← Back to Patent Explorer
US4283486A Expired / Lapsed US ⏱️ 0.0 years remaining

Silver halide color photographic light-sensitive material

Assignee: Fujifilm Holdings Corp
•
Filing: 1980-04-30
•
Granted: 1981-08-11
•
Expires: 2000-04-30
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A silver halide color photographic light-sensitive material comprising a paper support, at least one color image-forming emulsion layer, and an oxygen-impermeable layer having an oxygen permeability of not more than 2.0 ml/m 2 ·hr·atm, said color image-forming layer and oxygen-impermeable layer being provided on the same side of the paper support.

Inventors

  • 👤 Toshiaki Aono
  • 👤 Takeshi Hirose

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 22:51
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/775; G03C1/79; Y; Y10; Y10S; Y10S430/00; Y10S430/162

Claims Analysis

Total Claims: 21
Claim 1
Independent Claim 293 words
A silver color photographic light-sensitive material comprising: (a) a paper support; (b) a color image-forming emulsion layer containing a photographic color coupler which forms a dye on coupling with an oxidized aromatic primary amine, said color image-forming emulsion layer comprising a blue-sensitive emulsion layer containing a yellow coupler, a green-sensitive emulsion layer containing a magneta coupler, a red-sensitive emulsion layer containing a cyan coupler, wherein said yellow coupler is selected from the group consisting of a coupler represented by the formula (IV) ##STR31## wherein Y 1 represents an aliphatic group, an aromatic group or a heterocyclic group; Y 2 represents an aromatic group or a heterocyclic group; and X represents hydrogen or a cleavable group which is capable of being cleaved as an anion during the oxidation coupling reaction with the oxidation product of the aromatic primary amine developer, and a coupler represented by the formula (V) ##STR32## wherein Q 1 represents halogen, alkoxy, aryloxy, dialkylamino or alkyl; Q 2 is positioned at 4- or 5-position of the anilido nucleus and represents halogen, trifluoromethyl, acylamino, sulfonamido, ureido, alkyl, alkoxy, aryloxy, carboxy, alkoxycarbonyl, carbamoyl, sulfo, sulfamoyl or imido; and X represents hydrogen or a cleavable group which is capable of being cleaved as an anion during the oxidation coupling reaction with the oxidation product of the aromatic primary amine developer; (c) an oxygen-impermeable layer having an oxygen permeability of not more than 2.0 ml/m 2 "ηθ·atm, said oxygen-impermeable layer being located between the paper support and the color image-forming layer; and (d) a protective layer providing a top surface on the same side of the paper support as the color image-forming layer and the oxygen-impermeable layer, said protective layer containing gelatin as a binder having a thickness of from about 0.4 to 4 μm.
Claim 2
Dependent Claim 293 words
A silver color photographic light-sensitive material comprising: (a) a paper support; (b) a color image-forming emulsion layer containing a photographic color coupler which forms a dye on coupling with an oxidized aromatic primary amine, said color image-forming emulsion layer comprising a blue-sensitive emulsion layer containing a yellow coupler, a green-sensitive emulsion layer containing a magneta coupler, a red-sensitive emulsion layer containing a cyan coupler, wherein said yellow coupler is selected from the group consisting of a coupler represented by the formula (IV) ##STR31## wherein Y 1 represents an aliphatic group, an aromatic group or a heterocyclic group; Y 2 represents an aromatic group or a heterocyclic group; and X represents hydrogen or a cleavable group which is capable of being cleaved as an anion during the oxidation coupling reaction with the oxidation product of the aromatic primary amine developer, and a coupler represented by the formula (V) ##STR32## wherein Q 1 represents halogen, alkoxy, aryloxy, dialkylamino or alkyl; Q 2 is positioned at 4- or 5-position of the anilido nucleus and represents halogen, trifluoromethyl, acylamino, sulfonamido, ureido, alkyl, alkoxy, aryloxy, carboxy, alkoxycarbonyl, carbamoyl, sulfo, sulfamoyl or imido; and X represents hydrogen or a cleavable group which is capable of being cleaved as an anion during the oxidation coupling reaction with the oxidation product of the aromatic primary amine developer; (c) an oxygen-impermeable layer having an oxygen permeability of not more than 2.0 ml/m 2 "ηθ·atm, said oxygen-impermeable layer being located between the paper support and the color image-forming layer; and (d) a protective layer providing a top surface on the same side of the paper support as the color image-forming layer and the oxygen-impermeable layer, said protective layer containing gelatin as a binder having a thickness of from about 0.4 to 4 μm.
Claim 3
Dependent Claim 19 words
A light-sensitive material as in claim 1 wherein the oxygen-impermeable layer comprises a homo- or copolymer of vinyl alcohol.
Claim 4
Dependent Claim 16 words
A light-sensitive material as in claim 2 wherein the oxygen-impermeable layer comprises a vinyl alcohol-ethylene copolymer.
Claim 5
Dependent Claim 20 words
A light-sensitive material as in claim 1 wherein the oxygen-impermeable layer has a thickness of from about 1 to 100μ.
Claim 6
Dependent Claim 19 words
A light-sensitive material as in claim 1 wherein the oxygen-impermeable layer has a thickness of from 2 to 50μ.
Claim 7
Dependent Claim 33 words
A light-sensitive material as in claim 1 wherein a polyolefin layer is provided on the opposite side of the paper support from the side bearing the oxygen-impermeable layer and the color image-forming layer.
Claim 8
Dependent Claim 39 words
A light-sensitive material as in claim 1 wherein a first polyolefin layer and the oxygen-impermeable layer are provided in sequence on the paper support on the same side thereof as that on which the color image-forming layer is provided.
Claim 9
Dependent Claim 27 words
A light-sensitive material as in claim 7 wherein a second polyolefin layer is provided on the opposite side of the oxygen-impermeable layer from said first polyolefin layer.
Claim 10
Dependent Claim 38 words
A light-sensitive material as in claim 1 wherein the oxygen-impermeable layer and a polyolefin layer are provided in sequence on the paper support on the same side thereof as that on which the color image-forming layer is provided.
Claim 11
Dependent Claim 17 words
A light-sensitive material as in claim 9 wherein another olefin layer is provided on the oxygen-impermeable layer.
Claim 12
Dependent Claim 17 words
A light-sensitive material as in claim 1 wherein said magneta coupler is a 3-anilino-5-pyrazolone type magenta coupler.
Claim 13
Dependent Claim 161 words
A light-sensitive material as in claim 11 wherein the magneta dye-forming color coupler is represented by the formula (III): ##STR33## wherein P represents a straight, branched or cyclic alkyl, a substituted or unsubstituted aryl, an alkyloxy containing a straight, branched or cyclic alkyl, a substituted or unsubstituted aryloxy, an N-substituted amino, an amido, halogen, hydroxy, cyano, or nitro group; W represents hydrogen or a straight or branched alkyl, alkenyl, cyclic alkyl, aralkyl, cyclic alkenyl having from 1 to 35 carbon atoms, and preferably having from 1 to 22 carbon atoms, aryl and aryl having one or more substituents, a heterocyclic ring, acyl, thioacyl, alkylsulfonyl, arylsulfonyl, alkylsulfinyl, carbamoyl, or thiocarbamoyl; Q is a hydrophobic ballast group; R represents hydrogen or the same groups as defined for P or Q; and Z represents hydrogen or another group which is directly bonded at the coupling position, and which is cleaved during the coupling reaction with an oxidation product of a primary amine developing agent.
Claim 14
Dependent Claim 74 words
A light-sensitive material as in claim 1 wherein said yellow coupler is represented by the formula (IV): ##STR34## wherein Y 1 represents an aliphatic group, an aromatic group or a heterocyclic group; Y 2 represents an aromatic group or a heterocyclic group; and X represents hydrogen or a cleavable group which is capable of being cleaved as an anion during the oxidation coupling reaction with the oxidation product of the aromatic primary amine developer.
Claim 15
Dependent Claim 89 words
A light-sensitive material as in claim 1 wherein said yellow coupler is represented by the formula (V): ##STR35## wherein Q 1 represents halogen, alkoxy, aryloxy, dialkylamino or alkyl; Q 2 is positioned at 4- or 5-position of the anilido nucleus and represents halogen, trifluoromethyl, acylamino, sulfonamido, ureido, alkyl, alkoxy, aryloxy, carboxy, alkoxycarbonyl, carbamoyl, sulfo, sulfamoyl or imido; and X represents hydrogen or a cleavable group which is capable of being cleaved as an anion during the oxidation coupling reaction with the oxidation product of the aromatic primary amine developer.
Claim 16
Dependent Claim 24 words
A light-sensitive material as in claim 1 wherein the material is subjected to the so-called two-bath processing using a color developer and a bleach-fixer.
Claim 17
Dependent Claim 13 words
A light-sensitive material as in claim 15 wherein the developer contains benzyl alcohol.
Claim 18
Dependent Claim 26 words
A light-sensitive material as in claim 16 wherein the amount of benzyl alcohol being added is 1 to 30 ml per liter of the color developer.
Claim 19
Dependent Claim 65 words
A light-sensitive material as in claim 1 comprising, in sequence: a paper support, an oxygen-impermeable layer, a blue-sensitive emulsion layer containing a yellow coupler, an intermediate layer on the blue-sensitive emulsion layer, a green-sensitive emulsion layer containing a magenta coupler, an intermediate layer on the green-sensitive emulsion layer, a red-sensitive emulsion layer containing a cyan coupler, and a protective layer on the red-sensitive emulsion layer.
Claim 20
Dependent Claim 62 words
A light-sensitive material as in claim 1 comprising, in sequence: a paper support, a green-sensitive emulsion layer containing a magneta coupler, an intermediate layer on the blue-sensitive emulsion layer, a blue-sensitive emulsion layer containing a yellow coupler, an intermediate layer on the green-sensitive emulsion layer, a red-sensitive emulsion layer containing a cyan coupler, and a protective layer on the red-sensitive emulsion layer.
Claim 21
Dependent Claim 39 words
A light-sensitive material as in claim 1 wherein a 3-anilino-5-pyrazolone type coupler is used as the magneta coupler, a pivaloyl type coupler is used as the yellow coupler, and a phenol type coupler is used as a cyan coupler.

References Cited (Backward Citations)

US2358056A Cited
US3364028A Cited
US3277041A Cited
FR1584280A Cited
US3582337A Cited
US3582339A Cited
US3669709A Cited
US3700449A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-08-10 1985-02-09 1985-08-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-08-10 1989-02-09 1989-08-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-08-10 1993-02-09 1993-08-11 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag