摘要:
A process for processing a silver halide color photographic material is described comprising subjecting a silver halide color photographic material comprising a support having provided thereon at least one photographic emulsion layer containing at least one kind of pyrazoloazole series magenta coupler represented by general formula (I) to photographic processing using a bath containing at least 1.times.10.sup.-4 mol/liter of a soluble iron salt as the final bath: ##STR1## wherein Za and Zb each represents .dbd.CH--, (wherein R.sub.2 represents a hydrogen atom or a substituent) or =N-; R.sub.1 represents a hydrogen atom or a substituent; X represents a hydrogen atom or a group releasably upon coupling with the oxidation product of an aromatic primary amine developing agent; when Za=Zb is a carbon-carbon double bond, the double bond may be a part of an aromatic ring; the magenta coupler may form a dimer or polymer at R.sub.1, R.sub.2 or X; when at least one of said Za and Zb is ##STR2## at least one of the R.sub.1 and R.sub.2 represents a methylene group directly bonded to the skeleton of general formula (I), at least one of the hydrogen atoms of which is substituted; when both Za and Zb are .dbd.N--, R.sub.1 is a methylene group directly bonded to the skeleton, at least one of the hydrogen atoms of which is substituted; and the R.sub.1 or R.sub.2 has at least one --NHSO.sub.2 -- as a substituent.
摘要:
A silver halide color photographic material comprising a support having thereon a blue-sensitive silver halide emulsion layer, a green-sensitive silver halide emulsion layer and a red-sensitive silver halide emulsion layer, wherein the silver halide color photographic material contains at least one kind of pyrazoloazole type magenta coupler represented by the general formula (I) described below and the total coating amount of silver in the photographic material is 0.75 g/m.sup.2 or less. ##STR1## wherein R.sup.1 represents a hydrogen atom or a substituent; X represents a hydrogen atom or a group capable of being released upon a coupling reaction with an oxidation product of an aromatic primary amine developing agent; Za, Zb and Zc each represents a methine group, a substituted methine group, .dbd.N-- or --NH--, one of the Za-Zb bond and the Zb-Zc bond being a double bond and the other being a single bond; when the Zb-Zc bond is a carbon-carbon double bond, the Zb-Zc bond may be a part of a condensed aromatic ring; R.sup.1 or X may also form a polymer including a dimer or more; and when Za, Zb or Zc is a substituted methine group, the substituted methine group may form a polymer including a dimer or more.The silver halide color photographic material provides color images having improved color reproducibility and preservability and is excellent in processing stability.
摘要:
A silver halide color photographic light-sensitive material comprising a support and at least one silver halide photographic emulsion layer on the support, said emulsion layer containing a 5-pyrazolone coupler having a coupling eliminable group of the following general formula (I) at the coupling site thereof: ##STR1## wherein L.sub.1 represents a substituted or an unsubstituted methylene or ethylene group; l represents 0 or 1; m represents 0 or an integer from 1 to 3; R.sub.1 represents a hydrogen atom, or a substituted or an unsubstituted alkyl, aryl or heterocyclic group; Y represents ##STR2## Q represents a single bond or nonmetal atoms necessary to complete a 5- to 8-membered ring together with ##STR3## said 5- to 8-membered ring may further have a saturated or an unsaturated ring condensed thereto; R.sub.2 represents a halogen atom, an alkyl group; an aryl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an alkylsulfonyl group, an arylsulfonyl group, an acylamino group, an alkoxycarbonylamino group, a sulfonamide group, a sulfamoyl group, an ureido group, an alkoxycarbonyl group, an aryloxycarbonyl group, an acyl group, a cyano group, a trifluoromethyl group, an amino group, an N-alkylamino group, an N-arylamino group, an N,N-dialkylamino group, a diacylamino group, an imido group or a carbamoyl group, and when m represents 2 or 3, R.sub.2 groups may be the same or different; R.sub.2 ' represents a hydrogen atom, or has the same meaning as R.sub.2 and two R.sub.2 ' groups may be linked to form a 5- to 7-membered saturated or unsaturated ring; and --Y Q may be a substituted or an unsubstituted carbon-carbon or carbon-nitrogen double bond. The silver halide photographic material provides a magenta image having a high maximum density and light fastness.
摘要:
A silver halide color photographic light-sensitive material comprising a support having provided thereon at least one silver halide emulsion layer, wherein at least one magenta coupler represented by the formula ##STR1## where the groups in the formula are defined in the specification; is dispersed in the silver halide emulsion layer in the presence of at least one high-boiling organic solvent represented by one of the formulae (II), (III), (IV) and (V): ##STR2## where the groups in the formulae are described in the specification. The a high boiling point organic solvent has a dielectric constant of not less than 4.00 at 25.degree. C. and 10 KHz.
摘要:
A method for forming a color image is disclosed, which comprises imagewise exposing a multi-layer silver halide color photographic material comprising a reflective support having provided thereon at least three silver halide emulsion layers different in color sensitivity, each of which separately contains at least one coupler selected from a specific combination of cyan, magenta, and yellow couplers, and processing the exposed material with a color developing solution containing substantially no benzyl alcohol for a period of not more than 2 minutes and a half. A color image excellent in color reproducibility and preservability can be obtained rapidly without using benzyl alcohol.
摘要:
A method for the formation of a color image is described, wherein a silver halide color photographic material comprising a photographic layer provided on a reflective support is imagewise exposed and then subjected to development for a period of time within 2 minutes and 30 seconds with a color developer which contains an aromatic primary amine developing agent but does not substantially contain benzyl alcohol, wherein said photographic layer contains at lesat one specific non-coloring coloration accelerator selected from the group consisting of compounds represented by formulae (I) through (VII) defined in the specification.
摘要:
A silver halide color photographic light-sensitive material is described, comprising a support having coated thereon at least one silver halide emulsion layer, the color photographic light-sensitive material having a photographic layer containing at least one kind of magenta coupler of 5-pyrazolone type having an arylthio group at the coupling position thereof, the arylthio group having an alkoxy group or an aryloxy group at the ortho position to the sulfur atom thereof and the alkoxy group and the aryloxy group being substituted with a cyano group, a halogen atom, a sulfonyl group, a sulfinyl group, a phosphonyl group, or an ##STR1## group, wherein A represents a chemical bond, an alkylene group, an arylene group, an oxygen atom, a sulfur atom, or an imino group; and B represents a hydroxy group, an alkoxy group, an aryloxy group, a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an acyclic amino group, or a hydrazino group.The silver halide color photographic light-sensitive material containing the 2-equivalent magenta coupler has an excellent color forming property even when it is processed in a color developing solution containing a salt of alkaline earth metal, exhibits photographic properties which are not influenced by variations in the pH of the color developing solution, and provides a magenta color image having a good light fastness. A method of forming a color image using the silver halide color photographic light-sensitive material is also described.
摘要:
A silver halide color photographic light-sensitive material comprising a support having coated thereon at least one silver halide emulsion layer, the color photographic light-sensitive material having a photographic layer containing at least one 2-equivalent 5-pyrazolone type magenta coupler represented by the general formula (I) described below and an amount of a calcium atom contained in the color photographic light-sensitive material being up to 10 mg/m.sup.2. ##STR1## wherein W represents an aryl group; X represents an aliphatic group, an aryl group or a heterocyclic group; and Y represents an acylamino group, a ureido group or an anilino group.The silver halide color photographic light-sensitive material containing the 2-equivalent 5-pyrazolone magenta coupler and the restricted amount of the calcium atom exhibits photographic properties which are not influenced by variations in the pH of the color developing bath and can provide color images fast to light and heat.
摘要翻译:一种卤化银彩色照相感光材料,其包含在其上涂覆有至少一个卤化银乳剂层的载体,所述彩色照相感光材料具有含有至少一种2-当量5-吡唑啉酮型品红成色剂的照相层, 下述通式(I)和彩色照相感光材料中含有的钙原子量高达10mg / m 2。 (I)其中W表示芳基; X表示脂族基,芳基或杂环基; Y表示酰氨基,脲基或苯胺基。 含有2-当量5-吡唑啉酮品红成色剂和限制量的钙原子的卤化银彩色照相感光材料表现出不受彩色显影浴pH变化影响的照相性能,并能快速提供彩色图像 光和热。
摘要:
A color photographic silver halide light-sensitive material which comprises a support having thereon at least two light-sensitive layers, at least one of said layers containing a compound capable of coupling with an oxidation product of a color developing agent and in which splitable hetero aromatic ring containing a triazole or diazole ring is connected to the carbon atom in the coupling position, through the nitrogen atom in the 1-position of said triazole or diazole ring.
摘要:
A silver halide color photographic material is disclosed, comprising a support having provided thereon a red-sensitive layer, a green-sensitive layer, and a blue-sensitive layer, in which at least one of couplers represented by the formulae (I) and/or (II), at least one of couplers represented by the following formula (III), and at least one of couplers represented by the following formula (IV) are respectively incorporated in the light-sensitive layers different from each other in color sensitivity: ##STR1## wherein: R.sub.1, R.sub.2, R.sub.4 each represents a substituted or unsubstituted aliphatic, aromatic or heterocyclic group;R.sub.3, R.sub.5, and R.sub.6 each represents a hydrogen atom, a halogen atom, an aliphatic group, an aromatic group, or an acylimino group or, when taken together, R.sub.3 and R.sub.2 represent non-metallic atoms necessary for forming a nitrogen-containing 5- or 6-membered ring;R.sub.7 represents an alkoxy group, an aryloxy group, or a heterocyclic oxy group;R.sub.8 represents a substituted or unsubstituted N-phenylcarbamoyl group;Za and Zb each represents methine, substituted methine, or .dbd.N--;Y.sub.1, Y.sub.2, Y.sub.3 and Y.sub.4 each represents a hydrogen atom or a group capable of being split off upon coupling reaction with an oxidation product of a developing agent; andn represents 0 or 1.The photographic material of the invention is good in color forming properties, improved in color reproducibility and preservability of images, and is free from destroy in color balance.