US 7,598,026 B2 · Image forming method using a silver halide color photographic light-sensitive material, and silver halide color photographic light-sensitive material

Abstract

An image-forming method comprising: employing a silver halide color photographic light-sensitive material, comprising, on a support, at least one silver halide emulsion layer containing a yellow dye-forming coupler, at least one silver halide emulsion layer containing a magenta dye-forming coupler, at least one silver halide emulsion layer containing a cyan dye-forming coupler, at least one color-mix preventing layer and at least one protective layer, wherein the said silver halide emulsion layer containing a yellow dye-forming coupler includes a blue-sensitive silver halide emulsion having a silver chloride content of 90 mole % or more and containing at least one specific blue-sensitive sensitizing dye; and exposing the said silver halide color photographic light-sensitive material to a blue semiconductor laser of a wavelength shorter by 30 nm to 60 nm than the wavelength at which the said blue-sensitive silver halide emulsion has the spectral sensitivity maximum.

Claims42

Dependent claims

An image-forming method comprising:

employing a silver halide color light-sensitive material containing at least one yellow color developing light-sensitive silver halide emulsion layer, at least one magenta color developing light-sensitive silver halide emulsion layer and at least one cyan color developing light-sensitive emulsion layer and at least one non light-sensitive and non color-developing hydrophilic colloidal layer on a reflective support, wherein the water-swelled film thickness of a photographic structural layer on the side of the emulsion layers of the support is 8 μm or more and 19 μm or less and the film thickness at the side to which the emulsion layers are applied on the support is 3 μm or more and 7.5 μm or less;
and
imagewise exposing the yellow color developing light-sensitive silver halide emulsion layer of the silver halide color light-sensitive material to coherent light from a blue color- emitting semiconductor laser at an emission wavelength of 420 nm to 450 nm.

An image-forming method comprising:

exposing a silver halide color photographic light-sensitive material containing at least one silver halide emulsion doped with an iridium metal complex having, as a ligand, at least one of H2O, OH, O, OCN, thiazole , and substituted thiazole to at least 3 kinds of visible laser lights of different wavelengths as the exposure wavelengths in 420 to 450 nm, 500 to 560 nm, and 620 to 710 nm, respectively;
and
subjecting the material to color development processing, wherein at least 2 kinds of laser lights are obtained from semiconductor laser light sources not through nonlinear optical crystals, γc, γm, and γy are each 1.0 to 1.6, the difference of any two of γc, γm, and γy is −0.2 to 0.2, and ΔS is 1.0 to 1.8:
γc:
gradation of cyan-color image obtained by color development processing after exposure to a laser light source having the longest wavelength;
γm:
gradation of magenta-color image obtained by color development processing after exposure to a laser light source having the exposure wavelength in 520 to 560 nm;
γy:
gradation of yellow-color image obtained by color development processing after exposure to a laser light source having the shortest wavelength;
and
ΔS:
the difference between yellow sensitivity and magenta sensitivity (Sy-Sm)
(The gradation means the value γ=Log(E2/E1) obtained from an exposure amount (E1) which gives a developed color density equivalent to unexposed portion density +0.02 and an exposure amount (E2) which gives a developed color density equivalent to 90% of the maximum developed color density in the characteristic curve of each of the images. Further, yellow sensitivity Sy means the value Log(1/Ey) obtained from an exposure amount (Ey) which gives a yellow density of 1.8 and magenta sensitivity Sm means the value Log(1/Em) obtained from an exposure amount (Em) which gives a magenta density of 0.6, on the characteristic curves of yellow and magenta images obtained by color development processing after exposure to a laser light source having the shortest wavelength).

10 more elements

A silver halide color photographic light-sensitive material for laser exposure in an image-forming process,

wherein the silver halide color photographic light-sensitive material contains at least one silver halide emulsion doped with an iridium metal complex having, as a ligand, at least one of H2O, OH, O, OCN, thiazole, and substituted thiazole,
wherein the silver halide color photographic light-sensitive material is to be exposed to at least 3 kinds of visible laser lights having different wavelengths as the exposure wavelengths in 420 to 450 nm, 500 to 560 nm, and 620 to 710 nm, respectively, and to be subjected to color development processing, wherein at least 2 kinds of laser lights are those obtained from semiconductor laser light sources not through nonlinear optical crystals, γc, γm, and γy are each 1.0 to 1.6, the difference of any two of γc, γm, and γy is −0.2 to 0.2, and ΔS is 1.0 to 1.8:
γc:
gradation of cyan-color image obtained by color development processing after exposure to a laser light source having the longest wavelength;
γm:
gradation of magenta-color image obtained by color development processing after exposure to a laser light source having the exposure wavelength in 520 to 560 nm;
γy:
gradation of yellow-color image obtained by color development processing after exposure to a laser light source having the shortest wavelength;
and
ΔS:
the difference between yellow sensitivity and magenta sensitivity (Sy-Sm)
(The gradation means the value γ=Log(E2/E 1) obtained from an exposure amount (E1) which gives a developed color density equivalent to unexposed portion density 0.02 and an exposure amount (E2) which gives a developed color density equivalent to 90% of the maximum developed color density in the characteristic curve of each of the images. Further, yellow sensitivity Sy means the value Log(1/Ey) obtained from an exposure amount (Ey) which gives a yellow density of 1.8 and magenta sensitivity Sm means the value Log(1/Em) obtained from an exposure amount (Em) which gives a magenta density of 0.6, on the characteristic curves of yellow and magenta images obtained by color development processing after exposure to a laser light source having the shortest wavelength).

9 more elements

Dependencies are inferred from the claim text.

Image forming method using a silver halide color photographic light-sensitive material, and silver halide color photographic light-sensitive material

Life of this patent

Image forming method using a silver halide color photographic light-sensitive material, and silver halide color photographic light-sensitive material

Life of this patent

Abstract

Claims42