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US4778743A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for processing light-sensitive silver halide color photographic material using a washing solution substitute

Assignee: Konica Minolta Inc
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Filing: 1987-04-27
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Granted: 1988-10-18
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Expires: 2007-04-27
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Abstract

Abstract Disclosed is a method for processing a light-sensitive silver halide color photographic material, which comprises including at least the step of color developing, the step of processing with a liquor having fixing ability and the step of processing with a washing solution substitute as the final processing step, after imagewise exposure of a light-sensitive silver halide color photographic material containing at least one silver halide emulsion layer on a support, characterized in that at least one layer of the silver halide emulsion layer contains at least one coupler selected from the magenta couplers and the cyan couplers; washing solution substitute contains at least one compound selected from the group consisting of from 2.0×10 -5 to 2.5×10 -2 mol per liter of the washing solution substitute of the aldehydes, from 2.0×10 -5 to 8.0×10 -2 mol per liter of the washing solution substitute of the aldehyde derivatives and from 2.0×10 -5 to 8.0×10 -2 mol per liter of the washing solution substitute of the aldehyde derivatives; and the replenished amount of the washing solution substitute is at least 2 to 50-fold of the amount of processing solution in the processing steps prior to the step of processing with the washing solution substitute, which is carried over into the washing solution substitute by the light-sensitive photographic material processed in the step processed with the liquor having fixing ability.

Inventors

  • 👤 Masao Ishikawa
  • 👤 Shigeharu Koboshi
  • 👤 Masayuki Kurematsu

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 16:03
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/3046; G03C7/32; G03C7/3225

Claims Analysis

Total Claims: 26
Claim 1
Independent Claim 594 words
A method for processing a light-sensitive silver halide color photographic material, which comprises including at least the step of color developing, the step of processing with a liquor having fixing ability and the step of processing with a washing solution substitute as the final processing step, after imagewise exposure of a light-sensitive silver halide color photographic material containing at least one silver halide emulsion layer on a support, characterized in that at least one layer of said silver halide emulsion layer contains at least one coupler selected from magenta couplers represented by Formula I shown below, cyan couplers represented by Formula II shown below, cyan couplers represented by Formula III shown below and cyan couplers represented by Formula IV shown below; said washing solution substitute contains at least one compound selected from the group consisting of from 2.0×10 -5 to 2.5×10 -2 mol per liter of said washing solution substitute of compounds represented by Formula V shown below, from 2.0×10 -5 to 8.0×10 -2 mol per liter of said washing solution substitute of compounds represented by Formula VI shown below and from 2.0×10 -5 to 8.0×10 -2 mol per liter of said washing solution substitute of compounds represented by Formula VII shown below; and the replenished amount of said washing solution substitute is at least 2 to 50-fold of the amount of processing solution in the processing steps prior to the step of processing with said washing solution substitute, which is carried over into said washing solution substitute by the light-sensitive photographic material processed in the step processed with said liquor having fixing ability: ##STR76## wherein Z represents a group of nonmetallic atoms necessary for formation of a nitrogen containing heterocyclic ring, and the ring formed by said Z may have a substituent; X represents a hydrogen atom or a substituent eliminatable through the reaction with the oxidized product of a color developing agent; and R represents a hydrogen atom or a substituent, ##STR77## wherein one of R and R 1 is a hydrogen atom, and the other is a straight chain or branched alkyl group having at least 2 to 12 carbon atoms, X represents a hydrogen atom or a group eliminatable through the coupling reaction with the oxidized product of an aromatic primary amino color developing agent, and R 2 represents a ballast group, ##STR78## ##STR79## wherein Y represents ##STR80## (R 4 represents an alkyl group, an alkenyl group, a cycloalkyl group, an aryl group or a heterocyclic group, R 5 represents a hydrogen atom, an alkyl group, an alkenyl group, a cycloalkyl, an aryl group or a heterocyclic group, or R 4 and R 5 may be bonded together to form a 5- or 6-membered ring), R 3 represents a ballast group, Z represents a hydrogen atom or a group eliminatable through the coupling reaction with the oxidized product of an aromatic primary amine color developing agent, A.sub.1 --CHO Formula V wherein A 1 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a formyl group, an acyl group or an alkenyl group, ##STR81## wherein each of A 2 and A 3 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a formyl group, an acyl group or an alkenyl group, and M represents an alkali metal, ##STR82## wherein each of A 4 and A 5 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a formyl group, an acyl group or an alkenyl group, M represents an alkali metal and n represents an integer of 0 to 4.
Claim 2
Independent Claim 594 words
A method for processing a light-sensitive silver halide color photographic material, which comprises including at least the step of color developing, the step of processing with a liquor having fixing ability and the step of processing with a washing solution substitute as the final processing step, after imagewise exposure of a light-sensitive silver halide color photographic material containing at least one silver halide emulsion layer on a support, characterized in that at least one layer of said silver halide emulsion layer contains at least one coupler selected from magenta couplers represented by Formula I shown below, cyan couplers represented by Formula II shown below, cyan couplers represented by Formula III shown below and cyan couplers represented by Formula IV shown below; said washing solution substitute contains at least one compound selected from the group consisting of from 2.0×10 -5 to 2.5×10 -2 mol per liter of said washing solution substitute of compounds represented by Formula V shown below, from 2.0×10 -5 to 8.0×10 -2 mol per liter of said washing solution substitute of compounds represented by Formula VI shown below and from 2.0×10 -5 to 8.0×10 -2 mol per liter of said washing solution substitute of compounds represented by Formula VII shown below; and the replenished amount of said washing solution substitute is at least 2 to 50-fold of the amount of processing solution in the processing steps prior to the step of processing with said washing solution substitute, which is carried over into said washing solution substitute by the light-sensitive photographic material processed in the step processed with said liquor having fixing ability: ##STR76## wherein Z represents a group of nonmetallic atoms necessary for formation of a nitrogen containing heterocyclic ring, and the ring formed by said Z may have a substituent; X represents a hydrogen atom or a substituent eliminatable through the reaction with the oxidized product of a color developing agent; and R represents a hydrogen atom or a substituent, ##STR77## wherein one of R and R 1 is a hydrogen atom, and the other is a straight chain or branched alkyl group having at least 2 to 12 carbon atoms, X represents a hydrogen atom or a group eliminatable through the coupling reaction with the oxidized product of an aromatic primary amino color developing agent, and R 2 represents a ballast group, ##STR78## ##STR79## wherein Y represents ##STR80## (R 4 represents an alkyl group, an alkenyl group, a cycloalkyl group, an aryl group or a heterocyclic group, R 5 represents a hydrogen atom, an alkyl group, an alkenyl group, a cycloalkyl, an aryl group or a heterocyclic group, or R 4 and R 5 may be bonded together to form a 5- or 6-membered ring), R 3 represents a ballast group, Z represents a hydrogen atom or a group eliminatable through the coupling reaction with the oxidized product of an aromatic primary amine color developing agent, A.sub.1 --CHO Formula V wherein A 1 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a formyl group, an acyl group or an alkenyl group, ##STR81## wherein each of A 2 and A 3 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a formyl group, an acyl group or an alkenyl group, and M represents an alkali metal, ##STR82## wherein each of A 4 and A 5 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a formyl group, an acyl group or an alkenyl group, M represents an alkali metal and n represents an integer of 0 to 4.
Claim 3
Dependent Claim 27 words
The method according to claim 1, wherein said step of processing with said washing solution substitute is practiced in a countercurrent system having at least two baths.
Claim 4
Dependent Claim 30 words
The method according to claim 1, wherein said compound contained in said washing solution substitute is at least one selected from the group consisting of compounds represented by Formula V.
Claim 5
Dependent Claim 36 words
The method according to claim 1, wherein said compound contained in said washing solution substitute is at least one selected from the group consisting of compounds represented by Formula VI and compounds represented by Formula VII.
Claim 6
Dependent Claim 25 words
The method according to claim 1, wherein said coupler is at least one selected from the group consisting of magenta couplers represented by Formula I.
Claim 7
Dependent Claim 38 words
The method according to claim 1, wherein said coupler is at least one selected from the group consisting of cyan couplers represented by Formula II, cyan couplers represented by Formula III and cyan couplers represented by Formula IV.
Claim 8
Dependent Claim 55 words
The method according to claim 1, wherein said compound contained in said washing solution substitute is at least one selected from the group consisting of compounds represented by Formula VI and compounds represented by Formula VII and said coupler is at least one selected from the group consisting of magenta couplers represented by Formula I.
Claim 9
Dependent Claim 25 words
The method according to claim 2, wherein said coupler is at least one selected from the group consisting of magenta couplers represented by Formula I.
Claim 10
Dependent Claim 25 words
The method according to claim 1, wherein said magenta coupler represented by Formula I is at least one selected from the group consisting of ##STR83##
Claim 11
Dependent Claim 25 words
The method according to claim 2, wherein said magenta coupler represented by Formula I is at least one selected from the group consisting of ##STR84##
Claim 12
Dependent Claim 25 words
The method according to claim 7, wherein said magenta coupler represented by Formula I is at least one selected from the group consisting of ##STR85##
Claim 13
Dependent Claim 34 words
The method according to claim 1, wherein said magenta coupler represented by Formula I is contained in an amount of from 1×10 -3 mol to 5×10 -1 mol per 1 mol of silver halide.
Claim 14
Dependent Claim 33 words
The method according to claim 2, wherein said coupler represented by Formula I is contained in an amount of from 1×10 -3 mol to 5×10 -1 mol per 1 mol of silver halide.
Claim 15
Dependent Claim 33 words
The method according to claim 7, wherein said coupler represented by Formula I is contained in an amount of from 1×10 -3 mol to 5×10 -1 mol per 1 mol of silver halide.
Claim 16
Dependent Claim 28 words
The method according to claim 1, wherein R 2 in Formula II represents an alkyl group having total carbon atoms of 8 to 32 or an aryl group.
Claim 17
Dependent Claim 22 words
The method according to claim 1, wherein said cyan coupler represented by Formula II is selected from the group consisting of ##STR86##
Claim 18
Dependent Claim 31 words
The method according to claim 1, wherein R 3 in Formula III or IV represents an alkyl group having 4 to 30 carbon atoms, an aryl group or a heterocyclic group.
Claim 19
Dependent Claim 24 words
The method according to claim 1, wherein said cyan coupler represented by Formula III or IV is selected from the group consisting of ##STR87##
Claim 20
Dependent Claim 26 words
The method according to claim 1, wherein said cyan coupler is contained in an amount of 0.005 to 2 mol per 1 mol of silver halide.
Claim 21
Dependent Claim 96 words
The method according to claim 1, wherein the alkyl group having 1 to 6 carbon atoms represented by A 1 , A 2 , A 3 , A 4 or A 5 in Formula V, VI or VII is a straight chain or branched, substituted or unsubstituted methyl group, ethyl group, propyl group, butyl group, valeric group or hexyl group, and the alkenyl group represented by A 1 , A 2 , A 3 , A 4 or A 5 in Formula V, VI or VII is a substituted or unsubstituted vinyl group or 2-propenyl group.
Claim 22
Dependent Claim 38 words
The method according to claim 1, wherein the compound represented by Formula V, VI or VII is selected from the group consisting of formaldehyde, acetaldehyde, sodium formaldehyde bisulfite, sodium acetaldehyde bisulfite, sodium propionaldehyde bisulfite and sodium glutaraldehyde bisbisulfite.
Claim 23
Dependent Claim 34 words
The method according to claim 1, wherein said compound represented by Formula V is contained in an amount of from 5.0×10 -4 to 2.0×10 -2 mol per 1 liter of said washing solution substitute.
Claim 24
Dependent Claim 36 words
The method according to claim 1, wherein said compound represented by Formula VI or VII is contained in an amount of from 1.0×10 -4 to 4.0×10 -2 mol per 1 liter of said washing solution substitute.
Claim 25
Dependent Claim 23 words
The method according to claim 1, wherein the concentration of the previous bath components in the washing solution substitute is 1/50 to 1/100000.
Claim 26
Dependent Claim 37 words
The method according to claim 1, wherein the amount carried over is 50 ml/m 2 to 150 ml/m 2 , and the replenished amount is in the range from 100 ml/m 2 to 4.0 liter/m 2 .

References Cited (Backward Citations)

US3335004A Cited
US4265431A Cited
US4567134A Cited
US4618569A Cited
US4687731A Cited
US4681835A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-10-18 1992-04-18 1992-10-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-10-18 1996-04-18 1996-10-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-10-18 2000-04-18 2000-10-18 $7700.00 Window Closed / Lapsed

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