US5336591A
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US
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Silver halide color photographic material
Assignee: Fujifilm Holdings Corp
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Filing: 1992-03-04
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Granted: 1994-08-09
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Expires: 2012-03-04
Abstract
Abstract A silver halide color photographic material comprising a support having thereon at least one blue-sensitive silver halide emulsion layer, wherein said blue-sensitive silver halide emulsion layer contains at least one yellow dye forming coupler represented by the following general formula (1) or (2), and at least one yellow dye forming coupler represented by the following general formula (F): ##STR1## wherein X 1 and X 2 each represents an alkyl group, an aryl group or a heterocyclic group; X 3 represents an organic residue which forms a nitrogen-containing heterocyclic group together with >N--; Y represents an aryl group or a heterocyclic group; and Z represents a group which is capable of being released when the coupler of general formula (1) or (2) reacts with an oxidation product of a developing agent; ##STR2## wherein R 20 represents a tertiary alkyl group; R 21 represents a hydrogen atom, a halogen atom, an alkoxy group, an aryloxy group, an alkyl group or a dialkylamino group; R 22 represents a substituent group capable of being attached to the benzene ring; Z represents a hydrogen atom or a releasing group which is capable of being released by the coupling reaction with an oxidation product of an aromatic primary amine developing agent; and k represents an integer of 0 to 4, and when k is 2 or greater, two or more R 22 groups may be the same or different.
Inventors
- 👤 Mitsuru Yamamoto
- 👤 Akira Ogawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:33
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/32; G03C7/36; G03C7/365
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
209 words
A silver halide color photographic material comprising a support having thereon at least one blue-sensitive silver halide emulsion layer, wherein said blue-sensitive silver halide emulsion layer contains at least one yellow dye-forming coupler of the following general formula (2): ##STR15## wherein X 3 represents an organic residue which forms a nitrogen-containing heterocyclic group together with >N--; Y represents an aryl group or a heterocyclic group; and Z represents a 5--or 6--membered nitrogen-containing heterocyclic group which is bonded at the coupling position through a nitrogen atom, or a 5--or 6--membered heterocyclic thio group; and at least one yellow dye forming coupler represented by the following general formula (F): ##STR16## wherein R 20 represents a tertiary alkyl group; R 21 represents a hydrogen atom, a halogen atom, an alkoxy group, an aryloxy group, an alkyl group or a dialkylamino group; R 22 represents a substituent group capable of being attached to the benzene ring; Z represents a hydrogen atom or a releasing group which is capable of being released by the coupling reaction with an oxidation product of an aromatic amine developing agent; and k represents an integer of 0 to 4, and when k is 2 or greater, two or more R 22 groups may be the same or different.
Claim 2
Dependent Claim
209 words
A silver halide color photographic material comprising a support having thereon at least one blue-sensitive silver halide emulsion layer, wherein said blue-sensitive silver halide emulsion layer contains at least one yellow dye-forming coupler of the following general formula (2): ##STR15## wherein X 3 represents an organic residue which forms a nitrogen-containing heterocyclic group together with >N--; Y represents an aryl group or a heterocyclic group; and Z represents a 5--or 6--membered nitrogen-containing heterocyclic group which is bonded at the coupling position through a nitrogen atom, or a 5--or 6--membered heterocyclic thio group; and at least one yellow dye forming coupler represented by the following general formula (F): ##STR16## wherein R 20 represents a tertiary alkyl group; R 21 represents a hydrogen atom, a halogen atom, an alkoxy group, an aryloxy group, an alkyl group or a dialkylamino group; R 22 represents a substituent group capable of being attached to the benzene ring; Z represents a hydrogen atom or a releasing group which is capable of being released by the coupling reaction with an oxidation product of an aromatic amine developing agent; and k represents an integer of 0 to 4, and when k is 2 or greater, two or more R 22 groups may be the same or different.
Claim 3
Dependent Claim
70 words
The silver halide color photographic material of claim 1, wherein the phenyl group and the heterocyclic group represented by Y may be substituted with the substituent groups selected from the group consisting of a halogen atom, an alkoxycarbonyl group, a sulfamoyl group, a carbamoyl group, a sulfonyl group, an N-sulfonylsulfamoyl group, an N-acylsulfamoyl group, an alkoxy group, an acylamino group, an N-sulfonylcarbamoyl group, a sulfonamido group and an alkyl group.
Claim 4
Dependent Claim
55 words
The silver halide color photographic material of claim 1, wherein the heterocyclic group represented by Y, is a 3--to 12-membered, saturated or unsaturated, substituted or unsubstituted, monocyclic or condensed ring heterocyclic group having 1 to 20 carbon atoms, and at least one hetero atom is a nitrogen atom, an oxygen atom or a sulfur atom.
Claim 5
Dependent Claim
218 words
A silver halide color photographic material comprising a support having thereon at least one blue-sensitive silver halide emulsion layer, wherein said blue-sensitive silver halide emulsion layer contains at least one yellow dye-forming coupler of the following general formula (2): ##STR17## wherein X 3 represents an organic residue which forms a nitrogen-containing heterocyclic group together with >N--; Y represents a phenyl group having at least one substituent group at the orthoposition; and Z represents a group which is a 5--or 6-membered nitrogen-containing heterocyclic group which is bonded at the coupling position through a nitrogen atom, or a 5--or 6-membered heterocyclic thio group; and at least one yellow dye forming coupler represented by the following general formula (F): ##STR18## wherein R 20 represents a tertiary alkyl group; R 21 represents a hydrogen atom, a halogen atom, an alkoxy group, an aryloxy group, an alkyl group or a dialkylamino group; R 22 represents a substituent group capable of being attached to the benzene ring; Z represents a hydrogen atom or a releasing group which is capable of being released by the coupling reaction with an oxidation product of an aromatic amine developing agent; and k represents an integer of 0 to 4, and when k is 2 or greater, two or more R 22 groups may be the same or different.
Claim 6
Dependent Claim
218 words
A silver halide color photographic material comprising a support having thereon at least one blue-sensitive silver halide emulsion layer, wherein said blue-sensitive silver halide emulsion layer contains at least one yellow dye-forming coupler of the following general formula (2): ##STR17## wherein X 3 represents an organic residue which forms a nitrogen-containing heterocyclic group together with >N--; Y represents a phenyl group having at least one substituent group at the orthoposition; and Z represents a group which is a 5--or 6-membered nitrogen-containing heterocyclic group which is bonded at the coupling position through a nitrogen atom, or a 5--or 6-membered heterocyclic thio group; and at least one yellow dye forming coupler represented by the following general formula (F): ##STR18## wherein R 20 represents a tertiary alkyl group; R 21 represents a hydrogen atom, a halogen atom, an alkoxy group, an aryloxy group, an alkyl group or a dialkylamino group; R 22 represents a substituent group capable of being attached to the benzene ring; Z represents a hydrogen atom or a releasing group which is capable of being released by the coupling reaction with an oxidation product of an aromatic amine developing agent; and k represents an integer of 0 to 4, and when k is 2 or greater, two or more R 22 groups may be the same or different.
Claim 7
Dependent Claim
71 words
The silver halide color photographic material of claim 1, wherein when X 3 together with >N--forms a nitrogen containing heterocyclic group, the heterocyclic group is a 3- to 12- membered, substituted or unsubstituted, saturated or unsaturated, monocyclic or condensed ring heterocyclic group having 1 to 20 carbon atoms and contains another hetero-atom selected from the group consisting of an oxygen atom and a sulfur atom in addition to the nitrogen atom.
Claim 8
Dependent Claim
31 words
The silver halide color photographic material of claim 1, wherein the phenyl group represented by Y in general formula (2) is a substituted phenyl group having 6 to 20 carbon atoms.
Claim 9
Dependent Claim
66 words
The silver halide color photographic material of claim 1, wherein the phenyl group represented by Y may be substituted with the substituent groups selected from the group consisting of a halogen atom, an alkoxycarbonyl group, a sulfamoyl group, a carbamoyl group, a sulfonyl group, an N-sulfonylsulfamoyl group, an N-acylsulfamoyl group, an alkoxy group, an acylamino group, and N-sulfonylcarbamoyl group, a sulfonamido group and an alkyl group.
Claim 10
Dependent Claim
122 words
The silver halide color photographic material of claim 1, wherein the couplers represented by general formula (2) are compounds represented by the following general formula (4) or (5); ##STR19## wherein Z is as defined above in general formula (2); Ar represents a phenyl group having at least one substituent group at the ortho-position; X 6 represents an organic residue which forms a nitrogen-containing monocyclic ring or condensed ring heterocyclic group together with --C(R 1 R 2 )--N<; X 7 represents an organic residue which forms a nitrogen-containing monocyclic ring or condensed ring heterocyclic group together with --C(R 3 )═C(R 4 )--N<; and R 1 , R 2 , R 3 and R 4 each represents a hydrogen atom or a substituent group.
Claim 11
Dependent Claim
20 words
The silver halide color photographic material of claim 8, wherein the couplers represented by general formula (2) are non-diffusible couplers.
Claim 12
Dependent Claim
33 words
The silver halide color photographic material of claim 8, wherein the yellow couplers of general formula (2) are present in the range of 1.0 to 1.0×10 -3 mol per mol of silver halide.
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 7.5 Years (Year 8) | 2001-08-08 | 2002-02-07 | 2002-08-09 | $3760.00 | Window Closed / Lapsed |
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