EP0303301A2
Expired / Lapsed
EP
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Silver halide photographic material
Assignee: Fujifilm Holdings Corp
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Filing: 1988-08-16
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Granted: —
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Expires: 2008-08-16
Abstract
Abstract A silver halide photographic material composed of a support having thereon at least one light-sensitive silver halide emulsion layer, at least one layer thereof containing at least one compound capable of releasing a foggant represented by formula (M-1) or (M-2) by a coupling reaction or a redox reaction with the oxidation product of a developing agent under alkaline conditions during development: (M-1) A - (L)ℓ - Q' in which A represents a group to accelerate adsorbing to silver halide; L represents a divalent linking group; ℓ is 0 or 1; and Q' represents a group derived from a quaternary salt nucleating agent represented by formula Q, by removing any hydrogen redical therefrom: where Z represents a substituted or unsubstituted non-metallic atomic group necessary for forming a 5- or 6-membered hetero-ring; R' represents a substituted or unsubstituted aliphatic group; R 2 represents hydrogen, a substituted or unsubstituted aliphatic group or substituted or unsubstituted and aromatic group, R 2 may be linked to Z to form a ring; provided that at least one of R', R 2 and Z contains an alkyl group, an acyl group, a hydrazine group or a hydrazone group, or R' and R 2 are linked to form a 6-membered dihydropyridinium ring; Y represents a counter ion necessary for charge balance; and n is 0 or 1; and in which R m1 represents a divalent atomic group; R m2 represents hydrogen, an alkyl group, an aralkyl group, an aryl group, an alkoxy group, an aryloxy group or an amino group; G represents a carbonyl group, a sulfonyl group, a sulfoxy group, a phosphoryl group or an iminomethylene group; one of R m3 and R m4 is hydrogen, and the other hydrogen, an alkylsulfonyl group, an arylsulfonyl group or an acyl group; A represents a group accelerate the adsorbing to a silver halide; L represents a divalent linking group; and t is 0 or 1. The material forms a direct positive image with a high maximum image density and a high resolving power. The material has a high storage stability even under high temperature and high humidity.
Inventors
- 👤 Shigeo Fuji Photo Film Co. Ltd. Hirano
- 👤 Hidetoshi Fuji Photo Film Co. Ltd. Kobayashi
- 👤 Naoyasu Fuji Photo Film Co. Ltd. Deguchi
- 👤 Noriyuki Fuji Photo Film Co. Ltd. Inoue
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-30 03:00
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/305; G03C1/00; G03C1/005; G03C1/485; G03C1/48538
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
317 words
A silver halide photographic material comprising a support having thereon at least one light-sensitive sliver halide emulsion layer, at least one layer thereof containing at least one compound capable of releasing a foggant represented by formula (M-1) or (M-2) by at least one of a coupling reaction and a redox reaction with the oxidation product of a developing agent under alkaline conditions during development: in which A represents a group to accelarate adsorbing a silver halide; L represents a divalent linking group; ℓ is 0 or 1; Q represents a group derived from a quaternary salt nucleating agent represented by formula Q. by removing any hydrogen redical therefrom: wherein Z represents a substituted or unsubstituted non-metallic atomic group necessary for forming a 5- membered or 6-membered hetero-ring; R 1 represents a substituted or unsubstituted aliphatic group; R 2 represents hydrogen, a substituted or unsubstituted aliphatic group or a substituted or unsubstituted aromatic group, and R 2 may be linked to Z to form a ring; provided that at least one of R 1 , R 2 and Z contains an alkynyl group, an acyl group, a hydrazine group or a hydrazone group, or R 1 and R 2 are linked to form a 6-membered dihydropyridinium ring; Y represents a counter ion required for charge balance; n is 0 or 1; and wherein R m1 represents a divalent aromatic group; R m2 represents hydrogen, an alkyl group, an aralkyl group, an aryl group, an alkoxy group, an aryloxy group or an amino group; G reoresents a carbonvl group. a sulfonvl group. a sulfoxv grouo. a ohosohorvl group or an iminomethvlene group one of R m3 and R m4 represents hydrogen and the other represents hydrogen, an alkylsulfonyl group, an arylsulfonyl group or an acyl group; A represents a group accelerating the adsorbing to a silver halide; L represents a divalent linking group; and t is 0 or 1.
Claim 2
Dependent Claim
317 words
A silver halide photographic material comprising a support having thereon at least one light-sensitive sliver halide emulsion layer, at least one layer thereof containing at least one compound capable of releasing a foggant represented by formula (M-1) or (M-2) by at least one of a coupling reaction and a redox reaction with the oxidation product of a developing agent under alkaline conditions during development: in which A represents a group to accelarate adsorbing a silver halide; L represents a divalent linking group; ℓ is 0 or 1; Q represents a group derived from a quaternary salt nucleating agent represented by formula Q. by removing any hydrogen redical therefrom: wherein Z represents a substituted or unsubstituted non-metallic atomic group necessary for forming a 5- membered or 6-membered hetero-ring; R 1 represents a substituted or unsubstituted aliphatic group; R 2 represents hydrogen, a substituted or unsubstituted aliphatic group or a substituted or unsubstituted aromatic group, and R 2 may be linked to Z to form a ring; provided that at least one of R 1 , R 2 and Z contains an alkynyl group, an acyl group, a hydrazine group or a hydrazone group, or R 1 and R 2 are linked to form a 6-membered dihydropyridinium ring; Y represents a counter ion required for charge balance; n is 0 or 1; and wherein R m1 represents a divalent aromatic group; R m2 represents hydrogen, an alkyl group, an aralkyl group, an aryl group, an alkoxy group, an aryloxy group or an amino group; G reoresents a carbonvl group. a sulfonvl group. a sulfoxv grouo. a ohosohorvl group or an iminomethvlene group one of R m3 and R m4 represents hydrogen and the other represents hydrogen, an alkylsulfonyl group, an arylsulfonyl group or an acyl group; A represents a group accelerating the adsorbing to a silver halide; L represents a divalent linking group; and t is 0 or 1.
Claim 3
Dependent Claim
148 words
The silver halide photographic material as claimed in claim 1 in which said compound capable of releasing a foggant is selected from compounds represented by formulae (1) to (3): [1] Cp-(TIME) m -M' [2] BALL-Cp-(TIME) m -M' [3] RED-(TIME) m -M' wherein Cp represents a coupler capable of reacting with the oxidation product of an aromatic primary amine developing agent by a coupling reaction to release -(TIME) m -M' in formula (1) and BALL in formula (2); BALL represents a non-diffusible group; RED represents a group capable of reacting with the oxidation product of a developing agent by a redox reaction to release -(TIME) m -M'; TIME represents a timing group capable of releasing M' after being released from Cp or RED; m is 0 or 1; M represents a group derived from the compound of formula (M-1) or (M-2) linked to TIME, Cp or RED via A.
Claim 4
Dependent Claim
108 words
The silver halide photographic material as claimed in claim 2, wherein Cp is a yellow coupler represented by formulae (la) or Ila): wherein *indicates the position at which the group -(TIME) m -M' is bonded in formulae (1) and (3), and the position at which -BALL is bonded in formula (2); R 21 represents a non-diffusible group containing from 8 to 32 Carbon atoms; R 2 represents hydrogen, or at least one substituent selected from a halogen atom, a lower alkyl group, a lower alkoxy group and a non-diffusible group of from 8 to 22 carbon atoms, and plural R 22 groups may be the same or different.
Claim 5
Dependent Claim
123 words
The silver halide photographic material as claimed in claim 2, wherein Cp is a magenta coupler represented by formulae (IIIa), (IVa) or (Va): wherein indicates the position at which the group -(TIME) m -M' is bonded in formulae (1) and (3), and the position at which -BALL is bonded in formula (2); R 31 represents a non-diffusible group containing from 8 to 32 carbon atoms: R 32 represents at least one substituent selected from a halogen atom, a lower alkyl group, a lower alkoxy group, a phenyl group and a substituted phenyl group; Z 1 represents a substituted or unsubstituted non-metallic atomic group necessary for forming a 5- membered azole ring containing from 2 to 4 nitrogen atoms, or a condensed ring thereof.
Claim 6
Dependent Claim
99 words
The silver halide photographic material as claimed in claim 2, wherein Cp is a cyan coupler represented by formulae (VIa), (Vila), (Vllla) or (lXa): wherein* indicates the position at which the group -(TIME) m- M' is bonded in formulae (1) and (3), and the position at which -BALL is bonded in formula (2); R 41 , represents a non-diffusible group containing from 8 to 32 carbon atoms; R 42 represents at least one substituent selected from a halogen atom, a lower alkyl group and a lower alkoxy group and plural R 42 groups may be the same or different.
Claim 7
Dependent Claim
154 words
The silver halide photographic material as claimed in claim 2, wherein Cp is a colorless coupler represented by formulae (Xa), (Xla) or (Xlla): wherein * indicates the position at which the group -(TIME)m-M is bonded in formulae (1) and (3), and the position at which -BALL is bonded in formula (2); R 51 represents a non-diffusible group containing from 8 to 32 carbon atoms; R 52 represents hydrogen, a halogen, a lower alkyl group or a lower alkoxy group; V represents oxygen, sulfur or nitrogen; and R 53 and R 54 which may be the same or different, represents an alkoxycarbonyl group, an aminocarbonyl group, an acyl group or a sulfonic acid or sulfinic acid derivative of each said group; a cyano group; an ammonium group; or a nitrogen-containing heterocyclic group linked to C via a nitrogen thereof, and R 53 and R 54 may be linked to form a 5-membered or 6-membered ring.
Claim 8
Dependent Claim
174 words
The silver halide photographic material as claimed in claim 2, wherein Cp is a black-coloring coupler represented by formulae (Xllla), (XIVa) or (XVa): wherein indicates the position at which the group -(TIME) m -M' is bonded in formulae (1) and (3), and the position at which -BALL is bonded in formula (2); Rss represents an alkyl group having from 3 to 20 carbon atoms, an unsubstituted phonyl group or a phenyl group substituted with at least one hydroxyl group, halogen atom, amino group, alkyl group containing from 1 to 20 carbon atoms, or alkoxy group; R 56 represents hydrogen, a halogen, an alkyl group containing from 1 to 20 carbon atoms, an alkenyl group containing from 1 to 20 carbon atoms, or an aryl group containing from 6 to 20 carbon atoms; and R 57 represents a halogen, an alkyl group containing from 1 to 20 carbon atoms, an alkoxy group containing from 1 to 20 carbon atoms or a monovalent organic group; and plural R 57 groups may be the same or different.
Claim 9
Dependent Claim
124 words
The silver halide photographic material as claimed in claim 2, wherein said compound represented by formula (3) is selected from compounds represented by formulae (XVla) to (XXIa): wherein FR represents said group -(TIME) m -M'; and Rg represents at least one substituent selected from hydrogen, a halogen, an alkyl group, an aryl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, a cyano group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, a carboxyl group, a sulfo group, a sulfonyl group, an acyl group, a carbonamido group, a sulfonamido group, a hydroxyl group, an acyloxy group or a heterocyclic group, and plural R s groups may be the same or different, and may be linked to form a ring.
Claim 10
Dependent Claim
91 words
The silver halide photographic material as claimed in claim 8 wherein FR represents a group capable of releasing a compound represented by formulae (M-1) or (M-2) under alkaline conditions and is represented by the following formulae (XXII) or (XXIII) wherein A, L, Q', m, t, R m1 , R m2 , R m3 , R m4 and G are each as defined in claim 1, and wherein TIME represents a timing group capable of releasing the compound of the formula (M-1) or (M-2) after release of the group FR from RED:
Claim 11
Dependent Claim
18 words
The silver halide photographic material as claimed in claim 1, wherein said foggant is represented by formula (M-1).
Claim 12
Dependent Claim
18 words
The silver halide photographic material as claimed in claim 1, wherein said foggant is represented by formula (M-2).
Claim 13
Dependent Claim
21 words
The silver halide photographic material as claimed in claim 2, wherein A is selected from compounds represented by the following formulae
Claim 14
Dependent Claim
13 words
wherein * indicates the position at which said group is bonded to -(TfME)m-.
Claim 15
Dependent Claim
13 words
wherein * indicates the position at which said group is bonded to -(TfME)m-.
Claim 16
Dependent Claim
54 words
The silver halide photographic material as claimed in claim 1, wherein each said L is selected from an alkylene group, an alkenylene group, an arylene group, a divalent heterocyclic group, oxygen, sulfur, an imino group, -COO-, CONH-, -NHCONH-, -NHCOO-, -SO 2 NH-, -CO-, -S0 2 -, -SO-, -NHS0 2 NH- and a combination thereof.
Claim 17
Dependent Claim
141 words
The silver halide photographic material as claimed in claim 10, wherein said heterocyclic ring formed by Z is selected from quinolinium, benzothiazolium, benzimidazolium, pyridinium, thiazolinium, thiazolium, napththothiazolium, selenazolium, benzoselenazolium, imidazolium, tetrazolium, indolenium, pyrrolinium, acridinium, phenanthridium, isoquinolinium, oxazolium, naphthoxazolium and benzoxazolium, and said substituted group Z is substituted with at least one substituent selected from an alkyl group, an alkenyl group, an aralkyl group, an aryl group, an alkynyl group, a hydroxyl group, an alkoxy group, an aryloxy group, a halogen, an amino group, an alkylthio group, an arylthio group, an acyloxy group, an acylamino group, a sulfonyl group, a sulfonyloxy group, a sulfonylamino group, a carboxyl group, an acyl group, a carbamoyl group, a sulfamoyl group, a sulfo group, a cyano group, a ureido group, a urethane group, a carbonate group, a hydrazine group, a hydrazone group and an imino group.
Claim 18
Dependent Claim
90 words
The silver halide photographic material as claimed in claim 10, wherein said hydrazine group present in R', R 2 and Z is substituted with an acyl group or a sulfonyl group; said hydrazone group present in R', R 2 and Z is substituted with an aliphatic group or an aromatic group; said acyl group present in R', R 2 and Z is a formyl group, an aliphatic ketone or an aromatic ketone; and said alkynyl group present in R', R 2 and Z contains from 2 to 18 carbon atoms.
Claim 19
Dependent Claim
52 words
The silver halide photographic material as claimed in claim 1, wherein said compound capable of releasing said foggant is present in an amount of from 10- 9 to 10 -1 mol per mol of silver contained in said layer containing said compound capable of releasing said foggant, or a layer adjacent thereto.
Claim 20
Dependent Claim
154 words
The silver halide photographic material as claimed in claim 1 further comprising a formalin scavenger represented by formulae (SI) or (SII): wherein R 61 and Rs 2 which may be the same or different, each represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, an acyl group, an alkoxycarbonyl group, a carbamoyl group or an amino group, and R 61 and Rs 2 may be linked to form a ring; provided that at least one of R 61 and Rs 2 is an acyl group, an alkoxycarbonyl group, a carbamoyl group or an amino group; I X represents - C H- or - N -; R 63 represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group or a substituted aryl group, and R 63 may be linked to the phenyl ring to form a bicyclic compound; n is an integer of 2 to 5.
Claim 21
Dependent Claim
177 words
The silver halide photographic material as claimed in claim 17, in which the said formalin scavenger is selected from compounds of general formulae (SI-1) to (SI-7), (SII-1) and (SII-2): wherein R 64 to R ss , which may be the same or different, each represents hydrogen, an alkyl group, a substituted alkyl group, an aryl group or a substituted aryl group, provided that at least one of R 71 , R 72 , R 73 and R 74 and at least one of R 79 , R 80 , R 81 , Rs 2 and R 83 represents hydrogen; and R 64 and R 65 ; R 66 and R 67 ; and R 84 and R 85 each may from a ring; and any two of each of R 68 to R 70 ; R 71 , to R 74 ; R 75 to R 78 ; and R 79 to R 83 may also form a ring; m is an integer of from 3 to 6; and ℓ is an integer of 2 or more.
References Cited (Backward Citations)
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