least two light-sensitive layers, at least one of said layers containing a compound capable of coupling with an oxidation product of a color developing agent and in which a splitable hetero aromatic ring containing a triazole or diazole ring is connected to the carbon atom in the coupling position, through the nitrogen atom in the 1-position of said triazole or diazole ring.
Claim 3
Dependent Claim
261 words
The color photographic light-sensitive material of claim 1, wherein said compound capable of coupling has the general formula (I) ##EQU4## wherein R 1 represents an alkyl group, an aryl group, an alkoxy group, a heterocyclic ring, an amino group, a carbonamido group, or an ureido group; and R 2 represents an alkyl group, an aryl group, or a heterocyclic group; the general formula (II) ##EQU5## wherein R 3 represents an alkyl group or an aryl group; and R 4 represents a phenyl group; or the general formula (III) ##SPC3## wherein R 5 represents a carbamyl group, a sulfamyl group, or an alkoxycarbonyl group; and wherein Z in each of the formulae (I), (II) and (III) represents a triazole or diazole hetero ring residue represented by the following general formula ##EQU6## wherein V represents an aromatic ring of the benzene series or a heteroaromatic ring containing at least one nitrogen atom; L represents a methine group; and wherein V can contain substituents selected from the group consisting of an amino group, an acylamino group, a halogen atom, an alkyl group, a nitro group, an alkoxy group, an alkylthio group, or an aryl group; wherein two of the moieties of the general formula (I) having the general formula (Ia) ##EQU7## two of the moieties of the general formula (II) having the general formula (IIa) ##EQU8## or two of the moieties of the general formula (III) having the general formula (IIIa) ##SPC4## can be combined through a divalent moiety of said Z to form a bis derivative or through a divalent bond or group.
Claim 4
Dependent Claim
52 words
The color photographic light-sensitive material of claim 1, wherein said compound capable of coupling contains a nucleus moiety and said splitable heteroaromatic ring, said nucleus moiety being selected from the group consisting of nuclei of 5-pyrazolone couplers, cyanoacetylcumarone couplers, indazolone couplers, acylacetanilide couplers, pivaloylacetanilide couplers, aroylacetanilide couplers, naphthol couplers and phenol couplers.
Claim 5
Dependent Claim
33 words
The color photographic light-sensitive material of claim 1, wherein said compound capable of coupling is present in said layer in an amount ranging from about 0.001 to 0.5 moles per mol of silver.
Claim 6
Dependent Claim
58 words
The color photograpic light-sensitive material of claim 2, wherein Z in each of the formulae (I), (II) and (III) represents a triazole hetero ring residue represented by the following general formula: ##SPC5## wherein X represents a hydrogen atom, a halogen atom, an alkyl group or the atoms necessary to form a naphthalene ring together with the benzene ring.
Claim 7
Dependent Claim
27 words
The color photographic light-sensitive material of claim 2, wherein said compound capable of coupling is 1-(2,4,6-trichlorophenyl)-3-[2-chloro-5-(tetradecanamido)anilino]-4-(5-or 6-acetamido-1-benzotriazolyl)-5-pyrazolone, 1-benzyl-3-[2-chloro-5-(tetradecanamido)anilino]-4-(5- or 6-methyl-1-benzotriazolyl)-5-pyrazolone, 1-benzyl-3-(2-chloro-5-(tetradecanamido)anilino-4-(5- or 6-bromo-1-benzotriazolyl)-5-pyrazolone or 1-(4-acetamidophenyl)-3-[2-methoxy-5-(tetradecyloxycarbonyl)anilino]-4-(5- or 6-bromo-1-benzotriazolyl)-5-pyrazolone.
Claim 8
Dependent Claim
23 words
The color photographic light-sensitive material of claim 2, wherein said compound capable of coupling is α-(4-octadecyloxybenzoyl)-α-(5- or 6-bromo-1-benzotriazolyl)-2-methoxyacetanilide, α-pyvaloyl-α-(1-benzotriazolyl)-5-[α-(2,4-di-t-amylphenoxy)butylamido]-2-chloroacetanilide or α-benzoyl-α-(5- or 6-bromo-1-benzotriazolyl)-2-methoxy-5-hexadecyloxycarbonylacetanilide.
Claim 9
Dependent Claim
72 words
A color photographic silver halide light-sensitive material which comprises a support having thereon at least two light-sensitive layers, at least one of said layers containing a compound capable of coupling with an oxidation product of a color developing agent and in which a splitable hetero aromatic ring containing a triazole ring is connected to the carbon atom in the coupling position, through the nitrogen atom in the 1-position of said triazole ring.
Claim 10
Dependent Claim
72 words
A color photographic silver halide light-sensitive material which comprises a support having thereon at least two light-sensitive layers, at least one of said layers containing a compound capable of coupling with an oxidation product of a color developing agent and in which a splitable hetero aromatic ring containing a triazole ring is connected to the carbon atom in the coupling position, through the nitrogen atom in the 1-position of said triazole ring.
Claim 11
Dependent Claim
44 words
The color photographic light-sensitive material of claim 8, wherein said triazole ring residue has the general formula ##SPC6## wherein X represents a hydrogen atom, a halogen atom, an alkyl group or the atoms necessary to form a naphthalene ring together with the benzene ring.
Claim 12
Dependent Claim
253 words
The color photographic light-sensitive material of claim 8, wherein said compound capable of coupling has the general formula (I) ##EQU9## wherein R 1 represents an alkyl group, an aryl group, an alkoxy group, a heterocyclic ring, an amino group, a carbonamido group, or an ureido group; and R 2 represents an alkyl group, an aryl group, or a heterocyclic group; the general formula (II) ##EQU10## wherein R 3 represents an alkyl group or an aryl group; and R 4 represents a phenyl group; or the general formula (III) ##SPC7## wherein R 5 represents a carbamyl group, a sulfamyl group, or an alkoxycarbonyl group; and wherein Z in each of the formulae (I), (II) and (III) represents a triazole ring residue represented by the following general formula ##EQU11## wherein V represents an aromatic ring of the benzene series or a heteroaromatic ring containing at least one nitrogen atom; and wherein V can contain substituents selected from the group consisting of an amino group, an acylamino group, a halogen atom, an alkyl group, a nitro group, an alkoxy group, an alkylthio group, or an aryl group; wherein two of the moieties of the general formula (I) having the general formula (Ia) ##EQU12## two of the moieties of the general formula (II) having the general formula (IIa) ##EQU13## or two of the moieties of the general formula (III) having the general formula (IIIa) ##SPC8## can be combined through a divalent moiety of said Z to form a bis derivative or through a divalent bond or group.
Claim 13
Dependent Claim
52 words
The color photographic light-sensitive material of claim 8, wherein said compound capable of coupling contains a nucleus moiety and said splitable heteroaromatic ring, said nucleus moiety being selected from the group consisting of nuclei of 5-pyrazolone couplers, cyanoacetylcumarone couplers, indazolone couplers, acylacetanilide couplers, pivaloylacetanilide couplers, aroylacetanilide couplers, naphthol couplers and phenol couplers.
References Cited (Backward Citations)
US3617291A
Cited
US3770436A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-01-19 | 1979-07-21 | 1980-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-01-19 | 1983-07-21 | 1984-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-01-19 | 1987-07-21 | 1988-01-20 | $7700.00 | Window Closed / Lapsed |