Fuji Photo Film Company, Limited

Shigeaki Otani

Masahiro Asami

Yoji Okazaki

Yoshiharu Yabuki

Hiroyuki Yoneyama

Naoto Ohshima

Yasuhiro Hayashi

Kazunori Hasebe

Nobuo Sakai

Shoji Ishiguro

Akira Kase

Yasuhito Momoki

A silver halide color photographic light-sensitive material which comprises a support having thereon photographic constituting layers comprising blue, green and red sensitive silver halide emulsion layers, and a light-insensitive hydrophilic colloidal layer, wherein the photographic constituting layers contain, in combination or separately, at least one compound represented by the following formula (1): ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 represent specific groups, and L.sup.1, L.sup.2, and L.sup.3 each independently represents methine; and

Silver halide color photographic light-sensitive material

A silver halide color photographic material is provided comprising at least one yellow-developable silver halide emulsion layer, at least one magenta-developable silver halide emulsion layer and at least one cyan-developable silver halide emulsion layer on a support, characterized in that said at least one cyan-developable silver halide emulsion layer comprises at least one cyan dye-forming coupler represented by the following general formula (Ia) and silver bromochloride or silver chloride emulsion grains substantially free of silver iodide having a silver chloride content of 95 mol % or more spectrally sensitized with at least one sensitizing dye having a reduction potential of -1.27 V (vs. SCE) or lower: ##STR1## wherein Za represents --NH-- or --CH(R.sub.3)--; Zb and Zc each represents --C(R.sub.4).dbd. or --N.dbd.; R.sub.1, R.sub.2 and R.sub.3 each represents an electron withdrawing group having a Hammett's substituent constant .sigma..sub.p value of 0.20 or more, with the proviso that the sum of .sigma..sub.p of R.sub.1 and R.sub.2 is 0.65 or more; R.sub.4 represents a hydrogen atom or substituent, with the proviso that if two R.sub.4 's are present in the general formula, they may be the same or different; X represents a hydrogen atom or a split-off group from the rest of the structure upon coupling reaction with an oxidation product of an aromatic primary amine color developing agent; and R.sub.1, R.sub.2, R.sub.3, R.sub.4 or X may be a divalent group which is connected to a dimer or higher polymer or a high molecular chain to form a homopolymer or copolymer. The silver halide emulsion to be incorporated in said cyan-developable silver halide emulsion layer is gold-sensitized.

Silver halide color photographic material

There is provided a silver halide photographic material which comprises silver chloride or silver chlorobromide substantially free from silver iodide. The silver halide photographic material is excellent in rapid processability, low in fogging, and high in sensitivity and contrast.

Silver halide photographic material

There is disclosed a color photographic material and a method for forming a color image using the said photographic material. The color photographic material has at least three dye-forming coupler-containing layers and comprises a reflective support covered with a water-resistant resin composition containing a white pigment and a thermoplastic resin, an emulsion layer that has a silver chloride content of 95 mol % or more and contains silver chlorobromide grains or silver chloride grains containing specified metal ions, and the color photographic material being hardened by a specified compound.

Color photographic material and method for forming a color image

A silver halide color photographic material comprising a reflective support having thereon a yellow dye image forming silver halide emulsion layer, a magenta dye image forming silver halide emulsion layer and a cyan dye image forming silver halide emulsion layer, wherein said yellow dye image forming layer, magenta dye image forming layer and cyan dye image forming layer exhibit a maximum spectral sensitivity in the range of 400 to 490 nm, 530 to 570 nm and 660 to 720 nm, respectively, said silver halide emulsion of said cyan dye image forming layer comprises a silver chloride, silver bromochloride or silver bromochloroiodide emulsion having a silver chloride content of 90 mol % or more with a maximum spectral sensitivity given by J-band absorption of a compound represented by the general formula (I), ##STR1## wherein the variables are described in the specification.

A silver halide color photographicmaterial capable of providing an excellent rapid processing property and sharpness as well as forming little stain on a background after processing. The silver halide color photographic light-sensitive material comprises a reflection support provided thereon at least one of each of yellow color developing silver halide emulsion layer, magenta color developing silver halide emulsion layer and cyan color developing silver halide emulsion layer, wherein the spectral sensitivity peaks of the emulsion layers reside in 400 to 490 nm, 530 to 570 nm and 660 to 720 nm, respectively; wherein a silver halide emulsion contained in the cyan color developing silver halide emulsion layer comprises silver halide emulsion comprising silver halide selected from silver chloride, silver bromochloride, silver chloroiodide or silver bromochloroiodide each having an average silver chloride content of 90 mol % or more, and at least one thiocyanic acid salt compound and wherein the spectral sensitivity peak of the cyan color developing silver halide emulsion layer is provided by a J-band absorption of a sensitizing dye represented by the following Formula (I): ##STR1## wherein Z.sub.23 and Z.sub.24 each represent a group of atoms necessary to form a heterocyclic nucleus selected from a benzothiazole nucleus, a benzoselenazole nucleus, a naphthothiazole nucleus and a naphthoselenazole nucleus, each of which may have at least one substituent selected from a halogen atom, an alkyl group, an alkoxy group, an aryl group, and a hydroxyl group, provided that two of the substituents may be combined with each other to form a ring; R.sub.25 represents a hydrogen atom, an alkyl group or an aryl group; R.sub.23 and R.sub.24 each represent a substituted or unsubstituted alkyl group; X.sub.21 represents a counter ion; and n.sub.21 is 0 or 1.

There is disclosed a silver halide color photographic material containing a support having thereon three color-forming layers, which comprises, in said color-forming silver halide emulsion layers, high-silver-chloride grains, silver halide grains in the cyan color-forming layer being spectrally sensitized with a red-sensitive sensitizing dye having a prescribed reduction potential, and/or, in the cyan color-forming layer, an oil-soluble cyan coupler that cause coupling reaction with the oxidized product of an aromatic primary amine developing-agent to form a nondiffusible dye, a compound represented by formula (I) or (II), and a compound represented by formula (II) or (IV). ##STR1## wherein R.sub.1 and R.sub.3 each represent a hydrogen atom, an alkyl group, or a halogen atom, R.sub.2, R.sub.4, R.sub.5, R.sub.7, and R.sub.8 each represent independently an alkyl group, an aryl group, an alkoxy group, an aryloxy group, alkylthio group, an arylthio group, an amido group, an acyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, a carbamoyl group, a sulfamoyl group, or a sulfoxido group, the number of carbon atoms of each of R.sub.2 and R.sub.4 is 6 or more, R.sub.6 represents an alkylene group, n is 0 or 1, and M.sup..sym. represents a cation.

A method of forming a color image on a silver halide color photographic light-sensitive material having at least one silver halide emulsion layer provided on a reflective support, which does not substantially contain silver iodide and which contains silver chlorobromide or silver chloride grains having a silver chloride content of at least 95 mol %, said grains containing at least one metal ion consisting of a group of ions of metals of Group VIII of the Periodic Table, transition metals of Group II of the Periodic Table, lead and thallium in an amount of at least 10.sup.-9 mol per mol of silver halide, comprising exposing said photographic material by means of a scanning exposure using an image signal formed by scanning an original image and thereafter continuously processing said photographic material with a color developer substantially not containing benzyl alcohol, wherein the amount of the replenisher to the developer is 200 ml or less per m.sup.2 of the photographic material processed thereby. The variation in the photographic properties of the material thus continuously processed, is greatly reduced.

Method of forming a color image

A silver halide color photographic material having at least one silver halide emulsion layer containing substantially no silver iodide and comprising silver chloride or silver chlorobromide grains having an average silver chloride content of not less than 10 mol % and containing at least 10.sup.-9 mol (per mol of silver halide) of Group VIII metal ion of the Periodic Table, Group II transition metal ion of the Periodic Table, lead ion or thallium ion provided on a reflection type support, said silver halide emulsion layer contains at least one member of pyrazoloazole couplers represented by the following general formula (I) and said silver halide color photographic material contains at least one member of compounds represented by the following general formulas (II) and (III) and at least one member of compounds represented by the following general formula (IV) ##STR1## wherein Za and Zb, R.sub.1 and R.sub.2 and X.sub.1 are defined in the specification; at least one of R.sub.1 and R.sub.2 is a group which is attached to pyrazoloazole nucleus through secondary or tertiary carbon. ##STR2## wherein R.sub.3 and R.sub.4 represent each an aliphatic group, an aromatic group or a heterocyclic group; X.sub.2 represents a group which is eliminated by the reaction with an aromatic amine developing agent; A represents a group which forms a chemical bond by the reaction with an aromatic amine developing agent; n represents 1 or 0; B represents hydrogen atom, an aliphatic group, an aromatic group, a heterocyclic group, an acyl group or a sulfonyl group; Y is a group which accelerates the addition of the aromatic amine developing agent to the compound having the formula (III); and R.sub.3 and X.sub.2 or Y and R.sub.4 or B may be combined together to form a ring structure.

Color photographic material

A method of forming a color image and a silver halide color photographic material comprising a reflective support having thereon at least one light-sensitive layer containing at least one coupler which forms a dye upon a coupling reaction with an oxidation product of an aromatic primary amine color developing agent and a silver halide emulsion which contains at least 80% by mol of silver chloride and substantially no silver iodide the method comprising processing with a color developing solution which contains not more than 0.002 mol of a bromine ion per liter and substantially no benzyl alcohol for a development time of not more than 2 minutes and 30 seconds in the presence of at least one compound represented by the following formulae (I), (II), or (III), as defined in the specification. The method of forming a color image and the silver halide color photographic material according to the present invention enable rapid processing to be conducted while controlling the fog formation with high sensitivity.

Growing community of inventors

Kanagawa, Japan

Shigeaki Otani