US4458012A — Light-sensitive silver halide color photographic …

Claim 1

Independent Claim 341 words

A light-sensitive silver halide color photographic material having at least one light-sensitive silver halide emulsion layer on a support, characterized in that said light-sensitive silver halide emulsion layer contains a cyan coupler represented by formula [I] shown below, and wherein at least one layer selected from said light-sensitive silver halide emulsion layer and a layer contiguous to said light-sensitive silver halide emulsion layer contains a colored cyan coupler represented by formula [II]: ##STR21## wherein x represents a hydrogen atom or a group capable of being eliminated by a coupling reaction with an oxidized product of an aromatic primary amine color developing agent; R 1 represents a naphthyl group or a heterocyclic group (provided that a carbon atom of said heterocyclic group is bonded to the ureido group), or a phenyl group having at least one substituent (with the proviso that when one of said substituents is cyano at the p-position of said phenyl group relative to the ureido group, the four ortho and meta positions of said phenyl group relative to the ureido group cannot have hydrogen atoms at the same time) selected from the group consisting of trifluoromethyl, nitro, cyano, --COR, --COOR, --SO 2 R, --SO 2 OR, ##STR22## (wherein R represents an aliphatic group or an aromatic group, and R' represents a hydrogen atom, an aliphatic group or an aromatic group); and R 2 represents an aliphatic group or an aromatic group necessary to impart diffusion resistance to the cyan dyes formed from the cyan couplers represented by formula [I] and the cyan dyes to be formed from said cyan coupler, ##STR23## wherein (Coup--) c represents a cyan coupler residue; L represents a divalent linking group connecting the cyan coupler residue to the dye structure moiety; Q 1 and Q 2 each represent photographically inactive mono-valent groups; M represents a cation or a hydrogen atom; j is an integer of 0 or 1; and G represents an acyl group or an alkylsulfonyl group having 1 to 8 carbon atoms or an arylsulfonyl group having 6 to 8 carbon atoms.

Claim 2

Dependent Claim 341 words

A light-sensitive silver halide color photographic material having at least one light-sensitive silver halide emulsion layer on a support, characterized in that said light-sensitive silver halide emulsion layer contains a cyan coupler represented by formula [I] shown below, and wherein at least one layer selected from said light-sensitive silver halide emulsion layer and a layer contiguous to said light-sensitive silver halide emulsion layer contains a colored cyan coupler represented by formula [II]: ##STR21## wherein x represents a hydrogen atom or a group capable of being eliminated by a coupling reaction with an oxidized product of an aromatic primary amine color developing agent; R 1 represents a naphthyl group or a heterocyclic group (provided that a carbon atom of said heterocyclic group is bonded to the ureido group), or a phenyl group having at least one substituent (with the proviso that when one of said substituents is cyano at the p-position of said phenyl group relative to the ureido group, the four ortho and meta positions of said phenyl group relative to the ureido group cannot have hydrogen atoms at the same time) selected from the group consisting of trifluoromethyl, nitro, cyano, --COR, --COOR, --SO 2 R, --SO 2 OR, ##STR22## (wherein R represents an aliphatic group or an aromatic group, and R' represents a hydrogen atom, an aliphatic group or an aromatic group); and R 2 represents an aliphatic group or an aromatic group necessary to impart diffusion resistance to the cyan dyes formed from the cyan couplers represented by formula [I] and the cyan dyes to be formed from said cyan coupler, ##STR23## wherein (Coup--) c represents a cyan coupler residue; L represents a divalent linking group connecting the cyan coupler residue to the dye structure moiety; Q 1 and Q 2 each represent photographically inactive mono-valent groups; M represents a cation or a hydrogen atom; j is an integer of 0 or 1; and G represents an acyl group or an alkylsulfonyl group having 1 to 8 carbon atoms or an arylsulfonyl group having 6 to 8 carbon atoms.

Claim 3

Dependent Claim 68 words

The light-sensitive silver halide color photographic material according to claim 1, wherein said at least one layer further contains at least one colored magenta coupler represented by formula [III]: (Coup--).sub.M --N═N--W Formula [III] wherein (Coup--) M represents a magenta coupler residue (with the proviso that the azo group is bonded to the active site of the magenta coupler); and W represents a residue of an unsaturated cyclic compound.

Claim 4

Dependent Claim 171 words

The light-sensitive silver halide color photographic material according to claim 1, wherein said cyan coupler represented by formula [I] is a compound of formula [Ia] or [Ib]: ##STR24## wherein, Y 1 is selected from the group consisting of trifluoromethyl, nitro, cyano, --COR, --COOR, --SO 2 R, --SO 2 OR, ##STR25## --OR, --OCOR, ##STR26## (wherein R represents an aliphatic group or an aromatic group, and R' represents a hydrogen atom or a group represented by R); Y 2 is selected from the group consisting of a monovalent group, an aromatic group, a halogen atom, an amino group, a hydroxy group and a substituent represented by Y 1 ; m is an integer of 1 to 3, and n is an integer of 0 to 3; and Z represents a group of non-metallic atoms necessary for forming a heterocyclic group, a substituted heterocyclic group or a naphthyl group, said heterocyclic groups being a five-membered or six-membered heterocyclic group containing 1 to 4 hetero atoms selected from nitrogen atoms, oxygen atoms and sulfur atoms.

Claim 5

Dependent Claim 67 words

The light-sensitive silver halide color photographic material according to claim 3, wherein the aliphatic group represented by R is an alkyl group having 1 to 10 carbon atoms and the aromatic group represented by R is a phenyl group; and the monovalent group represented by Y 2 is an aliphatic group, and the aromatic group represented by Y 2 is a phenyl group or a naphthyl group.

Claim 6

Dependent Claim 29 words

The light-sensitive silver halide color photographic material according to claim 4, wherein the aliphatic group represented by Y 2 is an alkyl group having 1 to 10 carbon atoms.

Claim 7

Dependent Claim 50 words

The light-sensitive silver halide color photographic material according to claim 3, wherein said heterocyclic group represented by Z is selected from the group consisting of a furyl group, a thienyl group, a pyridyl group, a quinonyl group, an oxazolyl group, a tetrazolyl group, a benzothiazolyl group and a tetrahydrofuranyl group.

Claim 8

Dependent Claim 67 words

The light-sensitive silver halide color photographic material according to claim 6, wherein said substituted heterocyclic group represented by Z has at least one substituent selected from the group consisting of alkyl groups having 1 to 10 carbon atoms, aryl groups, halogen atoms, cyano, nitro, sulfonamide groups, sulfamoyl groups, sulfonyl groups, fluorosulfonyl groups, carbamoyl groups, oxycarbonyl groups, acyl groups, heterocyclic groups, alkoxy groups, aryloxy groups and acyloxy groups.

Claim 9

Dependent Claim 120 words

The light-sensitive silver halide color photographic material according to claim 1, wherein R 2 is selected from the group consisting of an alkyl group having 4 to 30 carbon atoms, an alkenyl group, a cycloalkyl group, a five-membered or six-membered heterocyclic group and a group represented by formula [Ic]: ##STR27## wherein J represents an oxygen atom or a sulfur atom, K represents an integer of 0 to 4; l represents an integer of 0 or 1; R 3 represents a straight or branched alkyl having 1 to 20 carbon atoms; and R 4 represents a monovalent atom or group, wherein when K is at least 2, the atoms or groups represented by R 4 may be the same or different.

Claim 10

Dependent Claim 29 words

The light-sensitive silver halide color photographic material according to claim 1, wherein said cyan coupler residue represented by (Coup--) c is a phenol or naphthol type cyan coupler residue.

Claim 11

Dependent Claim 44 words

The light-sensitive silver halide color photographic material according to claim 1, wherein Q 1 and Q 2 are each selected from the group consisting of hydrogen atoms, halogen atoms, hydroxy, cyanol, alkyl groups, alkoxy groups, alkylthio groups, amide groups, alkoxycarbonyl groups and alkylcarbamoyl groups.

Claim 12

Dependent Claim 83 words

The light-sensitive silver halide color photographic material according to claim 2, wherein said colored magenta coupler represented by formula (III) is a compound represented by formula (IV): ##STR28## wherein Ac represents a phenyl group, a substituted phenyl group, a naphthyl group, a substituted naphthyl group, an acyl group and a substituted acyl group; R 5 to R 7 each represent the same group as Q 1 in the formula (II); and Ar represents a phenyl group, a naphthyl group or a heterocyclic group.

Claim 13

Dependent Claim 41 words

The light-sensitive silver halide color photographic material according to claim 1, wherein said cyan coupler represented by formula [I] is incorporated in a silver halide emulsion layer in an amount of from 0.07 to 0.7 mole per mole of silver halide.

Claim 14

Dependent Claim 17 words

The light-sensitive silver halide color photographic material according to claim 3, wherein m+n is 1 to 5.

Claim 15

Dependent Claim 38 words

The light-sensitive silver halide color photographic material according to claim 13, wherein when either Y 1 or Y 2 includes a cyano group bonded at the p-position relative to the ureido group, then m+n is 2 to 5.

Claim 16

Dependent Claim 125 words

The light-sensitive silver halide color photographic material according to claim 1, wherein the divalent linking group of L is selected from the group consisting of an oxygen atom, a sulfur atom, --OCH 2 --, --OCH 2 CH 2 --, --OCH 2 CH 2 O--, --OCH 2 CHOHCH 2 O--, ##STR29## --NHCOCH 2 O--, --OCH 2 CH 2 OCH 2 CH 2 O--, --NHSO 2 --, --OCONHCH 2 --, --OCH 2 CONH--, --OCH 2 COO--, --NHCO--, ##STR30## --NHSO 2 --(CH 2 ) 3 --O--, --NHSO 2 --(CH 2 ) 4 --O--, --OSO 2 (CH 2 ) 2 O--, --OSO 2 (CH 2 ) 4 --O--, --O--CONH--, --OCONHCH 2 --, --O--CO--, --O--COCH 2 --, and --O--CO--(CH2) l --O-- (where l represents 0, 1, 2, 3 or 4).

Claim 17

Dependent Claim 46 words

The light-sensitive silver halide color photographic material according to claim 1, wherein the total amount of the colored coupler represented by Formula [II] in said silver halide emulsion is sufficient to provide an optical density of said emulsion 0.05 to 1.0 at the absorption peak wavelength.

Claim 18

Dependent Claim 24 words

The light-sensitive silver halide color photographic material according to claim 1, wherein L is bonded to the active site of the cyan coupler residue.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1987-07-03	1988-01-02	1988-07-03	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1991-07-03	1992-01-02	1992-07-03	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1995-07-03	1996-01-02	1996-07-03	$7700.00	Window Closed / Lapsed

Light-sensitive silver halide color photographic material

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