Patent US4551419A successfully refreshed from Google Patents.
US4551419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of developing silver halide photographic material
Assignee: Fujifilm Holdings Corp
•
Filing: 1984-02-10
•
Granted: 1985-11-05
•
Expires: 2004-02-10
Abstract
Abstract A silver halide photographic material which contains a light-sensitive silver halide emulsion and an internally fogged silver halide emulsion is development-processed in the presence of at least one compound selected from the group consisting of compounds represented by the general formulae (I) and (II) and at least one azaindene having a mercapto group to exhibit high photographic speed, high contrast and high maximum image density: R.sub.1 --(R.sub.3).sub.l X}.sub.n R.sub.3 '--R.sub.2 (I) wherein R 1 and R 2 each represents a hydrogen atom, an aryl group, an aryl group, or a heterocyclic group; R 3 and R 3 ' each represents an alkylene group, an arylene group, a heterocyclic group; X presents ##STR1## R 4 represents a hydrogen atom or --R 5 --Y} m R 5 '--R 6 ; R 5 and R 5 ' have the same meanings as R 3 and R 3 '; R 6 has the same meaning as R 1 and R 2 ; Y represents ##STR2## R 7 has the same meaning as R 1 and R 2 ; l represents 0 or 1, n represents an integer of 1 to 110, and m represents an integer of 0 to 10, and at least one X therein must be a sulfur atom: ##STR3## wherein Q represents atoms necessary to form a heterocyclic ring, and A represents an alkyl group, or an aryl group.
Inventors
- 👤 Tadao Sugimoto
- 👤 Hideo Ikeda
- 👤 Koki Nakamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:43
CPC Classifications
C; C07; C07D; C07D487/00; C07D487/02; C07D487/04; C07C; C07C323/00; C07C323/23; C07C323/24; C07C323/25; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/36; G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/08; G03C1/09; G03C1/34; G03C1/346
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
319 words
A method for surface development-processing a silver halide photographic material containing a surface latent image light-sensitive silver halide emulsion and an internally fogged silver halide emulsion, in which the surface development-processing is carried out in the presence of at least one compound selected from the group consisting of compounds represented by the general formulae (I) and (II) and at least one azaindene having a mercapto group: R.sub.1 --(R.sub.3).sub.1 X}.sub.n R.sub.3 '--R.sub.2 (I) wherein R 1 and R 2 each represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; R 3 and R 3 ' each represents a substituted or unsubstituted alkylene group, a substituted or unsubstituted arylene group, and a substituted or unsubstituted divalent heterocyclic group; X represents ##STR17## R 4 represents a hydrogen atom or --R 5 --Y} m R 5 '--R 6 ; R 5 and R 5 ' have the same meanings as R 3 and R 3 '; R 6 has the same meaning as R 1 and R 2 ; Y represents ##STR18## R 7 has the same meaning as R 1 and R 2 ; l represents 0 or 1, n represents an integer of 1 to 110, and m represents an integer of 0 to 10, wherein when m and n each is not less than 2, X, Y, R 3 and R 5 may be different between repeating units respectively and at least one X therein must be a sulfur atom: ##STR19## wherein Q represents atoms necessary to form a heterocyclic ring which may be substituted, and A represents a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group, wherein said azaindene is selected from the group consisting of tetrazaidenes, triazaidenes, pentazaindenes, and purines, and wherein said compounds represented by formula (II) are other than said at least one azaidene having a mercapto group.
Claim 2
Independent Claim
319 words
A method for surface development-processing a silver halide photographic material containing a surface latent image light-sensitive silver halide emulsion and an internally fogged silver halide emulsion, in which the surface development-processing is carried out in the presence of at least one compound selected from the group consisting of compounds represented by the general formulae (I) and (II) and at least one azaindene having a mercapto group: R.sub.1 --(R.sub.3).sub.1 X}.sub.n R.sub.3 '--R.sub.2 (I) wherein R 1 and R 2 each represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; R 3 and R 3 ' each represents a substituted or unsubstituted alkylene group, a substituted or unsubstituted arylene group, and a substituted or unsubstituted divalent heterocyclic group; X represents ##STR17## R 4 represents a hydrogen atom or --R 5 --Y} m R 5 '--R 6 ; R 5 and R 5 ' have the same meanings as R 3 and R 3 '; R 6 has the same meaning as R 1 and R 2 ; Y represents ##STR18## R 7 has the same meaning as R 1 and R 2 ; l represents 0 or 1, n represents an integer of 1 to 110, and m represents an integer of 0 to 10, wherein when m and n each is not less than 2, X, Y, R 3 and R 5 may be different between repeating units respectively and at least one X therein must be a sulfur atom: ##STR19## wherein Q represents atoms necessary to form a heterocyclic ring which may be substituted, and A represents a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group, wherein said azaindene is selected from the group consisting of tetrazaidenes, triazaidenes, pentazaindenes, and purines, and wherein said compounds represented by formula (II) are other than said at least one azaidene having a mercapto group.
Claim 3
Dependent Claim
35 words
A method for development-processing as claimed in claim 1, wherein said heterocyclic group for R 1 and R 2 contains at least one heteroatom selected from the group consisting of sulfur, nitrogen and oxygen atoms.
Claim 4
Dependent Claim
41 words
A method for development-processing as claimed in claim 2, wherein said heterocyclic group is a group selected from the group consisting of ##STR20## imidazole, benzimidazole, oxazole, benzoxazole, thiazole, benzothiazole, triazole, benzotriazole, pyridine, pyrazine, quinoline, triazine, tetrazole, azaindenes, purine, thiadiazole and oxadiazole.
Claim 5
Dependent Claim
83 words
A method for development-processing as claimed in claim 1, wherein said substituted R 1 , R 2 , R 3 , R 3 ', R 5 , R 5 ', R 6 , R 7 and Q are substituted with at least one group selected from the group consisting of a hydroxyl group, a halogen atom, an alkyl group, an aryl group, an amino group, mono- or di-alkyl substituted amino group, --COOH, --COOM and --SO 3 M, wherein M represents Na or K.
Claim 6
Dependent Claim
30 words
A method for development-processing as claimed in claim 1, wherein said arylene group for R 3 and R 3 ' is a group selected from the group consisting of ##STR21##
Claim 7
Dependent Claim
30 words
A method for development-processing as claimed in claim 1, wherein said heterocyclic group for R 3 and R 3 ' is a group selected from the group consisting of ##STR22##
Claim 8
Dependent Claim
53 words
A method for development-processing as claimed in claim 1, wherein said heterocyclic ring for Q is a ring selected from the group consisting of thiazoline-2-thione rings, benzothiazoline-2-thione rings, thiazolidine-2-thione rings, imidazolidine-2-thione rings, selenazolidine-2-thione rings, 1,3,4-thiadiazoline-2-thione rings, 1,3,4-selenadiazoline-2-thione rings, 4-selenazoline-2-thione rings, 1,2-dihydropyridine-2-thione rings, benzoxazoline-2-thione rings, benzimidazoline-2-thione rings, benzoselenazoline-2-thione rings, 1,2-dihydroquinoline-2-thione rings, and rhodanine rings.
Claim 9
Dependent Claim
47 words
A method for development-processing as claimed in claim 1, wherein said substituted alkyl group for A is substituted with at least one group selected from the group consisting of a hydroxy group, an aryl group, a morpholino group, an alkyl thio group and a hydroxy alkylthio group.
Claim 10
Dependent Claim
46 words
A method for development-processing as claimed in claim 1, wherein said substituted aryl group for A is substituted with at least one group selected from the group consisting of an alkyl group, an alkoxy group, an alkylthio group, a hydroxy alkylthio group and a halogen atom.
Claim 11
Dependent Claim
143 words
A method for development-processing as claimed in claim 1, wherein said azaindene is a compound selected from the group consisting of the general formula (IIIa) to (IIIf): ##STR23## wherein said R 11 to R 15 each represents a hydrogen atom, an alkyl group, an aryl group, an aralkyl group, an amino group, hydroxyl group, an alkoxy group, an alkoxycarbonyl group, cyano group and mercapto group; and that, at least one mercapto group must be contaied in the compound represented by general formulae (IIIa) to (IIIf), two of said substituents R 11 to R 15 may combine with each other and form a ring, said alkyl group, aryl group, aralkyl group, amino group, alkoxy group may be substituted with at least one group selected from the group consisting an amino group, a substituted amino group, hydroxyl group, an alkoxyl group and alkyl mercapto group.
Claim 12
Dependent Claim
34 words
A method for development-processing as claimed in claim 1, wherein at least one compound selected from the group consisting compounds represented by the general formulae (I) and (II) is incorporated in the photographic material.
Claim 13
Dependent Claim
33 words
A method for development-processing as claimed in claim 11, wherein said compound is incorporated in an amount of 1×10 -5 to 1×10 -1 mole per mole of the silver halide in the material.
Claim 14
Dependent Claim
34 words
A method for development-processing as claimed in claim 1, wherein at least one compound selected from the group consisting compounds represented by the general formulae (I) and (II) is incorporated in a processing solution.
Claim 15
Dependent Claim
23 words
A method for development-processing as claimed in claim 13, wherein said processing solution is a developing solution or a solution of a prebath.
Claim 16
Dependent Claim
28 words
A method for development-processing as claimed in claim 13, wherein said compound is incorporated in a processing solution in an amount of 10 -5 to 10 -1 mole/l.
Claim 17
Dependent Claim
21 words
A method for development-processing as claimed in claim 1, wherein at least one azaindene compound is incorporated in the photographic material.
Claim 18
Dependent Claim
36 words
A method for development-processing as claimed in claim 11, wherein said azaindene compound is incorporated in an amount of 1×10 -5 to 1×10 -1 mole per mole of the internally fogged silver halide in the material.
Claim 19
Dependent Claim
21 words
A method for development-processing as claimed in claim 1, wherein at least one azaindene compound is incorporated in a processing solution.
Claim 20
Dependent Claim
23 words
A method for development-processing as claimed in claim 18, wherein said processing solution is a developing solution or a solution of a prebath.
Claim 21
Dependent Claim
29 words
A method for development-processing as claimed in claim 18, wherein said azaindene compound is incorporated in a processing solution in an amount of 10 -5 to 10 -1 mole/l.
Claim 22
Dependent Claim
31 words
A method for development-processing as claimed in claim 1, wherein said light-sensitive silver halide and internally fogged silver halide are used in a ratio of from 100:1 to 1:100 by weight.
Claim 23
Dependent Claim
32 words
A method for development-processing as claimed in claim 1, wherein the coverage of said light-sensitive silver halide and internally fogged silver halide is 0.5 to 10 g/m 2 in total of silver.
Claim 24
Dependent Claim
302 words
A silver halide photographic material comprising a surface latent image light-sensitive silver halide emulsion, an internally fogged silver halide emulsion, at least one compound selected from the group consisting of compounds represented by the general formulae (I) and (II) and at least one azaindene having a mercapto group: R.sub.1 --(R.sub.3).sub.1 X}.sub.n R.sub.3 '--R.sub.2 (I) wherein R 1 and R 2 each represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; R 3 and R 3 ' each represents a substituted or unsubstituted alkylene group, a substituted or unsubstituted arylene group, and a substituted or unsubstituted divalent heterocyclic group; X represents ##STR24## R 4 represents a hydrogen atom or --R 5 --Y} m R 5 '--R 6 ; R 5 and R 5 ' have the same meanings as R 3 and R 3 '; R 6 has the same meaning as R 1 and R 2 ; Y represents ##STR25## R 7 has the same meaning as R 1 and R 2 ; l represents 0 or 1, n represents an integer of 1 to 110, and m represents an integer of 0 to 10, wherein when m and n each is not less than 2, X, Y, R 3 and R 5 may be different between repeating units respectively and that, at least one X therein must be a sulfur atom: ##STR26## wherein Q represents atoms necessary to form a heterocyclic ring which may be substituted, and A represents a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group, wherein said azaindene is selected from the group consisting of tetrazaidenes, triazaidenes, pentazaindenes, and purines, and wherein said compounds represented by formula (II) are other than said at least one azaindene having a mercapto group.
Claim 25
Dependent Claim
302 words
A silver halide photographic material comprising a surface latent image light-sensitive silver halide emulsion, an internally fogged silver halide emulsion, at least one compound selected from the group consisting of compounds represented by the general formulae (I) and (II) and at least one azaindene having a mercapto group: R.sub.1 --(R.sub.3).sub.1 X}.sub.n R.sub.3 '--R.sub.2 (I) wherein R 1 and R 2 each represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; R 3 and R 3 ' each represents a substituted or unsubstituted alkylene group, a substituted or unsubstituted arylene group, and a substituted or unsubstituted divalent heterocyclic group; X represents ##STR24## R 4 represents a hydrogen atom or --R 5 --Y} m R 5 '--R 6 ; R 5 and R 5 ' have the same meanings as R 3 and R 3 '; R 6 has the same meaning as R 1 and R 2 ; Y represents ##STR25## R 7 has the same meaning as R 1 and R 2 ; l represents 0 or 1, n represents an integer of 1 to 110, and m represents an integer of 0 to 10, wherein when m and n each is not less than 2, X, Y, R 3 and R 5 may be different between repeating units respectively and that, at least one X therein must be a sulfur atom: ##STR26## wherein Q represents atoms necessary to form a heterocyclic ring which may be substituted, and A represents a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group, wherein said azaindene is selected from the group consisting of tetrazaidenes, triazaidenes, pentazaindenes, and purines, and wherein said compounds represented by formula (II) are other than said at least one azaindene having a mercapto group.
Claim 26
Dependent Claim
31 words
A method for development-processing as claimed in claim 1, wherein said surface latent image light-sensitive silver halide emulsion has a sensitivity greater than that of the internally fogged silver halide emulsion.
Claim 27
Dependent Claim
35 words
A method for development-processing as claimed in claim 1, wherein said surface latent image light-sensitive silver halide emulsion has a sensitivity 10 times or more greater than that of the internally fogged silver halide emulsion.
Claim 28
Dependent Claim
40 words
A method for development-processing as claimed in claim 1, wherein the ratio of the content of said surface latent image light-sensitive silver halide emulsion to the content of said internally fogged silver halide emulsion is 100:1 to 1:100 (by weight).
References Cited (Backward Citations)
US2996382A
Cited
US3178282A
Cited
US3021215A
Cited
US3367778A
Cited
US4088494A
Cited
US4150993A
Cited
US4309501A
Cited
JPS5789749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-11-04 | 1989-05-06 | 1989-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-11-04 | 1993-05-06 | 1993-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-11-04 | 1997-05-06 | 1997-11-05 | $7700.00 | Window Closed / Lapsed |