Silver halide light-sensitive color photographic material suitable for rapid processing

Claim 2

A light-sensitive silver halide photographic material comprising a reflective support having thereon at least one light-sensitive silver halide emulsion layer containing silver chloride or silver chlorobromide emulsion of which silver chloride content is not less than 90 mole%, said silver chloride or silver chlorobromide emulsion having been prepared by the addition of a heterocyclic mercapto compound or an azaindene compound during the period of formation of silver halide grains contained therein, a dye-forming coupler and a high-boiling organic solvent of which dielectric constant is not more than 6.

Claim 3

The light-sensitive silver halide photographic material of claim 1, wherein said heterocyclic mercapto compound is represented by the following Formula [I]: Formula [I] wherein Z is a group of atoms necessary to form a 5 or 6-member heterocyclic ring which may be condensed, and M is a hydrogen atom, an alakali metal atom, or an ammonium group.

Claim 4

The light-sensitive silver halide photographic material of claim 2, wherein said heterocyclic ring is selected from the group consisting of a pyridine, a pyrimidine, an imidazole, a benzimidazole, a naphthoimidazole, an oxazole, a benzoxazole, a naphthoxazole, a thiazole, a benzothiazole, a naphthothizaole, a selenazole, a bensoselenazole, a naphthoselenazole, a triazole, an oxadiazole, a thiadiazole, a triazine, a tetrazole, a purine and an azaindene, provided that these groups may have a substituent and that the azainden has a -SM group, in which M is a hydrogen atom, an alakali metal atom, or an ammonium group.

Claim 5

The light-sensitive silver halide photographic material of claim 1, wherein said heterocyclic mercapto compound is selected from a group of compounds represented by the formula [II], [III] or [IV]; wherein Ar is selected from the group consisting of a phenyl, a naphthyl or a cyclohexyl group; R¹ is an organic group substitutable to the Ar group or a hydrogen atom; M is a hydrogen atom, an alkali metal atom or an ammonium group; wherein Z¹ is selected from the group consisting of a sulfur atom, oxygen atom, selenium atom and a group, and R² is a substitutable organic group or a hydrogen atom; and M is same as defined in Formula [II]; and wherein Z² is selected from the group consisting of a sulfur atom, oxygen atom, selenium atom and a N-R⁴ group, in which R⁴ is selected from the group consisting of a hydrogen atom, an alkyl group, an alkenyl group, a cycloalkyl group, an aryl. an aralkyl group, a -COR⁵group, a -SO₂R⁵ group, a -NHCOR⁵ and a -NHSO₂R⁵ group, wherein R⁵ is an alkyl or an aryl group; and R³ is a substitutable organic group; and M is same as defined in Formula [II].

Claim 6

The light-sensitive silver halide photographic material of claim 1, wherein said azaindene compound is selected from tetrazaindene compounds having Formula (1), (2), (3), (4) or (5); whereinabove R₁₁, R₁₂ and R₁₃ are independently selected from the group consisting of a hydrogen atom, a halogen atom, an amino group or a derivative thereof, an alkyl group or a derivative thereof, an aryl group or a derivative thereof, a cycloalkyl group or a derivative thereof and a -CONH-R₁₄ group, in which R₁₄ is selected from the group consisting of a hydrogen atom, an alkyl or a derivative thereof, an amino group or a derivative thereof, a halogen atom, a cycloalkyl group or a derivative thereof, an aryl group or a derivative thereof, provided that the R₁₁ and R₁₂ may be combined with each other to form a 5 to 7-membered carbocyclic or a heterocyclic ring.

Claim 7

The light-sensitive silver halide photographic material of claim 1, wherein said at least one light-sensitive silver halide emulsion layer contains a silver chloride-containing emulsion of which silver chloride content is 90 to 100 mole%.

Claim 8

The light-sensitive silver halide photographic material of claim 6, wherein said at silver chloride content is 95 to 100 mole%.

Claim 9

The light-sensitive silver halide photographic material of claim 1, wherein said silver halide grains have an average grain size of 0.2 to 1.6 µm.

Claim 10

The light-sensitive silver halide photographic material of claim 8, wherein said an average grain size is 0.25 to 1.2 µm.

Claim 11

The light-sensitive silver halide photographic material of claim 1, wherein said silver halide emulsion is a monodisperse emulsion of which coefficient of variation given in terms of the following formula is not more than 0.15; wherein is the average grain size and S is given in the following formula; in which ri represents the grain size of each individual grain, and the ni represents the number of the individual grains having the grain size ri.

Claim 12

The light-sensitive silver halide photographic material of claim 1, wherein said high-boiling organic solvent has a dielectric constant is not more than 1.9 to 6.

Claim 13

The light-sensitive silver halide photographic material of claim 1, wherein said high-boiling organic solvent is selected from the group consisting of an ester, an organic acid amide, a ketones and a hydrocarbon compound.

Claim 14

The light-sensitive silver halide photogrpahic material of claim 1, wherein said high-boiling organic solvent is one represented by the formula [HA] or [HB]; Formula [HA] wherein R H1 and R H2 are independently selected from the group comsisting of an alkyl, an alkenyl and an aryl group, provided that sum of the carbon atoms contained in R H1 and R H2 is from 9 to 32; Formula [HB] wherein R H3 , R H4 and R H5 are independently selected from the group consisting of an alkyl group, an alkenyl group and an aryl group, provided that the sum of the carbon atoms contained in R H3 , R H4 and R H5 is from 24 to 54.

Claim 15

The light-sensitive silver halide photographic material of claim 1, wherein said dye-forming coupler is selected from the group consisting of a benzoylacetanilide-type yellow dye-forming coupler, a pivaloylacetanilide-type yellow dye-forming coupler, a 5-pyrazolone-type magenta dye-forming coupler, a pyrazoloazole-type magenta dye-forming coupler, a phenol-type cyan dye-forming coupler and a naphthol-type cyan dye-forming coupler.