Patent US4268622A successfully refreshed from Google Patents.
US4268622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic light-sensitive materials having dyed layers
Assignee: Fujifilm Holdings Corp
•
Filing: 1979-12-19
•
Granted: 1981-05-19
•
Expires: 1999-12-19
Abstract
Abstract A silver halide photographic light-sensitive material having on a support a hydrophilic colloidal layer containing a basic polymer, and at least one styryl or butadienyl dye represented by the following general formula (I) and having at least three sulfo groups in a dye molecule: ##STR1## wherein R 1 and R 2 , which may be the same or different, each represents an alkyl group; R 3 represents an unsubstituted or substituted alkyl or alkenyl group; L represents --O--Y--SO 3 M or ##STR2## in which Z 1 and Z 2 , which may be the same or different, each represents a hydrogen atom, an unsubstituted or substituted alkyl group, an alkenyl group, an unsubstituted or substituted aryl group, an acyl group or --Y--SO 3 M, Y represents an alkylene or alkenylene group, and M represents a cation; X 1 , X 2 and X 3 , which may be the same or different, each represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a hydroxy group, a carboxy group, a substituted amino group or an alkoxycarbonyl group; m is 0 or 1; and n is 1 or 2.
Inventors
- 👤 Keiichi Adachi
- 👤 Eiichi Kato
- 👤 Nobuaki Inoue
- 👤 Tetsurou Kojima
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:20
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/825; G03C1/83; G03C1/832; C; C09; C09B; C09B23/00; C09B23/10; C09B23/107; C09B23/14; C09B23/145
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
236 words
A photographic light-sensitive element comprising a support, at least one light-sensitive silver halide emulsion layer carried on said support and at least one hydrophilic colloidal layer carried on said support containing a basic polymer and at least one dye selected from the styryl and butadienyl dyes represented by the formula (I) each containing at least three sulfo groups in the molecule: ##STR11## wherein R 1 and R 2 may be the same or different and represent an alkyl group; R 3 represents an unsubstituted or substituted alkyl or alkenyl group; L represent --O--Y--SO 3 M or ##STR12## in which Z 1 and Z 2 can be the same or different and represent a hydrogen atom, an unsubstituted or substituted alkyl group, an alkenyl group, an unsubstituted or substituted aryl group, an acyl group or --Y--SO 3 M, Y represents an alkylene or alkenylene group, and M represents a hydrogen atom or a cation; X 1 , X 2 and X 3 can be the same or different, and each represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a hydroxy group, a carboxy group, a substituted amino group or an alkoxycarbonyl group; m is 0 or 1; and n is 1 or 2, there being present in said hydrophilic colloidal layer 1 to 5 equivalents of recurring units forming the polymer per equivalent of acid group in the at least one dye.
Claim 2
Dependent Claim
236 words
A photographic light-sensitive element comprising a support, at least one light-sensitive silver halide emulsion layer carried on said support and at least one hydrophilic colloidal layer carried on said support containing a basic polymer and at least one dye selected from the styryl and butadienyl dyes represented by the formula (I) each containing at least three sulfo groups in the molecule: ##STR11## wherein R 1 and R 2 may be the same or different and represent an alkyl group; R 3 represents an unsubstituted or substituted alkyl or alkenyl group; L represent --O--Y--SO 3 M or ##STR12## in which Z 1 and Z 2 can be the same or different and represent a hydrogen atom, an unsubstituted or substituted alkyl group, an alkenyl group, an unsubstituted or substituted aryl group, an acyl group or --Y--SO 3 M, Y represents an alkylene or alkenylene group, and M represents a hydrogen atom or a cation; X 1 , X 2 and X 3 can be the same or different, and each represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a hydroxy group, a carboxy group, a substituted amino group or an alkoxycarbonyl group; m is 0 or 1; and n is 1 or 2, there being present in said hydrophilic colloidal layer 1 to 5 equivalents of recurring units forming the polymer per equivalent of acid group in the at least one dye.
Claim 3
Dependent Claim
60 words
The photographic light-sensitive element of claim 1, wherein R 1 and R 2 each represents an alkyl group having 1 to 3 carbon atoms, and R 3 represents an alkyl group having 1 to 5 carbon atoms, a substituted alkyl group having a total of 1 to 6 carbon atoms, or an alkenyl group having 2 to 4 carbon atoms.
Claim 4
Dependent Claim
35 words
The photographic light-sensitive element of claim 2, wherein L represents --O--Y--SO 3 M, wherein Y represents an alkylene group having 2 to 5 carbon atoms or an alkenylene group having 2 to 5 carbon atoms.
Claim 5
Dependent Claim
92 words
The photographic light-sensitive element of claim 2, wherein L represents ##STR13## wherein Z 1 and Z 2 each represents a hydrogen atom, an alkyl or substituted alkyl group having 1 to 6 carbon atoms, an alkenyl group having 2 to 4 carbon atoms, a phenyl or substituted phenyl group, an acyl group derived from an aliphatic carboxylic or sulfonic acid having 1 to 4 carbon atoms, or --Y--SO 3 M, wherein Y represents an alkylene group having 2 to 5 carbon atoms or an alkenylene group having 2 to 5 carbon atoms.
Claim 6
Dependent Claim
35 words
The photographic light-sensitive element of claim 3 or 4, wherein M represents a hydrogen atom, an ammonium group, an alkali metal cation, an alkaline earth metal cation or a cation derived from an organic base.
Claim 7
Dependent Claim
99 words
The photographic light-sensitive element of claim 5, wherein X 1 , X 2 and X 3 each represent a hydrogen atom, a halogen atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, a hydroxy group, a carboxy group, an amino group substituted with an acyl group derived from an aliphatic carboxylic or sulfonic acid having 1 to 4 carbon atoms, an alkylamino group having 1 to 4 carbon atoms, a dialkylamino group having 1 to 4 carbon ato ms, or an alkoxycarbonyl group having 2 to 4 carbon atoms.
Claim 8
Dependent Claim
11 words
The photographic light-sensitive element of claim 6, wherein n is 1.
Claim 9
Dependent Claim
18 words
The photographic light-sensitive element of claim 7, wherein L or X 3 contains at least one sulfo group.
Claim 10
Dependent Claim
20 words
The photographic light-sensitive element of claim 8, wherein any of said sulfo groups is in the form of a salt.
Claim 11
Dependent Claim
12 words
The photographic light-sensitive element of claim 1, wherein M represents a cation.
Claim 12
Dependent Claim
21 words
The photographic light-sensitive element of claim 4, wherein at least one of Z 1 and Z 2 contains a sulfo group.
Claim 13
Dependent Claim
28 words
The photographic light-sensitive element of claim 11, wherein at least one of Z 1 and Z 2 is a sulfoalkyl group, a sulfoaralkyl group or a sulfoalkoxyalkyl group.
Claim 14
Dependent Claim
14 words
The photographic light-sensitive element of claim 1, wherein R 3 contains a sulfo group.
Claim 15
Dependent Claim
14 words
The photographic light-sensitive element of claim 13, wherein R 3 is a sulfoalkyl group.
Claim 16
Dependent Claim
28 words
The photographic light-sensitive element of claim 1, wherein said dye is present in an amount of about 8 to 800 mg dye per square meter of said material.
Claim 17
Dependent Claim
13 words
The photographic light-sensitive element of claim 3, wherein Y represents an alkylene group.
Claim 18
Dependent Claim
22 words
The photographic light-sensitive element of claim 1, wherein said hydrophilic colloid layer is positioned in said light-sensitive material as an antihalation layer.
Claim 19
Dependent Claim
22 words
The photographic light-sensitive element of claim 1, wherein said hydrophilic colloid layer is positioned in said light-sensitive material as a filter layer.
Claim 20
Dependent Claim
29 words
The photographic light-sensitive element of claim 1, wherein said basic polymer is a polymer obtained by polymerization of at least an ethylenically unsaturated monomer containing a dialkylaminoalkyl ester group.
Claim 21
Dependent Claim
36 words
The photographic light-sensitive element of claim 1, wherein said basic polymer is a basic and hydrophilic high polymer which contains a basic residue having a tertiary or quaternary nitrogen atom in its main or side chain.
Claim 22
Dependent Claim
57 words
The photographic light-sensitive element of claim 1, wherein R 1 and R 2 each represents an alkyl group having 1 to 5 carbon atoms, and R 3 represents an alkyl group having 1 to 6 carbon atoms, a substituted alkyl group having 1 to 8 carbon atoms or an alkenyl group having 2 to 5 carbon atoms.
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) | 1984-05-18 | 1984-11-17 | 1985-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-05-18 | 1988-11-17 | 1989-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-05-18 | 1992-11-17 | 1993-05-19 | $7700.00 | Window Closed / Lapsed |