EP0231832A2
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EP
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Method of color image formation
Assignee: Fujifilm Holdings Corp
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Filing: 1987-01-23
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Granted: —
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Expires: 2007-01-23
Abstract
Abstract A method for forming a color image is disclosed, which comprises imagewise exposing a multilayer silver halide color photographic material comprising a reflective support having provided thereon at least three silver halide emulsion layers different in color sensitivity, each of which separately contains at least one coupler selected from a specific combination of cyan, magenta, and yellow couplers, and processing the exposed material with a color developing solution containing substantially no benzyl alcohol for a period of not more than 2 minutes and a half. A color image excellent in color reproducibility and preservability can be obtained rapidly without using benzyl alcohol.
Inventors
- 👤 Takeshi Fuji Photo Film Co. Ltd. Hirose
- 👤 Nobuo Fuji Photo Film Co. Ltd. Furutachi
- 👤 Kozo Fuji Photo Film Co. Ltd. Aoki
- 👤 Kiyoshi Fuji Photo Film Co. Ltd. Nakazyo
- 👤 Genichi Fuji Photo Film Co. Ltd. Furusawa
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-03 23:14
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/3022; G03C7/32; G03C7/3225; G03C2007/3024; G03C2200/00; G03C2200/20; G03C7/407; G03C7/413
Claims Analysis
Total Claims: 29
Claim 1
Independent Claim
494 words
A method for forming a color image, which comprises imagewise exposing a multi-layer silver halide color photographic material comprising a reflective support having provided thereon at least three silver halide emulsion layers different in color sensitivity, each of which separately contains at least'one of couplers represented by formula (I) wherein R, represents an aliphatic group, an aromatic group, a heterocyclic group, an aromatic amino group, or a heterocyclic amino group; R 2 represents an aliphatic group; R 3 represents a hydrogen atom, a halogen atom, an aliphatic group, an aliphatic oxy group, or an acylamino group; or R 2 and R 3 are taken together to form a 5-to 7-membered ring; Y, represents a halogen atom, or a group capable of being split off upon coupling with an oxidation product of a developing agent; and R,, R 2 , or Y, may form a polymer including a dimer, and couplers represented by formula (II) wherein R 4 and R s each represents an aliphatic group, an aromatic group, a heterocyclic group, an aromatic amino group, or a heterocyclic amino group; R 6 represents a hydrogen atom, a halogen atom, an aliphatic group, an aliphatic oxy group, or an acylamino group; or R 5 and R 6 are taken together to form a 5-to 7- membered ring; Y 2 represents a halogen atom, or a group capable of being split off upon coupling with an oxidation product of a developing agent; and R 4 , R s , R 6 , or Y2 may form a polymer including a dimer; at least one of couplers represented by formula (III) wherein R, and Rg each represents a substituted or unsubstituted phenyl group; R 8 represents a hydrogen atom, an aliphatic or aromatic acyl group, or an aliphatic or aromatic sulfonyl group; Y 3 represents a hydrogen atom, or a group capable of being split off upon coupling with an oxidation product of a developing agent; and R 7 , R 8 , R 9 , or Y 3 may form a polymer including a dimer, and couplers represented by formula (IV) wherein R 10 represents a hydrogen atom or a substituent; Y 4 represents a halogen atom, or a group capable of being split off upon coupling with an oxidation product of a developing agent; Za and Zb each represents a methine group, a substituted methine group, or = N-; or R 10 , Za, Zb, or Y 4 may form a polymer including a dimer; and at least one of couplers represented by formula (V) wherein Y 5 represents a group capable of being split off upon coupling with an oxidation product of a developing agent; and Q represents a substituted or unsubstituted N-phenyl carbamoyl group; or Y 5 or Q may form a polymer including a dimer, and processing the exposed material with a color developing solution containing substantially no benzyl alcohol for a period of not more than 2 minutes and a half.
Claim 2
Independent Claim
494 words
A method for forming a color image, which comprises imagewise exposing a multi-layer silver halide color photographic material comprising a reflective support having provided thereon at least three silver halide emulsion layers different in color sensitivity, each of which separately contains at least'one of couplers represented by formula (I) wherein R, represents an aliphatic group, an aromatic group, a heterocyclic group, an aromatic amino group, or a heterocyclic amino group; R 2 represents an aliphatic group; R 3 represents a hydrogen atom, a halogen atom, an aliphatic group, an aliphatic oxy group, or an acylamino group; or R 2 and R 3 are taken together to form a 5-to 7-membered ring; Y, represents a halogen atom, or a group capable of being split off upon coupling with an oxidation product of a developing agent; and R,, R 2 , or Y, may form a polymer including a dimer, and couplers represented by formula (II) wherein R 4 and R s each represents an aliphatic group, an aromatic group, a heterocyclic group, an aromatic amino group, or a heterocyclic amino group; R 6 represents a hydrogen atom, a halogen atom, an aliphatic group, an aliphatic oxy group, or an acylamino group; or R 5 and R 6 are taken together to form a 5-to 7- membered ring; Y 2 represents a halogen atom, or a group capable of being split off upon coupling with an oxidation product of a developing agent; and R 4 , R s , R 6 , or Y2 may form a polymer including a dimer; at least one of couplers represented by formula (III) wherein R, and Rg each represents a substituted or unsubstituted phenyl group; R 8 represents a hydrogen atom, an aliphatic or aromatic acyl group, or an aliphatic or aromatic sulfonyl group; Y 3 represents a hydrogen atom, or a group capable of being split off upon coupling with an oxidation product of a developing agent; and R 7 , R 8 , R 9 , or Y 3 may form a polymer including a dimer, and couplers represented by formula (IV) wherein R 10 represents a hydrogen atom or a substituent; Y 4 represents a halogen atom, or a group capable of being split off upon coupling with an oxidation product of a developing agent; Za and Zb each represents a methine group, a substituted methine group, or = N-; or R 10 , Za, Zb, or Y 4 may form a polymer including a dimer; and at least one of couplers represented by formula (V) wherein Y 5 represents a group capable of being split off upon coupling with an oxidation product of a developing agent; and Q represents a substituted or unsubstituted N-phenyl carbamoyl group; or Y 5 or Q may form a polymer including a dimer, and processing the exposed material with a color developing solution containing substantially no benzyl alcohol for a period of not more than 2 minutes and a half.
Claim 3
Dependent Claim
197 words
A method as in claim 1, wherein the couplers are dispersed in the presence of at least one of high-boiling organic solvents represented by formula (A) wherein W,, W 2 , and W 3 each represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, high-boiling organic solvents represented by formula (B) W, -COO -W 2 (B) wherein W, and W 2 are as defined above, high-boiling organic solvents represented by formula (C) wherein W,, W 2 , and W 3 are as defined above, high-boiling organic solvents represented by formula (D) wherein W, and W 2 are as defined above; W 4 represents W 1 , OW,, or S-W,; and n represents an integer of from 1 to 5, and high-boiling organic solvents represented by formula (E) wherein W, and W2 are as defined above, or W, and W 2 are taken together to form a condensed ring, and said high-boiling organic solvents represented by formulae (A) to (E) have a dielectric constant of 4.00 or more as measured at 25°C and 10 KHz.
Claim 4
Dependent Claim
64 words
A method as in claim 1, wherein at least one of the couplers represented by formulae (I) to (V) contains, in a nondiffusing group or split-off group thereof, at least one of a free carboxyl group, a carboxyl group in the form of a salt, a substituted or unsubstituted sulfonamido group, a substituted or unsubstituted sulfamoyl group, and a substituted or unsubstituted hydroxyphenyl group.
Claim 5
Dependent Claim
45 words
A method as in claim 2, wherein said high-boiling organic solvents represented by formulae (A) to - (E) have a dielectric constant of 5.0 or more as measured at 25°C and 10 HHz and a viscocosity of 20 cp or more as measured at 25°C.
Claim 6
Dependent Claim
31 words
A method as in claim 1, wherein at least one of said silver halide emulsions contains silver chloride or silver chlorobromide having a silver chloride content of 90 mol% or more.
Claim 7
Dependent Claim
28 words
A method as in claim 1, wherein said silver halide emulsions each contains silver chloride or silver chlorobromide having a silver chloride content of 90 mol% or more.
Claim 8
Dependent Claim
71 words
A method as in claim 1, wherein the color photographic material comprises a reflective support having thereon a blue-sensitive silver halide emulsion layer associated with at least one of couplers represented by formula (V), a green-sensitive silver halide emulsion layer associated with at least one of couplers represented by formula (IV), and a red-sensitive silver halide emulsion layer associated with at least one of couplers represented by formula (I) or (11).
Claim 9
Dependent Claim
20 words
A method as in claim 7, wherein the silver halide has a silver chloride content of less than 90 mol%.
Claim 10
Dependent Claim
23 words
A method as in claim 8, wherein the silver halide is silver chlorobromide having a silver chloride content of less than 90 mol%.
Claim 11
Dependent Claim
87 words
A method as in claim 1, wherein the color photographic material comprises a reflective support having thereon a blue-sensitive silver halide emulsion layer associated with at least one of couplers represented by formula (V), a green-sensitive silver halide emulsion layer associated with at least one of couplers represented by formula (III) or (IV), and a red-sensitive silver halide emulsion layer associated with at least one of couplers represented by formula (II) wherein R s and R 6 are taken together to form a 5-to 7- membered ring.
Claim 12
Dependent Claim
128 words
A method as in claim 7, wherein the coupler represented by formula (IV) is selected from the members consisting of formulae (IV-1), (IV-2), (IV-3), and (IV-4) : wherein R", R 12 , and R 13 each represents a hydrogen atom; a halogen atom; a cyano group; wherein R 1 ' represents an aliphatic, aromatic, or heterocyclic group; a silyl group; a silyloxy group; a silylamino group; an imino group; a carbamoyl group; a sulfamoyl group; or a sulfamoylamino group; X, has the same meaning as Y 4 as recited in claim 1; and R", R 12 , R 13 , or X, may be a divalent group, at which a bis-compound is formed, or a linking group via which a polymer chain and a coupler nucleus are linked.
Claim 13
Dependent Claim
14 words
A method as in claim 11, wherein the coupler is represented by formula (IV-3).
Claim 14
Dependent Claim
127 words
A method as in claim 10, wherein the coupler represented by formula (IV) is selected from the members consisting of formulae (IV-1), (IV-2), (IV-3), and (IV-4) : wherein R", R 12 , and R 13 each represents a hydrogen atom; a halogen atom; a cyano group; wherein R 1 ' epresents an aliphatic, aromatic, or heterocyclic group; a silyl group; a silyloxy group; a silylamino group; an imino group; a carbamoyl group; a sulfamoyl group; or a sulfamoylamino group; X, has the same meaning as Y4 as recited in claim 1; and R", R' 2 , R 13 , or X, may be a divalent group, at which a bis-compound is formed, or a linking group via which a polymer chain and a coupler nucleus are linked.
Claim 15
Dependent Claim
14 words
A method as in claim 13, wherein the coupler is represented by formula (IV-3).
Claim 16
Dependent Claim
15 words
A method as in claim 1, wherein the silver halide has a regular crystal form.
Claim 17
Dependent Claim
12 words
A method as in claim 15, wherein the silver halide is cubic.
Claim 18
Dependent Claim
23 words
A method as in claim 1, wherein the silver halide predominantly forms a latent image on the surface thereof upon exposure to light.
Claim 19
Dependent Claim
68 words
A method as in claim 1, wherein the color photographic material further contains benzotriazole derivatives represented by formula (XVII) : wherein R 28 , R 29 , R 30 , R 31 , and R 32 , which may be the same or different, each represents a hydrogen atom or a substituent; and R 31 and R 32 may be cyclized to form a 5-or 6-membered carbon ring.
Claim 20
Dependent Claim
226 words
A method as in claim 1, wherein the color photographic material further contains at least one dye- image stabilizing compound represented by formulae (XVIII) and (XIX) : wherein R 40 represents a hydrogen atom, a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aromatic group, a substituted or unsubstituted heterocyclic group, or a substituted silyl group of formula wherein R so , R 51 , and R 52 , which may be the same or different, each represents a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aromatic group, a substituted or unsubstituted aliphatic oxy group, or a substituted or unsubstituted aromatic oxy group; and R4,, R 42 , R43, R44, and R4 s , which may be the same or different, each represents a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, a hydroxyl group, an alkoxycarbonyl group, a mono-or dialkylamino group, an imino group, or an acylamino group; wherein R 46 , R47, R 48 , and R4g, which may be the same or different, each represents a hydrogen atom or an alkyl group; X represents a hydrogen atom, an aliphatic group, an acyl group, an aliphatic or aromatic sulfonyl group, an aliphatic or aromatic sulfinyl group, an oxy radical group, or a hydroxyl group; and A represents a non-metallic atomic group forming a 5-, 6-, or 7-membered ring.
Claim 21
Dependent Claim
383 words
A method as in claim 1, wherein the color photographic material further contains at least one compound represented by formulae (XX), (XXI), (XXII), (XXIII), (XXIV), and (XXV): wherein R 60 represents a hydrogen atom, a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aromatic group, a substituted or unsubstituted heterocyclic group, or a substituted silyl group of formula wherein R 50 , R 51 , and R 52 , which may be the same or different, each represents a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aromatic group, a substituted or unsubstituted aliphatic oxy group, or a substituted or unsubstituted aromatic oxy group; and R 61 , R62, R 64 , and R 65 , which may be the same or different, each represents a hydrogen atom, an aliphatic group, an aromatic group, an acylamino group, a mono-or dialkylamino group, an aliphatic or aromatic thio group, an aliphatic or aromatic oxycarbonyl group, or -OR 60 ; R 60 and R 61 may be bonded togeher to form a 5-or 6-membered ring; and R 61 and R 62 may be bonded together to form a 5-or 6-membered ring; wherein R 60 , R 61 , R 62 , R 64 , and R 65 are as defined above; and n represents 0 or an integer of from 1 to 6; wherein R 60 , R 61 , R 64 , and R 65 are defined above; wherein R 60 , R 61 , R 62 , R 64 , and R 65 are as defined above; and R 63 has the same meaning as R 60 to R 65 ; wherein R 60 and R 61 are as defined above; X represents a divalent linking group; and m represents 0 or an integer of from 1 to 4; wherein R 61 , R 62 , R 63 , and R 64 are as defined above; R 66 and R 67 , which may be the same or different, each represents a hydrogen atom, an aliphatic group, an aromatic group, or a hydroxyl group; R 68 represents a hydrogen atom, an aliphatic group, or an aromatic group; R 66 and R 6 , may be taken together to form a 5-or 6-membered ring; and M represents Cu, Co, Ni, Pd, or Pt.
Claim 22
Dependent Claim
30 words
A method as in claim 1, wherein the silver halide emulsion is a mono-dispersed silver halide emulsion having a coefficient of variation of grain size of not greater than 20%.
Claim 23
Dependent Claim
30 words
A method as in claim 21, wherein the silver halide emulsion is a mono-dispersed silver halide emulsion having a coefficient of variation of grain size of not greater than 15%.
Claim 24
Dependent Claim
20 words
A method as in claim 1, wherein the color developing solution contains not more than 0.5 ml/t of benzyl alcohol.
Claim 25
Dependent Claim
16 words
A method an in claim 23, wherein the color developing solution is free from benzyl alcohol.
Claim 26
Dependent Claim
20 words
A method as in claim 1, wherein an aromatic primary amine compound is used as a color developing agent. h
Claim 27
Dependent Claim
16 words
A method as in claim 25, wherein the aromatic primary amine compound is a p-phenylenediamine derivative.
Claim 28
Dependent Claim
14 words
A method as in claim 26, wherein the p-phenylenediamine derivative is 3-methyl-4-amino-N-ethyl-N-β-hydroxyethylaniline or 3-methyl-4-amino-N-ethyl-N-methanesulfonamidoethylaniline.
Claim 29
Dependent Claim
12 words
A method as in claim 27, wherein the p-phenylenediamine derivative is 3-methyl-4-amino-N-ethyl-N-β-methanesulfonamidoethylaniline.
References Cited (Backward Citations)
No citation records indexed.
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