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US5024925A
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Method of forming color image from a color reversal photographic material comprising a specified iodide content and spectral distribution
Assignee: Fujifilm Holdings Corp
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Filing: 1989-07-21
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Granted: 1991-06-18
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Expires: 2009-07-21
Abstract
Abstract A method of forming a color image which comprises subjecting a silver halide color reversal photographic material to imagewise exposure and then to color reversal processing, said color reversal photographic material comprising a support having provided thereon at least one red-sensitive emulsion layer, at least one green-sensitive emulsion layer and at least one blue-sensitive emulsion layer wherein the emulsion layers have an average silver iodide content of up to 5 mol %, and wherein the peak sensitivity of the red layer is in a range between 615 and 640 nm, wherein on the shorter wavelength side, 80% of the peak is in a range between 600 and 633 nm, 50% of the peak is in a range between 585 and 625 nm and 25% of the peak is in a range between 570 and 615 nm, and wherein on the longer wavelength side, 80% of the peak is in a range between 620 and 648 nm, 50% of the peak is in a range between 625 and 655 nm and 25% of the peak is in a range between 630 and 665 nm, wherein the wavelength difference between the longer and shorter side at which the sensitivity is 25% of the peak is in a range of 30 to 90 nm, and at least one layer has a means for providing an interimage effect.
Inventors
- 👤 Naoyasu Deguchi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:25
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/08; G03C1/10; G03C1/12; G03C1/14; G03C1/18; G03C5/00; G03C5/26; G03C5/50; G03C7/00; G03C7/30; G03C7/3029; G03C7/3041
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
338 words
A method of forming a color image which comprises subjecting a silver halide color reversal photographic material to imagewise exposure and then to color reversal processing, said color reversal processing comprising a black-and-white development as a first development followed by a reversal and a color development, said color reversal photographic material comprising a support having provided thereon at least one cyan coupler-containing red-sensitive silver halide emulsion layer, at least one magenta coupler-containing green-sensitive silver halide emulsion layer and at least one yellow coupler-containing blue-sensitive silver halide emulsion layer with the light-sensitive silver halide emulsions in said photographic material having an average silver iodide content of up to 5 mol %, a wavelength corresponding to the peak of spectral sensitivity distribution of said red-sensitive emulsion layer is in a range between 615 nm and 640 nm, a wavelength in shorter wavelength side of the spectral sensitivity distribution at which the sensitivity is 80% of the peak is in the range between 600 and 633 nm, a wavelength at which the sensitivity is 50% of the peak is in a range between 585 and 625 nm, a wavelength at which the sensitivity is 25% of the peak is in a range between 570 and 615 nm, a wavelength in longer wavelength side of the spectral sensitivity distribution at which the sensitivity is 80% of the peak is in a range between 620 and 648 nm, a wavelength at which the sensitivity is 50% of the peak is in a range between 625 and 655 nm, a wavelength at which the sensitivity is 25% of the peak is in a range between 630 and 665 nm, and the wavelength difference between the wavelength on the longer wavelength side at which the sensitivity is 25% of the peak and that on the shorter wavelength side at which the sensitivity is 25% of the peak is in a range of 90 to 30 nm, and the light-sensitive emulsion layers and/or a substantially light-insensitive hydrophilic colloidal layer has a means for providing interimage effect.
Claim 2
Independent Claim
338 words
A method of forming a color image which comprises subjecting a silver halide color reversal photographic material to imagewise exposure and then to color reversal processing, said color reversal processing comprising a black-and-white development as a first development followed by a reversal and a color development, said color reversal photographic material comprising a support having provided thereon at least one cyan coupler-containing red-sensitive silver halide emulsion layer, at least one magenta coupler-containing green-sensitive silver halide emulsion layer and at least one yellow coupler-containing blue-sensitive silver halide emulsion layer with the light-sensitive silver halide emulsions in said photographic material having an average silver iodide content of up to 5 mol %, a wavelength corresponding to the peak of spectral sensitivity distribution of said red-sensitive emulsion layer is in a range between 615 nm and 640 nm, a wavelength in shorter wavelength side of the spectral sensitivity distribution at which the sensitivity is 80% of the peak is in the range between 600 and 633 nm, a wavelength at which the sensitivity is 50% of the peak is in a range between 585 and 625 nm, a wavelength at which the sensitivity is 25% of the peak is in a range between 570 and 615 nm, a wavelength in longer wavelength side of the spectral sensitivity distribution at which the sensitivity is 80% of the peak is in a range between 620 and 648 nm, a wavelength at which the sensitivity is 50% of the peak is in a range between 625 and 655 nm, a wavelength at which the sensitivity is 25% of the peak is in a range between 630 and 665 nm, and the wavelength difference between the wavelength on the longer wavelength side at which the sensitivity is 25% of the peak and that on the shorter wavelength side at which the sensitivity is 25% of the peak is in a range of 90 to 30 nm, and the light-sensitive emulsion layers and/or a substantially light-insensitive hydrophilic colloidal layer has a means for providing interimage effect.
Claim 3
Dependent Claim
42 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises a difference in average silver iodide content sensitivities (at least one layer for each color sensitivity) of 1 mol % or more.
Claim 4
Dependent Claim
88 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises a compound represented by the following general formula (IV): A-(Time).sub.t -X (IV) wherein A is an oxidation-reduction mother nucleus and represents atoms capable of releasing -(Time) t -X only when oxidized during photographic development processing, Time represents a timing group bound to A through a sulfur atom, a nitrogen atom or a oxygen atom, t represents an integer of 0 or 1, and X represents a development inhibitor.
Claim 5
Dependent Claim
165 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises a compound represented by the following general formula (V): ##STR15## wherein M 1 represents a hydrogen atom, a cation or a mercapto group-protecting group capable of being split with alkali, Z represents atoms necessary for forming a 5- or 6-membered hetero ring, R represents a straight or branched alkylene group, a straight or branched alkenylene group, a straight or branched aralkylene group or an arylene group, Z represents a polar substituent, Y represents ##STR16## wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 and R 10 each represents a hydrogen atom or a substituted or unsubstituted alkyl, aryl, alkenyl or aralkyl group, and R" represents a hydrogen atom or a group capable of replacing it, n represents 0 or 1, and m represents 0, 1 or 2.
Claim 6
Dependent Claim
27 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises a diffusible 4-thiazoline-2-thione compound or N-substituted-4-thiazoline-2-thione compound.
Claim 7
Dependent Claim
27 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises silver halide emulsion surface-fogged silver halide grains.
Claim 8
Dependent Claim
29 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises a silver halide emulsion containing interior-fogged silver halide grains.
Claim 9
Dependent Claim
22 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises colloidal silver.
Claim 10
Dependent Claim
24 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises an electron donor-releasing coupler.
Claim 11
Dependent Claim
215 words
The method of forming a color image according to claim 1, wherein the means for providing the interimage effect comprises the following means (1) and a means selected from the following means (2), (3), (5) and (6): means (1): a difference in average silver iodide content between light-sensitive layers of different color sensitivities (at least one layer for each color sensitivity) of 1 mol % or more; means (2): a compound represented by the following general formula (IV): A-(Time).sub.t -X (IV) wherein A means an oxidation-reduction mother nucleus and represents atoms capable of releasing -(Time) t -X only when oxidized during photographic development processing, Time represents a timing group bound to A through a sulfur atom, a nitrogen atom or an oxygen atom, t represents an integer of 0 or 1, and X represents a development inhibitor; means (3): a compound represented by the following general formula (V): ##STR17## wherein M 1 represents a hydrogen atom, a cation or a mercapto group-protecting group capable of being split with alkali, Z represents atoms necessary for forming a 5- or 6-membered hetero ring, X represents atoms necessary for forming a 5- or 6-membered hetero ring; means (5): a silver halide emulsion containing surface-fogged silver halide grains; means (6): a silver halide emulsion containing interior-fogged silver halide grains.
Claim 12
Dependent Claim
108 words
The method of forming a color image according to claim 1, wherein the color reversal processing comprises one of the following processing sequences (1) to (4): processing sequence (1): effecting, in sequence, first development, water wash, reversal, color development, adjusting, bleaching, fixing, water wash and stabilization; processing sequence (2): effecting, in sequence, first development, water wash, reversal, color development, bleaching, bleach-fixing, water wash and stabilization; processing sequence (3): effecting, in sequence, first development, water wash, reversal, color development, bleaching, bleach-fixing, water wash and stabilization; processing sequence (4): effecting, in sequence, prehardening, water wash, first development, water wash, reversal, color development, water wash, bleaching, fixing, water wash and stabilization.
Claim 13
Dependent Claim
24 words
The method of forming a color image according to claim 1, wherein the average silver iodide content is from 1 to 4.8 mol %.
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