US4978606A
Expired / Lapsed
US
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Color photographic material with water insoluble amido bond polymer
Assignee: Fujifilm Holdings Corp
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Filing: 1988-12-12
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Granted: 1990-12-18
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Expires: 2008-12-12
Abstract
Abstract A silver halide color photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer, at least one layer of the material containing the combination of a water-insoluble homopolymer or copolymer which has an amido bond in the repeating unit and at least one compound represented by formula (I): ##STR1## wherein X represents an alkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amido group or a sulfonamido group; R 1 and R 2 , which may be the same or different, each represents an alkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amido group, a sulfonamido group, hydrogen, a halogen atom, a sulfo group, a carboxyl group, a carbamoyl group, a sulfamoyl group, an acyl group or a sulfonyl group, provided that R 1 and R 2 may be linked to form a carbocyclic ring; and Y represents a hydroxyl group or a sulfonamido group.
Inventors
- 👤 Nobutaka Ohki
- 👤 Keiji Mihayashi
- 👤 Shigeru Nakamura
- 👤 Hiroshi Fukuzawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:03
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/392; G03C7/39208; G03C7/39212; G03C7/39216; G03C7/396
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
224 words
A silver halide color photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer, at least one layer of the material containing the combination of a water-insoluble homopolymer or copolymer which has an amido bond in the repeating unit and at least one compound represented by the formula (I): ##STR23## wherein X represents an alkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amido group or a sulfonamido group; R 1 and R 2 , which may be the same or different, each represents an alkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amido group, a sulfonamido group, hydrogen, a halogen atom, a sulfo group, a carboxyl group, a carbamoyl group, a sulfamoyl group, an acyl group or a sulfonyl group, provided that R 1 and R 2 may be linked to form a carbocyclic ring; and Y represents a hydroxyl group or a sulfonamido group wherein the water-insoluble homopolymer or copolymer is represented by the formula (II): ##STR24## wherein R 3 represents hydrogen or an alkyl group; Q represents a single bond; R 4 and R 5 , which may be the same or different, each represents hydrogen or an alkyl group; and R 4 and R 5 maybe linked to form a heterocyclic ring.
Claim 2
Dependent Claim
224 words
A silver halide color photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer, at least one layer of the material containing the combination of a water-insoluble homopolymer or copolymer which has an amido bond in the repeating unit and at least one compound represented by the formula (I): ##STR23## wherein X represents an alkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amido group or a sulfonamido group; R 1 and R 2 , which may be the same or different, each represents an alkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amido group, a sulfonamido group, hydrogen, a halogen atom, a sulfo group, a carboxyl group, a carbamoyl group, a sulfamoyl group, an acyl group or a sulfonyl group, provided that R 1 and R 2 may be linked to form a carbocyclic ring; and Y represents a hydroxyl group or a sulfonamido group wherein the water-insoluble homopolymer or copolymer is represented by the formula (II): ##STR24## wherein R 3 represents hydrogen or an alkyl group; Q represents a single bond; R 4 and R 5 , which may be the same or different, each represents hydrogen or an alkyl group; and R 4 and R 5 maybe linked to form a heterocyclic ring.
Claim 3
Dependent Claim
57 words
The silver halide color photographic material as claimed in claim 1, wherein X represents an alkyl group, an alkylthio group, an amido group or a sulfonamido group; R 1 and R 2 each represents hydrogen, a halogen atom, a sulfo group, an alkyl group, an alkylthio group or a sulfonyl group; and Y represents a hydroxyl group.
Claim 4
Dependent Claim
39 words
The silver halide color photographic material as claimed in claim 2, wherein X represents an alkyl group or an amido group; R 1 and R 2 each represents hydrogen, a halogen atom, an alkyl group or a sulfonyl group.
Claim 5
Dependent Claim
83 words
The silver halide color photographic material as claimed in claim 1 , wherein said compound represented by formula (I) and said water-insoluble homopolymer or copolymer are present in a layer other than said light-sensitive silver halide emulsion layer, said compound represented by formula (I) being present in an amount of from 1.0×10 -2 to 1.0×10 31 5 mol/m 2 of said layer and said homopolymer or copolymer being present in an amount of from 10 g/m 2 to 1×10 -3 g/m 2 .
Claim 6
Dependent Claim
77 words
The silver halide color photographic material as claimed in claim 1, wherein said compound represented by formula (I) and said water-insoluble homopolymer or copolymer are present in said light-sensitive silver halide emulsion layer, said compound represented by formula (I) being present in an amount of from 1.0×10 -4 to 1.0×10 -6 mol/m 2 of said layer and said homopolymer or copolymer being present in an amount of from 0.1 g/m 2 to 1×10 -4 g/m 2 .
Claim 7
Dependent Claim
32 words
The silver halide color photographic material as claimed in claim 1, wherein R 3 represents hydrogen or methyl; and at least one of R 4 and R 5 represents an alkyl group.
Claim 8
Dependent Claim
30 words
The silver halide color photographic material as claimed in claim 1, wherein said water-insoluble homopolymer or copolymer comprises at least 30% by weight of said monomer represented by formula (II).
Claim 9
Dependent Claim
30 words
The silver halide color photographic material as claimed in claim 7, wherein said water-insoluble homopolymer or copolymer comprises at least 60% by weight of said monomer represented by formula (II).
Claim 10
Dependent Claim
24 words
The silver halide color photographic material as claimed in claim 1, wherein the molecular weight of said homopolymer or copolymer is at most 500,000.
Claim 11
Dependent Claim
24 words
The silver halide color photographic material as claimed in claim 9, wherein the molecular weight of said homopolymer or copolymer is at most 80,000.
Claim 12
Dependent Claim
85 words
The silver halide color photographic material as claimed in claim 1, comprising at least one silver halide emulsion layer sensitive to red light; at least one silver halide emulsion layer sensitive to blue light; at least one silver halide emulsion layer sensitive to green light; and at least one intermediate layer between said light-sensitive layers comprising a dispersion of the combination of a water-insoluble homopolymer or copolymer which has an amido bond in the repeating unit and at least one compound represented by formula (I).
Claim 13
Dependent Claim
53 words
The silver halide color photographic material as claimed in claim 11, wherein said intermediate layer comprises from 0.1 to 10 mmol/m 2 of said compound represented by formula (I) and from 0.1 to 20 grams of said homopolymer or copolymer represented by formula (II) per gram of said compound represented by formula (I).
Claim 14
Dependent Claim
53 words
The silver halide color photographic material as claimed in claim 12, wherein said intermediate layer comprises from 0.3 to 5 mmol/m 2 of said compound represented by formula (I) and from 0.1 to 10 grams of said homopolymer or copolymer represented by formula (II) per gram of said compound represented by formula (I).
Claim 15
Dependent Claim
53 words
The silver halide color photographic material as claimed in claim 11, wherein said intermediate layer comprises from 0.001 to 0.1 mmol/m 2 of said compound represented by formula (I) and from 0.1 to 30 grams of said homopolymer or copolymer represented by formula (II) per gram of said compound represented by formula (I).
Claim 16
Dependent Claim
53 words
The silver halide color photographic material as claimed in claim 14, wherein said intermediate layer comprises from 0.003 to 0.005 mmol/m 2 of said compound represented by formula (I) and from 0.3 to 7 grams of said homopolymer or copolymer represented by formula (II) per gram of said compound represented by formula (I).
Claim 17
Dependent Claim
32 words
The silver halide color photographic material as claimed in claim 1, wherein the total number of carbon atoms contained in X, R 1 , R 2 and Y is at least 10.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-12-17 | 1994-06-18 | 1994-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-12-17 | 1998-06-18 | 1998-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-12-17 | 2002-06-18 | 2002-12-18 | $7700.00 | Window Closed / Lapsed |