Patent US4134766A successfully refreshed from Google Patents.
US4134766A
Expired / Lapsed
US
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Dye image forming process
Assignee: Konica Minolta Inc
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Filing: 1977-10-19
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Granted: 1979-01-16
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Expires: 1997-10-19
Abstract
Abstract Cyan couplers of the 2-equivalent type having the formula ##STR1## wherein C p , R 1 -R 6 , Z, n, p and q are herein defined are described. These couplers are useful in photography, and photographic materials and developers incorporating these couplers are also described.
Inventors
- 👤 Shoji Kikuchi
- 👤 Hajime Wada
- 👤 Takaya Endo
- 👤 Hidetaka Deguchi
- 👤 Toshiki Komaita
- 👤 Wataru Ishikawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:13
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/305; G03C7/30541; G03C7/30511; G03C7/30517; G03C7/30523
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
236 words
A method of processing an imagewise-exposed light-sensitive silver halide color photographic material by a developer, which method comprises conducting said processing in the presence of an aromatic primary amine developing agent and a coupler represented by the following formula (I): ##STR7## wherein C p represents a monovalent residue obtained by removing one hydrogen atom from the active methylene of a phenol or naphthol cyan coupler; R 1 and R 2 individually represent hydrogen, halogen, nitro, hydroxy, cyano, carboxy, an amino group, sulfo, an alkyl group, an alkenyl group, an aryl group, a pyridinyl group, a quinonyl group, a thienyl group, a piperidyl group, an imidazolyl group, a morpholino group, a furyl group, a thiazolyl group, an oxazolyl group, a benzothiazolyl group, a benzoxazolyl group, a benzimidazolyl group, a furanyl group, an alkoxy group, an aryloxy group, an arylthio group, an acylamino group, an arylazo group, a carbamoyl group, an acyl group, an acyloxy group, a sulfonamido group, a sulfamoyl group or a sulfonyl group; R 3 , R 4 and R 5 individually represent an alkylene group, an arylene group or an aralkylene group; R 6 represents hydrogen, or an alkyl group, an aryl group or an aralkyl group; Z represents a simple bond, oxygen, imino, alkylene, aralkylene or arylene; and n, p and q individually are zero or an integer of 1 to 10, provided that n, p and q do not simultaneously equal zero.
Claim 2
Independent Claim
236 words
A method of processing an imagewise-exposed light-sensitive silver halide color photographic material by a developer, which method comprises conducting said processing in the presence of an aromatic primary amine developing agent and a coupler represented by the following formula (I): ##STR7## wherein C p represents a monovalent residue obtained by removing one hydrogen atom from the active methylene of a phenol or naphthol cyan coupler; R 1 and R 2 individually represent hydrogen, halogen, nitro, hydroxy, cyano, carboxy, an amino group, sulfo, an alkyl group, an alkenyl group, an aryl group, a pyridinyl group, a quinonyl group, a thienyl group, a piperidyl group, an imidazolyl group, a morpholino group, a furyl group, a thiazolyl group, an oxazolyl group, a benzothiazolyl group, a benzoxazolyl group, a benzimidazolyl group, a furanyl group, an alkoxy group, an aryloxy group, an arylthio group, an acylamino group, an arylazo group, a carbamoyl group, an acyl group, an acyloxy group, a sulfonamido group, a sulfamoyl group or a sulfonyl group; R 3 , R 4 and R 5 individually represent an alkylene group, an arylene group or an aralkylene group; R 6 represents hydrogen, or an alkyl group, an aryl group or an aralkyl group; Z represents a simple bond, oxygen, imino, alkylene, aralkylene or arylene; and n, p and q individually are zero or an integer of 1 to 10, provided that n, p and q do not simultaneously equal zero.
Claim 3
Dependent Claim
235 words
A silver halide color photographic material which comprises a support and a photosensitive layer thereon, the layer comprising silver halide grain and a coupler represented by the following formula (I): ##STR8## wherein C p represents a monovalent residue obtained by removing one hydrogen atom from the active methylene of a phenol or naphthol cyan coupler; R 1 and R 2 individually represent hydrogen, halogen, nitro, hydroxy, cyano, carboxy, an amino group, sulfo, an alkyl group, an alkenyl group, an aryl group, a pyridinyl group, a quinonyl group, a thienyl group, a piperidyl group, an imidazolyl group, a morpholino group, a furyl group, a thiazolyl group, an oxazolyl group, a benzothiazolyl group, a benzoxazolyl group, a benzimidazolyl group, a fulanyl group, an alkoxy group, a benzimidazolyl group, a furanyl group, an alkoxy group, an aryloxy group, an arylthio group, an acylamino group, an arylazo group, a carbamoyl group, an acyl group, an acyloxy group, a sulfonamido group, a sulfamoyl group or a sulfonyl group; R 3 , R 4 and R 5 individually represent an alkylene group, an arylene group or an aralkylene group; R 6 represents hydrogen, or an alkyl group, an aryl group or an aralkyl group; Z represents a simple bond, oxygen, imino, alkylene, aralkylene or arylene; and n, p and q individually are zero or an integer of 1 to 10, provided that n, p and q do not simultaneously equal zero.
Claim 4
Dependent Claim
235 words
A silver halide color photographic material which comprises a support and a photosensitive layer thereon, the layer comprising silver halide grain and a coupler represented by the following formula (I): ##STR8## wherein C p represents a monovalent residue obtained by removing one hydrogen atom from the active methylene of a phenol or naphthol cyan coupler; R 1 and R 2 individually represent hydrogen, halogen, nitro, hydroxy, cyano, carboxy, an amino group, sulfo, an alkyl group, an alkenyl group, an aryl group, a pyridinyl group, a quinonyl group, a thienyl group, a piperidyl group, an imidazolyl group, a morpholino group, a furyl group, a thiazolyl group, an oxazolyl group, a benzothiazolyl group, a benzoxazolyl group, a benzimidazolyl group, a fulanyl group, an alkoxy group, a benzimidazolyl group, a furanyl group, an alkoxy group, an aryloxy group, an arylthio group, an acylamino group, an arylazo group, a carbamoyl group, an acyl group, an acyloxy group, a sulfonamido group, a sulfamoyl group or a sulfonyl group; R 3 , R 4 and R 5 individually represent an alkylene group, an arylene group or an aralkylene group; R 6 represents hydrogen, or an alkyl group, an aryl group or an aralkyl group; Z represents a simple bond, oxygen, imino, alkylene, aralkylene or arylene; and n, p and q individually are zero or an integer of 1 to 10, provided that n, p and q do not simultaneously equal zero.
Claim 5
Dependent Claim
201 words
A method according to claim 1 wherein the monovalent residue is represented by the following formula (II), (III) or (IV): ##STR9## wherein R 7 represents hydrogen, halogen, --O--R 10 or --S--R 10 , or an aliphatic hydrocarbon group or an acylamino group; R 8 and R 9 individually represent a hydrogen, a halogen, an alkyl group, having 1-32 carbon atoms, an alkenyl group having 2-18 carbon atoms, a 5-7 membered cycloalkyl group, an aryl group, a pyridinyl group, a pyrimidyl group, a quinolyl group, a thienyl group, a piperidyl group, an oxazolyl group, a triazolyl group or an imidazolyl group; R 10 represents an aliphatic hydrocarbon group; k represents an integer of 1 to 4; l is an integer of 1 to 3; and m is an integer of 1 to 5, with the proviso that R 8 and R 9 do not simultaneously represent hydrogen, also provided that two or more R 7 's, if present, may be the same or different from each other, and further provided that R 8 and R 9 may cooperatively form an N-containing heterocyclic ring with the nitrogen atom to which they are attached, selected from pyridinyl, pyrimidyl, quinolyl, piperidyl, oxazolyl, triazolyl or imidazolyl.
Claim 6
Dependent Claim
100 words
A method according to claim 3 wherein R 8 and R 9 are individually a hydrogen, a halogen, an alkyl group, having 1-32 carbon atoms, an alkenyl group having 2-18 carbon atoms, a 5-7 membered cycloalkyl group, an aryl group, a pyridinyl group, a pyrimidyl group, a quinolyl group, a thienyl group, a piperidyl group, an oxazolyl group, a triazolyl group or an imidazolyl group; or R 8 and R 9 may co-operatively form a 5- or 6-membered heterocyclic ring together with the nitrogen atom to which they are attached, selected from pyridinyl, pyrimidyl, quinolyl, piperidyl, oxazolyl, triazolyl or imidazolyl.
Claim 7
Dependent Claim
56 words
A method according to claim 1 wherein R 1 and R 2 individually are hydrogen, halogen, nitro, cyano, hydroxy, carboxy, sulfo, or an amino group, an alkyl group (having 1-4 carbon atoms), an alkenyl group (having 2-4 carbon atoms), an alkoxy group (having 1-4 carbon atoms), a phenyl group, a phenoxy group or a phenylthio group.
Claim 8
Dependent Claim
51 words
A method according to claim 1 wherein R 3 , R 4 and R 5 individually are an alkylene group (having 1-4 carbon atoms) or a phenylene group, or such a divalent group containing at least one alkylene group having 1-4 carbon atoms and at least one phenylene group linked thereto.
Claim 9
Dependent Claim
23 words
A method according to claim 1 wherein R 6 is hydrogen, or an alkyl group (having 1-32 carbon atoms) or a phenyl group.
Claim 10
Dependent Claim
21 words
A method according to claim 1 wherein Z is a simple bond, oxygen, imino, alkylene having 1-4 carbon atoms or phenylene.
Claim 11
Dependent Claim
62 words
A method according to claim 3 wherein R 7 is hydrogen, halogen, or an alkyl group having 1-32 carbon atoms, an alkenyl group having 2-18 carbon atoms, a cycloalkyl group or an acylamino group, or --O--R 10 or --S--R 10 wherein R 10 is an alkyl group having 1-32 carbon atoms, an alkenyl group having 2-18 carbon atoms or a cycloalkyl group.
Claim 12
Dependent Claim
157 words
A silver halide color photographic material according to claim 2 wherein the monovalent residue is represented by the following formula (II), (III) or (IV): ##STR10## wherein R 7 represents hydrogen, halogen, --O--R 10 or --S--R 10 , or an aliphatic hydrocarbon group or an acylamino group; R 8 and R 9 individually represent hydrogen, or an aliphatic hydrocarbon group, an aryl group or a heterocyclic ring; R 10 represents an aliphatic hydrocarbon group; k represents an integer of 1 to 4; l is an integer of 1 to 3; and m is an integer of 1 to 5, with the proviso that R 8 and R 9 do not simultaneously represent hydrogen, also provided that two or more R 7 's, if present, may be the same or different from each other, and further provided that R 8 and R 9 may co-operatively form an N-containing heterocyclic ring with the nitrogen atom to which they are attached.
Claim 13
Dependent Claim
60 words
A silver halide color photographic material according to claim 2 wherein R 1 and R 2 individually are hydrogen, halogen, nitro, cyano, hydroxy, carboxy, sulfo, or an amino group, an alkyl group (having 1-4 carbon atoms), an alkenyl group (having 2-4 carbon atoms), an alkoxy group (having 1-4 carbon atoms), a phenyl group, a phenoxy group or a phenylthio group.
Claim 14
Dependent Claim
55 words
A silver halide color photographic material according to claim 2 wherein R 3 , R 4 and R 5 are individually an alkylene group (having 1-4 carbon atoms) or a phenylene group, or such a divalent group containing at least one alkylene group having 1-4 carbon atoms and at least one phenylene group linked thereto.
Claim 15
Dependent Claim
27 words
A silver halide color photographic material according to claim 2 wherein R 6 is hydrogen, or an alkyl group (having 1-32 carbon atoms) or a phenyl group.
Claim 16
Dependent Claim
25 words
A silver halide color photographic material according to claim 2 wherein Z is a simple bond, oxygen, imino, alkylene having 1-4 carbon atoms or phenylene.
Claim 17
Dependent Claim
66 words
A silver halide color photographic material according to claim 10 wherein R 7 is hydrogen, halogen, or an alkyl group having 1-32 carbon atoms, an alkenyl group having 2-18 carbon atoms, a cycloalkyl group or an acylamino group, or --O--R 10 or --S--R 10 wherein R 10 is an alkyl group having 1-32 carbon atoms, an alkenyl group having 2-18 carbon atoms or a cycloalkyl group.
Claim 18
Dependent Claim
102 words
A silver halide color photographic material according to claim 10 wherein R 8 and R 9 are individually a hydrogen, a halogen, an alkyl group, having 1-32 carbon atoms, an alkenyl group having 2-18 carbon atoms, a 5-7 membered cycloalkyl group, an aryl group, a pyridinyl group, a pyrimidyl group, a quinolyl group, a thienyl group, a piperidyl group, an oxazolyl group, a triazolyl group or an imidazolyl group; or R 8 and R 9 may co-operatively form 5- or 6-membered heterocyclic ring together with the nitrogen atom to which they are attached, selected from pyridinyl, pyrimidyl, piperidyl, oxazolyl, triazolyl or imidazolyl.
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) | 1982-01-15 | 1982-07-17 | 1983-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-15 | 1986-07-17 | 1987-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-15 | 1990-07-17 | 1991-01-16 | $7700.00 | Window Closed / Lapsed |