EP0255734A2
Expired / Lapsed
EP
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Method for processing a silver halide color photographic material and a color developing composition
Assignee: Fujifilm Holdings Corp
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Filing: 1987-08-07
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Granted: —
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Expires: 2007-08-07
Abstract
Abstract A method for processing a silver halide color photographic material including a step of developing the material with a developer containing an aromatic primary amine color developing agent and at least one compounds represented by the following general formulae (Ia) and (Ib): wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom or an unsubstituted alkyl group; R 5 , R 6 and R 7 , which may be the same or different, each represents an unsubstituted alkylene group; X 1 and X 2 , which may be the same or different, each represents -O-, -S-, -CO-, -SO 2 or -SO-, or a combination thereof, and R 8 represents a hydrogen atom or an unsubstituted alkyl group; and m and n, which may be the same or different, each is 0, I, 2 or 3; and wherein R 13 represents a substituted alkylene group; and R 9 , R 10 , R 11 and R 12 , which may be the same or different, each represents a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group. The developer has superior stability and reduces fogging in continuous processing.
Inventors
- 👤 Kazuto C/O Fuji Photo Film Co. Ltd. Andoh
- 👤 Takatoshi C/O Fuji Photo Film Co. Ltd. Ishikawa
- 👤 Morio C/O Fuji Photo Film Co. Ltd. Yagihara
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-07 07:40
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/407; G03C7/413
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
202 words
I. A method for processing a silver halide color photographic material comprising the step of developing a silver halide color photographic material with a developer containing an aromatic primary amine color developing agent and at least one compound represented by the following general formulae (la) and (Ib): wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom or an unsubstituted alkyl group; R 5 , R 6 and R 7 , which may be the same or different, each represents an unsubstituted alkylene group; X 1 and X 2 , which may be the same or different, each represents -O-, -S-, -CO-, S0 2 or -SO-, or a combination thereof, and R 8 represents a hydrogen atom or an unsubstituted alkyl group; and m and n, which may be the same or different, each is 0, 1, 2 or 3; and wherein R 13 represents a substituted alkylene group; and R 9 , R 10 , R 11 and R 12 , which may be the same or different, each represents a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group.
Claim 2
Independent Claim
243 words
The method as claimed in claim I, wherein said unsubstituted alkyl group represented by R 1 , R 2 , R 3 , R 4 and R 8 each contains I to 10 carbon atoms; the unsubstituted alkylene groups represented by R 5 , R 6 and R 7 each contains I to 6 carbon atoms; X 1 and X 2 each represents -0-, or -S-; m and n each represents 0 or I; R 13 represents an alkylene group substituted with at least one substituent selected from the group consisting of a hydroxyl group, an alkoxy group, an aryloxy group, an amino group, a sulfo group, a phosphonic acid group, a sulfonyl group, a ureido group, an acyl group, an alkylthio group, an arylthio group, a carbamoyl group, a sulfamoyl group, an acylamino group, a sulfonamido group, a halogen, a cyano group, and a nitro group; and said substituted alkyl group and substituted aryl group represented by R 9 , R 10 , R 11 and R 12 each is substituted with at least one substituent selected from the group consisting of a hydroxyl group, an alkoxy group, an aryloxy group, a carboxyl group, an amino group, a sulfo group, a phos phonic acid group, a sulfonyl group, a ureido group, an acyl group, an alkylthio group, an arylthio group, a carbamoyl group, a sulfamoyl group, an acylamino group, a sulfonamido group, a halogen atom, a cyano group and a nitro group.
Claim 3
Dependent Claim
148 words
The method as claimed in claim 2, wherein said unsubstituted alkyl group represented by R 1 , R 2 , R 3 , R 4 and R 8 contains from I to 6 carbon atoms; X 1 and X 2 each represents R 13 represents an alkylene group substituted with a substituent selected from the group consisting of a hydroxyl group, an alkoxy group, an amino group, a sulfo group, and a ureido group; R 9 , R 10 , R 11 and R 12 each represents a hydrogen atom, an unsubstituted alkyl group, or an alkyl group substituted with a substituent selected from the group consisting of a hydroxyl group, an alkoxy group, a carboxyl group, and a sulfo group; and the total number of carbon atoms contained in R 9 , R 10 , R 11 , R 12 and R 13 is at most 30.
Claim 4
Dependent Claim
36 words
The method as claimed in claim 3, wherein the total number of carbon atoms contained in R 9 , R 10 , R 11 , R 1 2 and R 1 3 is at most 20.
Claim 5
Independent Claim
34 words
The method as claimed in claim I, wherein said aromatic primary amine color developing agent comprises a p-phenylenediamine, or a salt thereof selected from a sulfate, a hydrochloride, a sulfite and a p-toluene sulfonate.
Claim 6
Independent Claim
60 words
The method as claimed in claim I, wherein the total amount of said compound represented by general formulae (la) and (Ib) present in said developer is from about 0.05 to 30 g per liter of said developer, and the amount of said aromatic primary amine developing agent is from about 0.01 to about 30 g per liter of said developer.
Claim 7
Independent Claim
43 words
The method as claimed in claim I, wherein said developer further comprises at least one compound capable of directly stabilizing a developing agent, which is selected from the group consisting of a hydroxylamine, a hydrazine, a hydrazide, a hydroxamic acid and an a-hydroxyketone.
Claim 8
Dependent Claim
79 words
The method as claimed in claim 7, wherein said hydroxylamine is represented by the following general formula (II): wherein R 21 and R 22 , which may be the same or different, each represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group or a substituted or unsubstituted aryl group; provided that R 21 and R 22 may be linked to form a heterocyclic ring including the nitrogen atom of general formula (11).
Claim 9
Dependent Claim
28 words
The method as claimed in claim 8, wherein R 21 and R 22 each represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted alkenyl group.
Claim 10
Dependent Claim
107 words
The method as claimed in claim 9, wherein at least one of R 21 and R 22 represents a substituted alkyl group or a substituted alkenyl group, wherein the substituent is selected from the group consisting of a halogen atom, an aryl group, an alkoxy group, an aryloxy group, a sulfonyl group, a sulfonamido group, a sulfamoyl group, a carbamoyl group, an amido group, a ureido group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a cyano group, a hydroxyl group, a carboxyl group, a sulfo group, a nitro group, an amino group, an alkylthio group, an arylthio group, and a heterocyclic group.
Claim 11
Dependent Claim
61 words
II. The method as claimed in claim 10, wherein each of R 21 and R 22 contains from I to 10 carbon atoms, and said substituent is selected from the group consisting of a hydroxyl group, an alkoxy group, a sulfonyl group, an amido group, a carboxyl group, a cyano group, a sulfo group, a nitro group and an amino group.
Claim 12
Dependent Claim
31 words
. 12. The method as claimed in claim II, wherein the amount of said compound represented by formula (II) is from about 0.01 to 30 g per liter of said developer.
Claim 13
Independent Claim
16 words
The method as claimed in claim I, wherein said developer is substantially free from benzyl alcohol.
Claim 14
Independent Claim
18 words
The method as claimed in claim I, wherein said developer is substanfially free from p-aminophenol type developing agent.
Claim 15
Independent Claim
33 words
The method as claimed in claim I, wherein said developing step is conducted at a temperature of from about 20 to 50°C for a time of from about 20 seconds to 5 minutes.
Claim 16
Independent Claim
40 words
The method as claimed in claim I, wherein said silver halide color photographic material comprises a support having thereon at least one silver halide light-sensitive emulsion layer, wherein said silver halide comprises at least about 60 mol% of silver chloride.
Claim 17
Independent Claim
46 words
The method as claimed in claim I, wherein said silver halide color photographic material comprises a support having thereon at least one silver halide light-sensitive emulsion layer, wherein said silver halide is silver bromide or silver chlorobromide comprising at least about 50 mol% of silver bromide.
Claim 18
Independent Claim
205 words
The method as claimed in claim I, wherein said silver halide color photographic material comprises at least one cyan coupler represented by the following general formulae (C-I) and (C-II): wherein R 31 represents an alkyl group, a cycloalkyl group, an aryl amino group, an amino group or heterocyclic ring group; R 32 represents an alkyl group or an aryl group; R 33 represents a hydrogen atom, a halogen atom, an alkyl group or an alkoxy group; provided that R 33 may be linked with R 32 to form a ring; and Z 1 represents a hydrogen atom, a halogen atom or a coupling-off group capable of being cleaved by a reaction of said coupler with the oxidation product of an aromatic primary amine color developing agent; and wherein R 34 represents an alkyl group, a cycloalkyl group, an aryl group or a heterocyclic group; R 35 represents an alkyl group having at least 2 carbon atoms; R 36 represents a hydrogen atom, a halogen atom or an alkyl group; and Z 2 represents a hydrogen atom, a halogen atom or a coupling-off group capable of being cleaved by a reaction of said coupler with the oxidation product of an aromatic primary amine color developing agent.
Claim 19
Dependent Claim
181 words
A color developing composition comprising an aromatic primary amine color developing agent and at least one compound represented by the following general formulae (la) and (Ib): wherein R 1 , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom or an unsubstituted alkyl group; R 5 , R 6 and R 7 , which may be the same or different, each represents an unsubstituted alkylene group; X 1 and X 2 , which may be the same or different, each represents -O-, -S-, -CO-, -S0 2 or -SO-, or a combination thereof, and R 8 represents a hydrogen atom or an unsubstituted alkyl group; and m and n, which may be the same or different, each is 0, I, 2 or 3; and wherein R 13 represents a substituted alkylene group; and R 9 , R 10 , R 11 and R 12 , which may be the same or different, each represents a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group.
Claim 20
Dependent Claim
132 words
A color developing composition comprising an aromatic primary amine color developing agent and at least one compound represented by the following general formula (la): wherein R l , R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom or an unsubstituted alkyl group; R 5 , R 6 and R 7 , which may be the same or different, each represents an unsubstituted alkylene group; X 1 and X 2 , which may be the same or different, each represents -0-, -S-, -CO-, -S0 2 or -SO-, or a combination thereof, and R 8 represents a hydrogen atom or an unsubstituted alkyl group; and m and n, which may be the same or different, each is 0, I, 2 or 3.
Claim 21
Dependent Claim
70 words
A color developing compositin comprising an aromatic primary amine color developing agent and at least one compound represented by the following general formula (Ib): wherein R 13 represents a substituted alkylene group; and R 9 , R 10 , R 11 and R 12 , which may be the same or different, each represents a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group.
Claim 22
Dependent Claim
244 words
The color developing composition as claimed in claim 19, wherein said unsubstituted alkyl group represented by R 1 , R 2 , R 3 , R 4 and R 8 each contains I to 10 carbon atoms; the unsubstituted alkylene groups represented by R 5 , R 6 and R 7 each contains I to 6 carbon atoms; X 1 and X 2 each represents -0-, or -S-; m and n each represents 0 or 1; R 13 represents an alkylene group substituted with at least one substituent selected from the group consisting of a hydroxyl group, an alkoxy group, an aryloxy group, an amino group, a sulfo group, a phosphonic acid group, a sulfonyl group, a ureido group, an acyl group, an alkylthio group, an arylthio group, a carbamoyl group, a sulfamoyl group, an acylamino group, a sulfonamido group, a halogen, a cyano group, and a nitro group; and said substituted alkyl group and substituted aryl group represented by R 9 , R 10 , R 11 and R 12 each is substituted with at least one substituent selected from the group consisting of a hydroxyl group, an alkoxy group, an aryloxy group, a carboxyl group, an amino group, a sulfo group, a phosphonic acid group, a sulfonyl group, a ureido group, an acyl group, an alkylthio group, an arylthio group, a carbamoyl group, a sulfamoyl group, an acylamino group, a sulfonamido group, a halogen atom, a cyano group and a nitro group.
Claim 23
Dependent Claim
149 words
The color developing composition as claimed in claim 22, wherein said unsubstituted alkyl group represented by R 1 , R 2 , R 3 , R 4 and R 8 each contains from I to 6 carbon atoms; X 1 and X 2 each represents R 13 represents an alkylene group substituted with a substituent selected from the group consisting of a hydroxyl group, an alkoxy group, an amino group, a sulfo group, and a ureido group; R 9 , R 10 , R 11 and R 12 each represents a hydrogen atom, an unsubstituted alkyl group, or an alkyl group substituted with a substituent selected from the group consisting of a hydroxyl group, an alkoxy group, a carboxyl group, and a sulfo group; and the total number of carbon atoms contained in R 9 , R 10 , R", R 12 and R 13 is at most 30.
Claim 24
Dependent Claim
36 words
The color developing composition as claimed in claim 22, wherein the total number of carbon atoms contained in R 9, R 10 , R 11 , R 1 2 and R 13 is at most 20.
Claim 25
Dependent Claim
36 words
The color developing composition as claimed in claim 19, wherein said aromatic primary amine color developing agent comprises a p-phenylenediamine, or a salt thereof selected from a sulfate, a hydrochloride, a sulfite and a p-toluene sulfonate.
Claim 26
Dependent Claim
20 words
The color developing composition as claimed in claim 19, wherein said developer is substantially free from p-aminophenol type developing agent.
Claim 27
Dependent Claim
61 words
The color developing composition as claimed in claim 19, wherein the amount of said compound represented by general formula (Ia) or (Ib) present in said developer is from about 0.05 to 30 g per liter of said developer, and the amount of said aromatic primary amine developing agent is from about 0.01 to about 30 g per liter of said developer.
References Cited (Backward Citations)
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