Heat-developable color photographic material and image-forming process

Claim 2

A heat-developable color photographic material containing a compound represented by Formula (1) shown below: wherein X represents a halogen atom, and Y represents a group of nonmetallic atoms necessary for forming a nitrogen-containing heterocyclic ring bearing on the ring at least one substituent having 4 or more carbon atoms.

Claim 3

The heat-developable color photographic material of Claim 1, wherein X represents a chlorine atom, the nitrogen-containing heterocyclic ring formed by Y is 5-or 6-membered ring, a number of nitrogen atoms on the ring is 1 to 3 and the heterocyclic ring may be condensed with another ring to form a condensed ring.

Claim 4

The heat-developable color photographic material of Claim 1, wherein the heterocyclic ring or the ring condenssed to the heterocylic ring bears on the ring at least one substituent having 4 or more carbon atoms.

Claim 5

The heat-developable color photographic material of Claim 3, wherein the substituent is a group having 6 to 30 carbon atoms.

Claim 6

The heat-developable color photographic material of Claim 3, wherein the substituent is a polymer residual group having a repeating unit derived from a monomer represented by Formula (1') shown below: wherein, X and Y are as defined in Formula (1), R 1 and R 2 each represent a divalent hydrocarbon group, J 1 and J 2 each represent a divalent linking group, R 3 represents an alkyl group or a hydrogen atom, h 12, mi and m 2 each represent 1 or 0.

Claim 7

The heat-developable color photographic material of Claim 1, wherein the compound represented by Formula (1) is at least one of Formulas (A) to (I): wherein, X 1 and X 2 each represents a halogen atom, R 4 represents a ballast group having 4 or more carbon atoms or a polymer residual group, wherein, X 1 and R 4 are the same as defined in Formula (A), R 5 represents a monovalent organic group which may be either a ballast group or a polymer residual group, wherein, X 1 , X 2 and R 4 are the same as defined in Formula (A), X 3 represents a halogen atom, and X 1 , X 2 and X 3 may not be all like halogen atoms, wherein, X i , X 2 and R 4 are the same as defined in Formula (A), wherein, X 1 and R 4 are the same as defined in Formula (A), wherein, X 1 , X 2 and R 4 are the same as defined in Formula (A), wherein, X 1 , R 4 and R 5 are the same as defined in Formula (B) and R 6 has the same meaning as R 5 , wherein, X 1 , X 2 and R 4 are the same as defined in Formula (A). wherein, X,, R 4 and R 5 are the same as defined in Formula (B) and X 4 - represents an anion.

Claim 8

The heat developable color photographic material of Claim 1, wherein the compound represented by Formula (1) is contained in an amount of 1.0 x 10- 4 to 0.1 mol per 1 m2 of the layer in which the compound is contained.

Claim 9

The heat-developable color photographic material of Claim 1, wherein said heat-developable color photographic material comprises a heat-developable light-sensitive material having on a support a light-sensitive silver halide, a dye providing substance, a reducing agent and a binder at least.

Claim 10

The heat-developable color photographic material of Claim 8, wherein the compound representd by Formula (1) is contained in a non-light-senstive layer.

Claim 11

The heat developable color photographic material of Claim 8, wherein the dye providing substance is contained in an amount of 0.005 g to 50 g per 1 m2 of the layer in which the dye providing substance is contained.

Claim 12

The heat developable color photographic material of Claim 8, wherein the dye providing substance is a negative type dye providing substance which can act on a positive function or a positive type dye providing substance which can act on a negative function.

Claim 13

The heat developable color photographic material of Claim 11, wherein the negative type dye providing substance is selected from the group consisting of a reducible dye releasing compound, a coupling dye releasing type compound or a coupling dye forming type compound.

Claim 14

The heat developable color photographic material of Claim 12, wherein the reducible dye releasing compound is at least one of compounds represented by Formulas (2) and (3) shown below: Formula (2) wherein, Car represents a reducible substrate undergoing oxidation to release a dye when a light-sensitive silver halide and/or an organic silver salt optionally used is reduced, and Dye represents a diffusible dye residual group, wherein, A, and A 2 each represent a hydrogen atom, a hydroxyl group or an amino group; and Dye is the same as defined in Formula (2).

Claim 15

The heat developable color photographic material of Claim 12, wherein the coupling dye releasing type compound is a compound represented by Formula (4): Formula (4) wherein, Cp 1 represents an organic group capable of releasing a diffusible dye through the reaction with an oxidized product of a reducing agent; J represents a divalent linking group, and the bond between Cp 1 and J is cleaved through the reaction with the oxidized product of the reducing agent; ni represents 0 or 1; and Dye is the same as defined in Formula (2).

Claim 16

The heat developable color photographic material of Claim 12, wherein the coupling dye forming type compound is a compound represented by Formula (5): Formula (5) wherein, Cp 2 represents an organic group capable of forming a diffusible dye through the reaction with an oxidized product of a reducing agent; F represents a divalent linking group; and B represents a ballast group.

Claim 17

The heat developabe color photographic material of Claim 15, wherein the coupling dye forming type compound is a polymer is a polymer having a repeating unit derived from a monomer represented by Formula (6): wherein, Cp 2 is the same as defined in Formula (5), Y represents an alkylene group, an arylene group or an aralkylene group; t represents 0 or 1: Z represents a divalent organic group; L represents an ethylenically unsaturated group or a group having an ethylenically unsaturated group.

Claim 18

The heat developabe color photographic material of Claim 11, wherein the positive type dye providing substance is at least one of oxidative dye releasing compounds represented by Formula (17) and Formula (1.8) shown below: wherein, W, represents a mass of the groups necessary for forming a quinone ring; R 11 represents an alkyl group or a hydrogen atom; E represents wherein R 12 represents an alkyl group or a hydrogen atom, and R 13 represents an oxygen atom or or -SO 2 -; r represents 0 or 1; and Dye is the same as defined in Formula (2), wherein, W 2 represents a mass of the atoms necessary for forming a benzene ring; and R 11 r, E and Dye are the same as defined in Formula (17), wherein, W 2 , R11 and Dye are the same as defined in Formula (18).

Claim 19

the heat-developable color photographic material of Claim 1, wherein said heat-developable color photographic material comprises an image-receiving element for a diffusion transfer type heat-developable color photographic material.

Claim 20

The heat-developable color photographic material of Claim 18, wherein the compound representd by Formula (1) is contained in the image-receiving element.

Claim 21

A process for forming an image on a heat-developable color photographic material, which comprises carrying out heat-development processing in the presence of a compound represented by Formula (1) shown below: wherein X represents a halogen atom, and Y represents a group of nonmetallic atoms necessary for forming a nitrogen-containing heterocyclic ring bearing on the ring at least one substituent having 4 or more.carbon atoms.

Claim 22

A process for forming an image on a heat-developable color photographic material, which comprises carrying out heat-development processing in the presence of a compound represented by Formula (1) shown below: wherein X represents a halogen atom, and Y represents a group of nonmetallic atoms necessary for forming a nitrogen-containing heterocyclic ring bearing on the ring at least one substituent having 4 or more.carbon atoms.

Claim 23

The process of Claim 20, wherein said compound represented by Formula (1) is present in an image-receiving element for a diffusion transfer type heat-developable color photographic material.

Claim 24

The process of Claim 4, wherein said compound represented by Formula (1) is present in a heat-developable light-sensitive material having on a support a light-sensitive silver halide, a dye providing substance, a reducing agent and a binder at least.