Patent US4149886A successfully refreshed from Google Patents.
US4149886A
Expired / Lapsed
US
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Light-sensitive material with coupler containing triazole coupling-off group
Assignee: Fujifilm Holdings Corp
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Filing: 1976-12-09
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Granted: 1979-04-17
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Expires: 1996-12-09
Abstract
Abstract A photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer containing a development inhibitor releasing photographic coupler represented by the following general formula (I): ##STR1## wherein R 1 , R 2 , R 3 and R 4 , which can be the same or different, each represents a hydrogen atom, an aliphatic residue, an aromatic residue or a heterocyclic residue; and X represents a triazole ring which is released upon reaction of the coupler with an oxidation product of an aromatic primary amine developing agent and which exhibits development inhibiting effects; wherein the triazole ring is connected to the coupling position of the coupler through the nitrogen atom at the 1-position of the triazole ring.
Inventors
- 👤 Mitsugu Tanaka
- 👤 Morio Yagihara
- 👤 Toshiaki Aono
- 👤 Takeshi Hirose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:03
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/305; G03C7/30511; G03C7/30517; G03C7/30535
Claims Analysis
Total Claims: 33
Claim 1
Independent Claim
119 words
A photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer containing a development inhibitor releasing photographic coupler represented by the following general formula (I): ##STR7## wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an aliphatic residue, an aromatic residue or a heterocyclic residue; and X represents a triazole ring which is released upon reaction of the coupler with an oxidation product of an aromatic primary developing agent and which exhibits development inhibiting effects, with the triazole ring being connected to the coupling position of the coupler through the nitrogen atom at the 1-position of the ring.
Claim 2
Dependent Claim
119 words
A photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer containing a development inhibitor releasing photographic coupler represented by the following general formula (I): ##STR7## wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an aliphatic residue, an aromatic residue or a heterocyclic residue; and X represents a triazole ring which is released upon reaction of the coupler with an oxidation product of an aromatic primary developing agent and which exhibits development inhibiting effects, with the triazole ring being connected to the coupling position of the coupler through the nitrogen atom at the 1-position of the ring.
Claim 3
Dependent Claim
23 words
The photographic light-sensitive material as claimed in claim 1, wherein said aliphatic residue is an aliphatic residue having 1 to 25 carbon atoms.
Claim 4
Dependent Claim
42 words
The photographic light-sensitive material as claimed in claim 1, wherein said aliphatic residue is substituted with one or more of an alkoxy group, a halogen atom, a hydroxy group, a carboxy group, a sulfo group, a heterocyclic group or an aryl group.
Claim 5
Dependent Claim
23 words
The photographic light-sensitive material as claimed in claim 1, wherein said aromatic residue is an aromatic residue having 6 to 35 carbon atoms.
Claim 6
Dependent Claim
95 words
The photographic light-sensitive material as claimed in claim 1, wherein said aromatic residue is a phenyl group substituted with one or more of a halogen atom, a nitro group, a cyano group, thiocyano groups, a hydroxy group, an alkoxy group, an aryloxy group, an alkyl group, an alkenyl group, an aryl group, an amino group, a carboxy group, an acyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, a carbamoyl group, an acylamino group, a sulfo group, an alkylsulfonyl group, an arylsulfonyl group, and alkoxysulfonyl group, an aryloxysulfonyl group, a sulfamoyl group or a sulfonamino group.
Claim 7
Dependent Claim
40 words
The photographic light-sensitive material as claimed in claim 1, wherein said heterocyclic residue is a 5- or 6-membered ring containing one or more of a nitrogen atom, an oxygen atom or a sulfur atom and 1 to 25 carbon atoms.
Claim 8
Dependent Claim
33 words
The photographic light-sensitive material as claimed in claim 1, wherein said heterocyclic residue is substituted with one or more of an alkyl group, an alkoxy group, a halogen atom or an alkoxycarbonyl group.
Claim 9
Dependent Claim
15 words
The photographic light-sensitive material as claimed in claim 1, wherein X represents a benzotriazolyl group.
Claim 10
Dependent Claim
15 words
The photographic light-sensitive material as claimed in claim 1, wherein X represents a 1,2,4-triazolyl group.
Claim 11
Dependent Claim
31 words
The photographic light-sensitive material as claimed in claim 1, wherein R 1 and R 3 each represents a hydrogen atom and R 2 and R 4 each represents an aromatic residue.
Claim 12
Dependent Claim
64 words
The photographic light-sensitive material as claimed in claim 1, wherein said photographic light-sensitive material comprises a support having thereon a blue-sensitive silver halide emulsion layer unit, a green-sensitive silver halide emulsion layer unit and a red-sensitive silver halide emulsion layer unit and said photographic coupler represented by the general formula (I) is present in at least one of said silver halide emulsion layer units.
Claim 13
Dependent Claim
115 words
An aqueous alkaline developing solution containing an aromatic primary amino developing agent and a development inhibitor releasing photographic coupler represented by the following general formula (I): ##STR8## wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an aliphatic residue, an aromatic residue or a heterocyclic residue; and X represents a triazole ring which is released upon reaction of the coupler with an oxidation product of an aromatic primary developing agent and which exhibits development inhibiting effects, with the triazole ring being connected to the coupling position of the coupler through the nitrogen atom at the 1-position of the ring.
Claim 14
Dependent Claim
115 words
An aqueous alkaline developing solution containing an aromatic primary amino developing agent and a development inhibitor releasing photographic coupler represented by the following general formula (I): ##STR8## wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an aliphatic residue, an aromatic residue or a heterocyclic residue; and X represents a triazole ring which is released upon reaction of the coupler with an oxidation product of an aromatic primary developing agent and which exhibits development inhibiting effects, with the triazole ring being connected to the coupling position of the coupler through the nitrogen atom at the 1-position of the ring.
Claim 15
Independent Claim
187 words
A method of forming images comprising developing an imagewise exposed photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer in the presence of a development inhibitor releasing photographic coupler represented by the following general formula (I): ##STR9## wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an aliphatic residue, an aromatic residue or a heterocyclic residue; and X represents a triazole ring which is released upon reaction of the coupler with an oxidation product of an aromatic primary amine developing agent and which exhibits development inhibiting effects, with the triazole ring being connected to the coupling position of the coupler through the nitrogen atom at the 1-position of the ring, the said exposed material being developed with an aromatic primary amino color developing agent and the color developing agent, after being oxidized, coupling with the said coupler to form a dye image and to release a development inhibitor wherein the coupler initially present in either the said silver halide emulsion or a color developing solution.
Claim 16
Independent Claim
187 words
A method of forming images comprising developing an imagewise exposed photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer in the presence of a development inhibitor releasing photographic coupler represented by the following general formula (I): ##STR9## wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an aliphatic residue, an aromatic residue or a heterocyclic residue; and X represents a triazole ring which is released upon reaction of the coupler with an oxidation product of an aromatic primary amine developing agent and which exhibits development inhibiting effects, with the triazole ring being connected to the coupling position of the coupler through the nitrogen atom at the 1-position of the ring, the said exposed material being developed with an aromatic primary amino color developing agent and the color developing agent, after being oxidized, coupling with the said coupler to form a dye image and to release a development inhibitor wherein the coupler initially present in either the said silver halide emulsion or a color developing solution.
Claim 17
Dependent Claim
15 words
The photographic light-sensitive material as claimed in claim 1, wherein X represents a 1,2,3-triazolyl group.
Claim 18
Dependent Claim
19 words
The photographic light-sensitive material as claimed in claim 14, wherein said 1,2,3-triazolyl group is substituted with a halogen atom.
Claim 19
Dependent Claim
12 words
The developing solution of claim 12 wherein X represents a 1,2,3-triazolyl group.
Claim 20
Dependent Claim
16 words
The developing solution of claim 16, wherein said 1,2,3-triazolyl group is substituted with a halogen atom.
Claim 21
Dependent Claim
12 words
The developing solution of claim 12, wherein X represents a 1,2,4-triazolyl group.
Claim 22
Dependent Claim
11 words
The method of claim 13, wherein X represents a 1,2,3-triazolyl group.
Claim 23
Dependent Claim
20 words
The method of forming images as claimed in claim 19, wherein said 1,2,3-triazolyl group is substituted with a halogen atom.
Claim 24
Dependent Claim
11 words
The method of claim 13, wherein X represents a 1,2,4-triazolyl group.
Claim 25
Dependent Claim
36 words
The photographic light sensitive material of claim 1, wherein X is a benzotriazole group substituted with one or more of an alkyl group, an alkoxy group, a halogen atom, an alkylamido group or an aralkoxy group.
Claim 26
Dependent Claim
51 words
The photographic light sensitive material of claim 22, wherein for substituents on X: said alkyl group has 1-10 carbon atoms, said alkoxy group has 1-15 carbon atoms, said halogen is chlorine or bromine, said alkylamido group has 1-15 carbon atoms and said aralkoxy group has 7 or 8 total carbon atoms.
Claim 27
Dependent Claim
35 words
The photographic developing solution of claim 12, wherein X is a benzotriazole group substituted with one or more of an alkyl group, an alkoxy group, a halogen atom, an alkylamido group or an aralkoxy group.
Claim 28
Dependent Claim
51 words
The photographic developing solution of claim 24, wherein for said substituents on X: said alkyl group has 1-10 carbon atoms, said alkoxy group has 1-15 carbon atoms, said halogen is chlorine or bromine, said alkylamido group has 1-15 carbon atoms and said aralkoxy group has 7 or 8 total carbon atoms.
Claim 29
Dependent Claim
36 words
The method of forming images of claim 13, wherein X is a benzotriazole group substituted with one or more of an alkyl group, an alkoxy group, a halogen atom, an alkylamido group or an aralkoxy group.
Claim 30
Dependent Claim
52 words
The method of forming images of claim 26, wherein for said substituents on X: said alkyl group has 1-10 carbon atoms, said alkoxy group has 1-15 carbon atoms, said halogen is chlorine or bromine, said alkylamido group has 1-15 carbon atoms and said aralkoxy group has 7 or 8 total carbon atoms.
Claim 31
Dependent Claim
15 words
The photographic light sensitive material of claim 1, wherein X is a quinoxalino[ 2,3-f]benzotriazolyl group.
Claim 32
Dependent Claim
15 words
The photographic developing solution of claim 12, wherein X is a quinoxalino[ 2,3-f] benzotriazolyl group.
Claim 33
Dependent Claim
16 words
The method of forming images of claim 13, wherein X is a quinoxalino[ 2,3-f] benzotriazolyl group.
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) | 1982-04-16 | 1982-10-16 | 1983-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-04-16 | 1986-10-16 | 1987-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-04-16 | 1990-10-16 | 1991-04-17 | $7700.00 | Window Closed / Lapsed |