Heat-developable color photo-sensitive material

Claim 2

In a heat-developable color photo-sensitive material comprising a support bearing thereon a photographic component layer containing at least a photo-sensitive halide, a reducing agent, a binder and a dye-providing material; said heat-developable photo-sensitive material characterized in that at least one of said dye-providing materials is a polymer having a repetition unit being derived from a monomer represented by the Formula [I] below; Formula [I] ##STR13## wherein X represents a group of atoms required for forming a benzene ring or a naphthalene ring which is allowed to have a substituent; Y represents an oxygen atom or a sulfur atom; Q represents an ethylene unsaturated group or a group having an ethylene unsaturated group and M represents a hydrogen atom, an ammonium group or a monovalent metal atom.

Claim 3

The heat-developable color photo-sensitive material as claimed in claim 1, wherein said benzene ring or said naphthalene ring formed of X in the Formula [I] is represented by the following Formula [III]: Formula [III] ##STR14## wherein, R 3 , R 4 and R 5 represent respectively hydrogen atom or a substituent selected from the group consisting of an alkyl group, an alkenyl group, a cycloalkyl group, an aryl group, an aralkyl group, an alkoxy group, an aryloxy group, an acyl group, an acyloxy group, an acylamino group, an alkoxyalkyl group, an aryloxyalkyl group, an alkoxycarbonyloxy group, an alkoxycarbonylamino group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, an amino group, an alkylamino group, a dialkylamino group, an arylamino group, a cycloalkylamino group, a cyano group, a nitro group, an alkylsulfonyl group, an arylsulfonyl group, a hydroxyl group, an ureido group, a sulfamoylamino group, an alkylsulfonyloxy group, an arylsulfonylamino group, an alkylsulfonylamino group, an alkylthio group, an arylthio group, a heterocyclic residual group, an imido group and a halogen atom; R 3 and R 4 are allowed to be bound each other to form a carbon ring.

Claim 4

The heat-developable color photo-sensitive material as claimed in claim 1, wherein said photo-sensitive material contains said polymer in an amount of from 0.005 to 10 g per square-meter of said photo-sensitive material.

Claim 5

The heat-developable color photo-sensitive material as claimed in claim 1, wherein said photographic component layer contains said photo-sensitive silver halide in an amount of from 0.002 to 10 mol per mol of the monomer unit represented by the Formula [I].

Claim 6

The heat-developable color photo-sensitive material as claimed in claim 1, wherein said reducing agent is represented by the following Formula [IV]: Formula [IV] ##STR15## wherein, R 6 and R 7 each represent hydrogen atom or an alkyl group having one to 30 carbon atoms, and the R 6 and R 7 may close a ring so as to form a heterocyclic ring; R 8 , R 9 , R 10 and R 11 each represent hydrogen atom, a halogen atom, a hydroxy group, an amino group, an alkoxy group, an acylamide group, a sulfonamide group, an alkylsulfonamide group, or an alkyl group having one to 30 carbon atoms, and the R 8 and R 6 , and the R 10 and R 7 each may close a ring so as to form a heterocyclic ring, respectively; and M represents an alkali metal atom or a compound containing an ammonium group, a nitrogen-containing organic base or a quaternary nitrogen atom.

Claim 7

The heat-developable color photo-sensitive material as claimed in claim 1, wherein said photographic component layer contains said reducing agent in an amount of from 0.05 to 10 mol per mol of the monomer unit represented by the Formula [I].

Claim 8

The heat-developable color photo-sensitive material as claimed in claim 1, wherein said binder is a mixture of gelatin or the derivatives thereof and other hydrophilic polymer.

Claim 9

The heat-developable color photo-sensitive material as claimed in claim 1, wherein said binder contains gelatin and a vinylpyrolidone polymer.

Claim 10

The heat-developable color photo-sensitive material as claimed in claim 7, wherein the gelatin contained in said binder is from 10 to 90% by weight.

Claim 11

The heat-developable color photo-sensitive material as claimed in claim 7, wherein said binder is from 0.1 to 10 g per mol of the monomer unit represented by the Formula [I].