Silver halide photographic light-sensitive material

Claim 2

A silver halide photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, the photographic light-sensitive material containing a color image forming coupler comprising a nitrogen containing heterocyclic 5-membered ring-condensed-5-membered ring in which the coupling active position is substituted with the nitrogen atom of a carboxylic acid amido group containing at least one fluorine atom.

Claim 3

The silver halide photographic light-sensitive material as claimed in claim 1, wherein the color image forming coupler has a skeleton in which a 5-membered ring containing at least one nitrogen atom is condensed at the 1-position and the 5-position of a pyrazole ring and the coupling active position thereof is substituted with the nitrogen atom of an N-unsubstituted or substituted primary carboxylic acid amido group containing at least one fluorine atom.

Claim 4

The silver halide photographic light-sensitive material as claimed in claim 2, wherein the color image forming coupler is represented by the following general formula (I): ##STR16## wherein X represents a group capable of being released upon coupling which is represented by general formula (II) described below; R 1 represents a hydrogen atom or a substituent; Za, Zb and Zc each represents an unsubstituted or substituted methine group, an unsubstituted or substituted methylene group, ═N-- or --NH--, one of the Za--Zb bond and the Zb--Zc bond being a double bond and the other being a single bond; ##STR17## wherein R 2 represents a straight chain, branched chain or cyclic alkyl group, an aryl group or a heterocyclic group each of these groups being substituted with at least one fluorine atom; R 3 represents a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an acyl group, an alkylsulfonyl group, an arylsulfonyl group, a carbamoyl group, a sulfamoyl group, an alkoxycarbonyl group or an aryloxycarbonyl group; and R 2 and R 3 may combine together with the nitrogen atom to form a 5-membered or 6-membered ring, which may be further condensed to a benzene ring or a heterocyclic ring.

Claim 5

The silver halide photographic light-sensitive material as claimed in claim 1, wherein the substituent represented by R 1 is a halogen atom, an alkyl group, an aryl group, a heterocyclic group, a cyano group, an alkoxy group, an aryloxy group, a heterocyclic oxy group, an acyloxy group, a carbamoyloxy group, a silyloxy group, a sulfonyloxy group, an acylamino group, an anilino group, a ureido group, an imido group, a sulfamoylamino group, a carbamoylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, a sulfonamido group, a carbamoyl group, an acyl group, a sulfamoyl group, a sulfonyl group, a sulfinyl group, an alkoxycarbonyl group or an aryloxycarbonyl group.

Claim 6

The silver halide photographic light-sensitive material as claimed in claim 3, wherein the alkyl group, the aryl group or the heterocyclic group represented by R 2 is further substituted with a halogen atom other than a fluorine atom, a hydroxyl group, a cyano group, an aryl group, a heterocyclic group, a carboxyl group, an alkoxy group, an aryloxy group, an acylamino group, a sulfonamido group, an imido group, an alkoxycarbonyl group, an aryloxycarbonyl group, an alkylthio group, an arylthio group, an alkylsulfonyl group, an arylsulfonyl group, a carbamoyl group, a sulfamoyl group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, a ureido group, an acyl group, an alkylamino group or an arylamino group.

Claim 7

The silver halide photographic light-sensitive material as claimed in claim 3, wherein the 5-membered or 6-membered ring formed by combining R 2 and R 3 together with the nitrogen atom is a cyclic imido group which has at least one fluorine atom on the ring or in a substituent attached to the ring, a 2-N-1,1-dioxo-3-(2H)-oxo-1,2-benzisothiazolyl group which has at least one fluorine atom on the ring or in a substituent attached to the ring, a group having at least one fluorine atom on the ring or in a substituent attached to the ring and being represented by the formula: ##STR18## wherein X represents --CH═ or --N═; and R 4 and R 5 each represents a hydrogen atom, a fluorine atom or a substituent selected from a halogen atom other than a fluorine atom, a cyano group, a nitro group, an alkyl group, an aryl group, a carboxyl group, an alkoxy group, an aryloxy group, an acylamino group, a sulfonamido group, a hydroxyl group, an imido group, an alkoxycarbonyl group, an aryloxycarbonyl group, an alkylthio group, an arylthio group, an alkylsulfonyl group, an arylsulfonyl group, a carbamoyl group, a sulfamoyl group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, a ureido group, an acyl group, an alkylamino group and an arylamino group, or R 4 and R 5 combine together to form a condensed ring, or a group having at least one fluorine atom on the ring or in a substituent attached to the ring and being represented by the formula: ##STR19## wherein n represents 1 or 2; and R 4 and R 5 are the same as the above defined R 4 and R 5 , or R 4 and R 5 combine together to form a condensed ring.

Claim 8

The silver halide photographic light-sensitive material as claimed in claim 6, wherein the cyclic imido group or the 2-N-1,1-dioxo-3-(2H)-oxo-1,2-benzisothiazolyl group is substituted with a halogen atom other than a fluorine atom, a cyano group, a nitro group, an alkyl group, an aryl group, a carboxyl group, an alkoxy group, an aryloxy group, an acylamino group, a sulfonamido group, a hydroxyl group, an imido group, an alkoxycarbonyl group, an aryloxycarbonyl group, an alkylthio group, an arylthio group, an alkylsulfonyl group, an arylsulfonyl group, a carbamoyl group, a sulfamoyl group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, a ureido group, an acyl group, an alkylamino group or an arylamino group.

Claim 9

The silver halide photographic light-sensitive material as claimed in claim 1, wherein the color image forming coupler is represented by the following gneeral formula (III), (IV), (V), (VI) or (VII) ##STR20## wherein R 11 , R 12 and R 13 each represents a hydrogen atom, a halogen atom, an alkyl group, an aryl qroup, a heterocyclic group, a cyano group, an alkoxy group, an aryloxy group, a heterocyclic oxy group, an acyloxy group, a carbamoyloxy group, a silyloxy group, a sulfonyloxy group, an acylamino group, an anilino group, a ureido group, an imido group, a sulfamoylamino group, a carbamoylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, a sulfonamido group, a carbamoyl group, an acyl group, a sulfamoyl group, a sulfonyl group, a sulfinyl group, an alkoxycarbonyl group or an aryloxycarbonyl group or R 12 and R 13 in general formula (III) combine with each other to form a 5-membered, 6-membered or 7-membered non-aromatic ring or R 12 and R 13 in general formula (IV) combine with each other to form a 5-membered, 6-membered or 7-membered saturated, unsaturated or aromatic ring; and X represents the group capable of being released upon coupling and represented by general formula (II) as defined in claim 3; or R 11 , R 12 , R 13 or X is a divalent group to form a bis coupler.

Claim 10

The silver halide photographic light-sensitive material as claimed in claim 8, wherein the color image forming coupler is a polymer coupler in which the coupler moiety derived from the coupler represented by general formula (III), (IV), (V), (VI) or (VII) is present at the main chain or the side chain of a polymer.

Claim 11

The silver halide photographic light-sensitive material as claimed in claim 8, wherein the divalent group to form a bis coupler represented by R 11 , R 12 or R 13 is a substituted or unsubstituted alkylene group, a substituted or unsubstituted phenylene group, a group of the formula --NHCO--R 14 --CONH--, wherein R 14 represents a substituted or unsubstituted alkylene group or a substituted or unsubstituted phenylene group, or a group of the formula, --S--R 14 --S--, wherein R 14 represents a substituted or unsubstituted alkylene group.

Claim 12

The silver halide photographic light-sensitive material as claimed in claim 8, wherein the divalent group to form a bis coupler represented by X is a divalent group derived from the monovalent group for X as defined in claim 8.

Claim 13

The silver halide photographic light-sensitive material as claimed in claim 9, wherein R 11 , R 12 , R 13 or X in general formula (III), (IV), (V), (VI), or (VII) represents a vinyl group or a linking group to a vinyl group.

Claim 14

The silver halide photographic light-sensitive material as claimed in claim 12, wherein the linking group represented by R 11 , R 12 , R 13 or X is a substituted or unsubstituted alkylene group, a substituted or unsubstituted phenylene group, --NHCO--, --CONH--, --O--, --OCO--, an aralkylene group or a combination thereof.

Claim 15

The silver halide photographic light-sensitive material as claimed in claim 12, wherein the vinyl group may further have a substituent selected from a chlorine atom and a lower alkyl group having from 1 to 4 carbon atoms in addition to the coupler moiety.

Claim 16

The silver halide photographic light-sensitive material as claimed in claim 9, wherein the polymer coupler is a homopolymer.

Claim 17

The silver halide photographic light-sensitive material as claimed in claim 9, wherein the polymer coupler is a copolymer.

Claim 18

The silver halide photographic light-sensitive material as claimed in claim 9, wherein the polymer coupler comprises a copolymer containing a repeating unit derived from a non-color forming ethylenic monomer which does not couple with the oxidation product of an aromatic primary amine developing agent.

Claim 19

The silver halide photographic light-sensitive material as claimed in claim 17, wherein the non-color forming monomer is an acrylic acid, an ester of acrylic acid, an amide of acrylic acid, a vinyl ester, an acrylonitrile, an aromatic vinyl compound, itaconic acid, citraconic acid, crotonic acid, vinylidene chloride, a vinyl alkyl ether, maleic acid, maleic anhydride, an ester of maleic acid, N-vinyl-2-pyrrolidone, N-vinyl pyridine or 2- or 4-vinyl pyridine.

Claim 20

The silver halide photographic light-sensitive material as claimed in claim 9, wherein the polymer coupler is in the form of a latex.

Claim 21

The silver halide photographic light-sensitive material as claimed in claim 8 or 9, wherein the color image forming coupler is represented by general formula (III), (IV), (VI) or (VII).

Claim 22

The silver halide photographic light-sensitive material as claimed in claim 20, wherein the color image forming coupler is represented by general formula (III) or (VI).

Claim 23

The silver halide photographic light-sensitive material as claimed in claim 1, wherein the color image forming coupler is present in an amount of from about 0.002 to 0.5 mol per mol of silver halide.

Claim 24

The silver halide photographic light-sensitive material as claimed in claim 22, wherein the color image forming coupler is present in an amount of from about 0.005 to 0.1 mol per mol of silver halide.

Claim 25

The silver halide photographic light-sensitive material as claimed in claim 1, wherein the color image forming coupler is present in a silver halide emulsion layer.

Claim 26

The silver halide photographic light-sensitive material as claimed in claim 24, wherein the silver halide emulsion layer is a green-sensitive silver halide emulsion layer.

Claim 27

The silver halide photographic light-sensitive material as claimed in claim 25, wherein the photographic light-sensitive material further comprise a blue-sensitive silver halide emulsion layer containing a yellow color image forming coupler and a red-sensitive silver halide emulsion layer containing a cyan color image forming coupler.

Claim 28

The silver halide photographic light-sensitive material as claimed in claim 1, wherein the photographic light-sensitive material has at least two silver halide emulsion layers which are sensitive to the same spectral wavelength range but have different sensitivities from each other.

Claim 29

The silver halide photographic light-sensitive material as claimed in claim 1, wherein the photographic light-sensitive material has at least three silver halide emulsion layers which are sensitive to the same spectral wavelength range but have different sensitivities from each other.