Photographic developing agents, process for developing using same, and light-sensitive materials containing same

Claim 2

A silver halide photographic light-sensitive material comprising a support having thereon at least one light-sensitive silver halide emulsion layer, with a layer of the photographic material containing a photographic developing agent represented by the formula (I): ##STR7## wherein one of X and Y is a group which inhibits development on release immediately after a developing agent is oxidized at development and is connected to the benzene ring in the agent represented by formula (I) by a sulfur, selenium or nitrogen atom, and the other of X and Y is an --NH--SO 2 --Z group wherein Z is an alkyl group, an aryl group, or a heterocyclic group; A is a hydrogen atom or a group hydrolyzable under alkaline conditions; R 1 , R 2 and R 3 , which can be the same or different, each is a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an alkoxy group, an aryloxy group, an --S--Z' group wherein Z' is an alkyl group, an aryl group or a heterocyclic group, an --NH--SO 2 --Z" group wherein Z" is an alkyl group, an aryl group or a heterocyclic group, an acylamido group, an amino group, a halogen atom, a hydroxy group, or an acyloxy group; and R 1 and R 2 further may combine to form a ring.

Claim 3

A silver halide photographic light-sensitive material as claimed in claim 1, wherein said photographic developing agent represented by the formula (I) has the formula (II): ##STR8## wherein R 4 , R 5 , R 6 and R 7 , which may be the same or different, each represents a hydrogen atom, a halogen atom, a straight or branched alkyl group containing 1 to 30 carbon atoms which may be substituted with one or more of a halogen atom, an alkoxy group, a hydroxy group, a carboxy group, a sulfo group, a heterocyclic group or an aryl group, a straight or branched alkoxy group containing 1 to 30 carbon atoms which may be substituted with one or more of the substituents as described above for the alkyl group, a phenyl group having from 6 to 36 carbon atoms which may be substituted with one or more of a halogen atom, an alkyl group, or an alkoxy group, a phenyloxy group, which may be substituted with one or more of the substituents as defined above for the phenyl group, a 5- or 6-membered heterocyclic group containing one or more of a nitrogen atom, an oxygen atom, or a sulfur atom as a hetero atom, which may be condensed with a benzene or naphthylene nucleus, an acylamino group, a sulfonamido group, a carbamoyl group, a sulfamyl group, an acyl group, an alkoxycarbonyl group or an alkylthio group, and wherein X, Y and A are as defined in claim 1.

Claim 4

A silver halide photographic light-sensitive material as claimed in claim 1, wherein said photographic developing agent represented by the formula (I) has the formula (III): ##STR9## wherein one of X and Y is a group capable of inhibiting development on release immediately after a developing agent is oxidized at development, and the other of X and Y is an --NHSO 2 --Z group, wherein Z contains 1 to 30 carbon atoms and is an alkyl group, an aryl group, or a 5- or 6-membered heterocyclic group; A is a hydrogen atom or a group hydrolyzable under alkaline conditions; R 1 , R 2 and R 3 , which may be the same or different, is a hydrogen atom, a halogen atom, an alkyl group containing 1 to 30 carbon atoms, an alkoxy group containing 1 to 30 carbon atoms, an aryl group, an aryloxy group, an amino group, an --SZ' group, or an --NHSO 2 Z" group, wherein Z' and Z", which may be the same or different, each is as described above for Z, and R 1 and R 2 further may combine together to form a saturated or unsaturated ring.

Claim 5

A silver halide photographic light-sensitive material as claimed in claim 1, wherein said group capable of inhibiting development on release for X and Y is a group containing a sulfur atom or a nitrogen atom therein through which said group is bonded to the developing agent mother nucleus.

Claim 6

A silver halide photographic light-sensitive material as claimed in claim 4, wherein said group capable of inhibiting the development on release for X and Y is an arylthio group, a heterocyclic thio group, a group derived from a thioglycolic acid based compound, a group derived from a cystein based compound or a group derived from a glutathion based group.

Claim 7

A silver halide photographic light-sensitive material as claimed in claim 1, wherein said group capable of inhibiting development on release for X and Y is a triazolyl group.

Claim 8

A silver halide photographic light-sensitive material as claimed in claim 1, wherein Z is a straight or branched alkyl group containing 1 to 30 carbon atoms which may be substituted with one or more of a halogen atom, an alkenyl group, an alkoxy group, a hydroxy group, an aryloxy group, a carboxy group, an alkoxycarbonyl group, an aryloxycarbonyl group, a sulfo group, a heterocyclic group, or an aryl group, an aryl group which may be substituted with one or more of a halogen atom, an alkyl group, an alkoxy group, a nitro group, a cyano group, an acyl group, a carboxy group, an alkoxycarbonyl group, an acylamino group, a carbamoyl group, a sulfamoyl group, or a sulfo group, a 5- or 6-membered heterocyclic group containing one or more of a nitrogen atom, an oxygen atom, or a sulfur atom as a hetero atom, which may be condensed with a benzene or naphthylene nucleus; wherein R 1 , R 2 and R 3 , which can the same or different, each is a hydrogen atom, a halogen atom, a straight or branched alkyl group having 1 to 30 carbon atoms which may be substituted with one or more of a halogen atom, an alkoxy group, a hydroxy group, a carboxy group, a sulfo group, a heterocyclic group or an aryl group, a straight or branched alkoxy group containing 1 to 30 carbon atoms in which the alkyl moiety thereof may be substituted with one or more of a halogen atom, an alkoxy group, a hydroxy group, a carboxy group, a sulfo group, a heterocyclic group or an aryl group, an acylamino group, an aryl group containing 6 to 36 carbon atoms which may be substituted with one or more of a halogen atom, an alkyl group, or an alkoxy group. an aryloxy group containing 6 to 36 carbon atoms in which the aryl moiety thereof may be substituted with one or more of a halogen atom, an alkyl group, or an alkoxy group, a 5- or 6-membered heterocyclic group containing one or more of a nitrogen atom, an oxygen atom, or a sulfur atom as a hetero atom, which may be condensed with a benzene nucleus or naphthylene nucleus, an amino group, which may be substituted with one or more of an alkyl group, an aryl group or a heterocyclic group containing up to 30 carbon atoms as substituents, an --SZ' group or an --NHSO 2 Z" group wherein Z' and Z", which may be the same or different, each is as defined for Z and wherein the ring formed when R 1 and R 2 combine is a saturated or unsaturated ring which may be substituted with those groups as defined above for R 1 , R 2 and R 3 as substituents.

Claim 9

A multi-layer color light-sensitive material comprising a support having thereon a blue-sensitive emulsion layer comprising at least one blue-sensitive silver halide emulsion layer containing a yellow image-forming coupler, a green-sensitive emulsion layer comprising at least one green-sensitive silver halide emulsion layer containing a magenta image-forming coupler, and a red-sensitive emulsion layer comprising at least one red-sensitive silver halide emulsion layer containing a cyan image-forming coupler, said light-sensitive material further containing a photographic developing agent in at least one of said emulsion layers or an intermediate layer additionally present, wherein said photographic developing agent is represented by the formula (I): ##STR10## wherein one of X and Y is a group which inhibits development on release immediately after a developing agent is oxidized at development and is connected to the benzene ring in the agent represented by formula (I) by a sulfur, selenium or nitrogen atom, and the other of X and Y is an --NH--SO 2 --Z group wherein Z is an alkyl group, an aryl group, or a heterocyclic group; A is a hydrogen atom or a group hydrolyzable under alkaline conditions; R 1 , R 2 and R 3 , which can be the same or different, each is a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an alkoxy group, an aryloxy group, an --S--Z' group wherein Z' is an alkyl group, an aryl group or a heterocyclic group, an --NH--SO 2 --Z" group wherein Z" is an alkyl group, an aryl group or a heterocyclic group, an acylamido group, an amino group, a halogen atom, a hydroxy group, or an acyloxy group; and R 1 and R 2 further may combine to form a ring.

Claim 10

A multi-layer color light-sensitive material comprising a support having thereon a blue-sensitive emulsion layer comprising at least one blue-sensitive silver halide emulsion layer containing a yellow image-forming coupler, a green-sensitive emulsion layer comprising at least one green-sensitive silver halide emulsion layer containing a magenta image-forming coupler, and a red-sensitive emulsion layer comprising at least one red-sensitive silver halide emulsion layer containing a cyan image-forming coupler, said light-sensitive material further containing a photographic developing agent in at least one of said emulsion layers or an intermediate layer additionally present, wherein said photographic developing agent is represented by the formula (I): ##STR10## wherein one of X and Y is a group which inhibits development on release immediately after a developing agent is oxidized at development and is connected to the benzene ring in the agent represented by formula (I) by a sulfur, selenium or nitrogen atom, and the other of X and Y is an --NH--SO 2 --Z group wherein Z is an alkyl group, an aryl group, or a heterocyclic group; A is a hydrogen atom or a group hydrolyzable under alkaline conditions; R 1 , R 2 and R 3 , which can be the same or different, each is a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an alkoxy group, an aryloxy group, an --S--Z' group wherein Z' is an alkyl group, an aryl group or a heterocyclic group, an --NH--SO 2 --Z" group wherein Z" is an alkyl group, an aryl group or a heterocyclic group, an acylamido group, an amino group, a halogen atom, a hydroxy group, or an acyloxy group; and R 1 and R 2 further may combine to form a ring.

Claim 11

A multi-layer color light-sensitive material as claimed in claim 8, wherein said photographic developing agent represented by the formula (I) has the formula (II): ##STR11## wherein R 4 , R 5 , R 6 and R 7 , which may be the same or different, each represents a hydrogen atom, a halogen atom, a straight or branched alkyl group containing 1 to 30 carbon atoms which may be substituted with one or more of a halogen atom, an alkoxy group, a hydroxy group, a carboxy group, a sulfo group, a heterocyclic group or an aryl group, a straight or branched alkoxy group containing 1 to 30 carbon atoms which may be substituted with one or more of the substituents as described above for the alkyl group, a phenyl group having from 6 to 36 carbon atoms which may be substituted with one or more of a halogen atom, an alkyl group, or an alkoxy group, a phenyloxy group, which may be substituted with one or more of the substituents as defined above for the phenyl group, a 5- or 6-membered heterocyclic group containing one or more of a nitrogen atom, an oxygen atom, or a sulfur atom as a hetero atom, which may be condensed with a benzene or naphthylene nucleus, an acylamino group, a sulfonamido group, a carbamoyl group, a sulfamyl group, an acyl group, an alkoxycarbonyl group or an alkylthio group, and wherein X, Y and A are as defined in claim 8.

Claim 12

A multi-layer color light-sensitive material as claimed in claim 8, wherein said photographic developing agent represented by the formula (I) has the formula (III): ##STR12## wherein one of X and Y is a group capable of inhibiting development on release immediately after the developing agent is oxidized at development, and the other of X and Y is an --NHSO 2 --Z group, wherein Z contains 1 to 30 carbon atoms and is an alkyl group, an aryl group, or a 5- or 6-membered heterocyclic group; A is a hydrogen atom or a group hydrolyzable under alkaline conditions; R 1 , R 2 and R 3 , which may be the same or different, is a hydrogen atom, a halogen atom, an alkyl group containing 1 to 30 carbon atoms, an alkoxy group containing 1 to 30 carbon atoms, an aryl group, an aryloxy group, an amino group, an --SZ' group, or an --NHSO 2 Z" group, wherein Z' and Z", which may be the same or different, each is as described above for Z, and R 1 and R 2 further may combine together to form a saturated or unsaturated ring.

Claim 15

The method of forming an image of claim 11, wherein the silver halide photographic light-sensitive material comprises a support having thereon a blue-sensitive silver halide emulsion layer containing a yellow image-forming coupler, a green-sensitive silver halide emulsion layer containing a magenta image-forming coupler and a red-sensitive silver halide emulsion layer containing a cyan image-forming coupler.