US3915713A
Expired / Lapsed
US
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Silver halide photographic emulsion
Assignee: Fujifilm Holdings Corp
•
Filing: 1973-11-02
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Granted: 1975-10-28
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Expires: 1993-11-02
Abstract
Abstract A silver halide photographic emulsion having an improved initial speed of development, especially in an infectious development process, and capable of producing a picture image with high edge gradient, which contains as the silver halide at least 40 mol % of silver chloride, with the silver halide having an average particle size of not more than 0.8 micron, and containing as a combination of the following compounds: 1. A POLYALKYLENE OXIDE COMPOUND AND 2. AN ORGANIC COMPOUND HAVING AT LEAST ONE HYDROXYL GROUP AND AT LEAST ONE AMINO GROUP CONSISTING OF A TERTIARY NITROGEN ATOM.
Inventors
- 👤 Keisuke Shiba
- 👤 Seiiti Kubodera
- 👤 Haruo Takei
- 👤 Atsuaki Arai
- 👤 Mitsugu Tanaka
- 👤 Takeo Sakai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:09
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/08; G03C1/10; G03C1/04; G03C1/043
Claims Analysis
Total Claims: 52
Claim 1
Independent Claim
47 words
IN A LITHOGRAPHIC SILVER HALIDE PHOTOGRAPHIC EMULSION COMPRISING AT LEAST 40 MOL% OF SILVER CHLORIDE AND CONAINING SILVER HALIDE PARTICLES WITH THE AVERAGE PARTICLE DIAMETER OF NOT MORE THAN 0.8 MICRON, THE IMPROVEMENT WHICH COMPRISES SAID SILVER HALIDE PHOTOGRAPHIC EMULSION CONTANING THE COMBINATION OF THE FOLLOWING COMPOUNDS,
Claim 2
Dependent Claim
47 words
IN A LITHOGRAPHIC SILVER HALIDE PHOTOGRAPHIC EMULSION COMPRISING AT LEAST 40 MOL% OF SILVER CHLORIDE AND CONAINING SILVER HALIDE PARTICLES WITH THE AVERAGE PARTICLE DIAMETER OF NOT MORE THAN 0.8 MICRON, THE IMPROVEMENT WHICH COMPRISES SAID SILVER HALIDE PHOTOGRAPHIC EMULSION CONTANING THE COMBINATION OF THE FOLLOWING COMPOUNDS,
Claim 3
Dependent Claim
3 words
A POLYALKYLENE COMPOUNDS.
Claim 4
Dependent Claim
3 words
A POLYALKYLENE COMPOUNDS.
Claim 5
Dependent Claim
8 words
AN ORGANIC COMPOUND OF THE GENERAL FORMULA (1)
Claim 6
Dependent Claim
8 words
AN ORGANIC COMPOUND OF THE GENERAL FORMULA (1)
Claim 7
Dependent Claim
8 words
an organic compound of the general formula (I)
Claim 8
Dependent Claim
8 words
an organic compound of the general formula (I)
Claim 9
Dependent Claim
16 words
The photographic emulsion of claim 1, in which said organic compound has the general formula (I)
Claim 10
Dependent Claim
17 words
The photographic emulsion of claim 1, in which said organic compound has the following general formula (I-a)
Claim 11
Dependent Claim
80 words
The photographic emulsion of claim 1, wherein A is a unsubstituted or substituted benzene group, naphthalene group, pyrimidine group, or triazine group, said substituents being alkyl, alkoxy, hydroxy, halogen, alkoxycarbonyl, quaternary aminoalkyl, aralkyl or aryl groups; R1 and R2 each is an alkyl group, an alkenyl group, an aralkyl group or an aryl group or R1 and R2 can combine together to form a saturated or unsaturated ring; X represents a hydrogen atom, an acyl group, or an acyloxy group.
Claim 12
Dependent Claim
21 words
The photographic emulsion of claim 1, wherein said polyalkylene oxide compound has a molecular weight ranging from about 500 to 25,000.
Claim 13
Dependent Claim
12 words
The photographic emulsion of claim 5, wherein said polyalkylene oxide compound is
Claim 14
Dependent Claim
16 words
The photographic emulsion of claim 1, wherein said organic compound of the general formula (I) is
Claim 15
Dependent Claim
22 words
The photographic emulsion of claim 1, wherein said emulsion contains at least one of a sensitizing dye of the general formula (II)
Claim 16
Dependent Claim
79 words
The photographic emulsion of claim 8, wherein said Z1 is a tetrazole ring, a pyrrolidine ring, a pyridine ring, a thiazole ring, a thiazoline ring, a selenazole ring, a selenazoline ring, an oxazole ring, an oxazoline ring, an imidazole ring, an imidazoline ring or an indolenine ring and wherein said heterocyclic ring formed Z2 and Z3 each is 5-phenyl-benzoxazole, 5-chlorobenzoxazole, 5-methylbenzoxazole, 5-methoxycarbonylbenzoxazole, 5-chlorobenzothiazole, 5-methoxybenzothiazole, 5-chloro-6-methylbenzothiazole, Beta -naphthothiazole, Beta , Beta ''-naphthothiazole, 5-methylbenzoselenazole, benzoselenazole, 5,6-dichlorobenzimidazole, 5-trifluoromethylbenzimidazole, 5-chloro-6-methylsulfonylbenzimidazole, 5-methoxycarbonylbenzimidazole, or naphthoimidazol-1,1''-dimethylindolenine.
Claim 17
Dependent Claim
67 words
The photographic emulsion of claim 8, wherein R4 and R5 each is an alkyl group, a carboxyalkyl group, a sulfoalkyl group, an allyl group, an aminoalkyl group, an acetoxyalkyl group, an aralkyl group or an aryl group and wherein R7 and R8 each is an alkyl group, an alkenyl group, a hydroxyalkyl group, an amidoalkyl group, an aralkyl group, a carboxyalkyl group or a sulfo alkyl group.
Claim 18
Dependent Claim
74 words
The photographic emulsion of claim 10, wherein L1 and L2 each is a methine chain, a methyl methine chain, an ethyl methine chain, a phenyl methine chain and a 2-hydroxyethyl methin chain R6 is an alkyl group, a cyanoalkyl group, an allyl group, carboxyalkyl group, an aminoalkyl group, an aralkyl group a hydroxyalkyl group or an aryl group; R9 is an alkyl group, an allyl group, an acetoxyalkyl group, a cyanoalkyl group or a
Claim 19
Dependent Claim
20 words
The photographic emulsion of claim 1, wherein said emulsion contains at least one dye selected from the group consisting of
Claim 20
Dependent Claim
21 words
A silver halide photosensitive material containing as a photosensitive layer thereof the silver halide photographic emulsion as claimed in claim 1.
Claim 21
Dependent Claim
17 words
The photographic emulsion of claim 13, in which said organic compound has the following general formula (I-a)
Claim 22
Dependent Claim
82 words
The silver halide photosensitive material of claim 13, wherein A is a unsubstituted or substituted benzene group, naphthalene group, pyrimidine group, or triazine group, said substituents being alkyl, alkoxy, hydroxy, halogen, alkoxycarbonyl, quaternary aminoalkyl, aralkyl or aryl groups; R1 and R2 each is an alkyl group, an alkenyl group, an aralkyl group or an aryl group or R1 and R2 can combine together to form a saturated or unsaturated ring; X represents a hydrogen atom, an acyl group, or an acyloxy group.
Claim 23
Dependent Claim
23 words
The silver halide photosensitive material of claim 13, wherein said polyalkylene oxide compound has a molecular weight ranging from about 500 to 25,000.
Claim 24
Dependent Claim
14 words
The silver halide photosensitive material of claim 16, wherein said polyalkylene oxide compound is
Claim 25
Dependent Claim
18 words
The silver halide photosensitive material of claim 13, wherein said organic compound of the general formula (I) is
Claim 26
Dependent Claim
24 words
The silver halide photosensitive material of claim 13, wherein said emulsion contains at least one of a sensitizing dye of the general formula (II)
Claim 27
Dependent Claim
14 words
A phototypesetting material containing the silver halide photographic emulsion as claimed in claim 3.
Claim 28
Dependent Claim
52 words
The phototypesetting material of claim 20 wherein R1 and R2 each is an alkyl group, an alkenyl group, an aralkyl group or an aryl group or R1 and R2 can combine together to form a saturated or unsaturated ring; X represents is a hydrogen atom, an acyl group, or an acyloxy group.
Claim 29
Dependent Claim
21 words
The phototypesetting material of claim 20, wherein said polyalkylene oxide compound has a molecular weight ranging from about 500 to 25,000.
Claim 30
Dependent Claim
12 words
The phototypesetting material of claim 22, wherein said polyalkylene oxide compound is
Claim 31
Dependent Claim
16 words
The phototypesetting material of claim 23, wherein said organic compound of the general formula (I) is
Claim 32
Dependent Claim
22 words
The phototypesetting material of claim 20, wherein said emulsion contains at least one of a sensitizing dye of the general formula (II)
Claim 33
Dependent Claim
16 words
The emulsion of claim 1 wherein said OX-group is in the position ortho to said N-atom.
Claim 34
Dependent Claim
16 words
The emulsion of claim 1 wherein said OX-group is in the position para to said N-atom.
Claim 35
Dependent Claim
9 words
The emulsion of claim 1 wherein X is hydrogen.
Claim 36
Dependent Claim
21 words
The emulsion of claim 1 wherein X is a group capable of being dissociated therefrom with an inorganic or organic base.
Claim 37
Dependent Claim
11 words
The emulsion of claim 4 wherein A is said benzene group.
Claim 38
Dependent Claim
11 words
The emulsion of claim 4 wherein A is said naphthalene group.
Claim 39
Dependent Claim
11 words
The emulsion of claim 4 wherein A is said pyrimidine group.
Claim 40
Dependent Claim
11 words
The emulsion of claim 4 wherein A is said triazene group.
Claim 41
Dependent Claim
19 words
The silver halide photosensitive material of claim 13 wherein said OX-group is in the position ortho to said N-atom.
Claim 42
Dependent Claim
19 words
The silver halide photosensitive material of claim 13 wherein said OX-group is in the position para to said N-atom.
Claim 43
Dependent Claim
12 words
The silver halide photosensitive material of claim 13 wherein X is hydrogen.
Claim 44
Dependent Claim
24 words
The silver halide photosensitive material of claim 13 wherein X is a group capable of being dissociated therefrom with an inorganic or organic base.
Claim 45
Dependent Claim
14 words
The silver halide photosensitive material of claim 15 wherein A is said benzene group.
Claim 46
Dependent Claim
14 words
The silver halide photosensitive material of claim 15 wherein A is said naphthalene group.
Claim 47
Dependent Claim
14 words
The silver halide photosensitive material of claim 15 wherein A is said pyrimidine group.
Claim 48
Dependent Claim
14 words
The silver halide photosensitive material of claim 15 wherein A is said triazene group.
Claim 49
Dependent Claim
17 words
The phototypesetting material of claim 20 wherein said OX-group is in the position ortho to said N-atom.
Claim 50
Dependent Claim
17 words
The phototypesetting material of claim 20 wherein said OX-group is in the position para to said N-atom.
Claim 51
Dependent Claim
10 words
The phototypesetting material of claim 20 wherein X is hydrogen.
Claim 52
Dependent Claim
22 words
The phototypesetting material of claim 20 wherein X is a group capable of being dissociated therefrom with an inorganic or organic base.
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) | 1978-10-27 | 1979-04-28 | 1979-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-27 | 1983-04-28 | 1983-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-27 | 1987-04-28 | 1987-10-28 | $7700.00 | Window Closed / Lapsed |