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    • 62. 发明授权
    • Two-equivalent magenta couplers with amido coupling-off groups
    • 具有酰胺偶联离子基团的两等效品红成色剂
    • US4040835A
    • 1977-08-09
    • US590998
    • 1975-06-27
    • Atsuaki AraiKeisuke ShibaMinoru YamadaNobuo FurutachiKotaro Nakamura
    • Atsuaki AraiKeisuke ShibaMinoru YamadaNobuo FurutachiKotaro Nakamura
    • C07D231/40C09B26/02G03C7/38G03C7/00G03C1/40
    • C07D231/40G03C7/38
    • A two-equivalent magenta coupler forming magenta dye images in a color photographic material by a coupling reaction with an oxidation product of a primary aromatic amino color developing agent and having the formula (I) ##STR1## wherein [A] represents a residue of a magenta dye-forming coupler; ##STR2## represents a group which is substituted for one of the hydrogen atoms of the active methylene group of the coupler A; Z represents a hydrogen atom, an alkyl group, an aryl group, or a heterocyclic group; B represents a --D-Y residue or an --N Q residue; D represents an oxygen atom, a sulfur atom, or an --NR-- group; R of the --NR-- group represents a hydrogen atom, an alkyl group, or an aryl group; Y represents an alkyl group, an aryl group, or a heterocyclic group; Q of the --N Q residue represents a non-metal atomic group necessary for forming a 5-membered or 6-membered nitrogen-containing heterocyclic group; n is 1 or 2 and when n is 2, B can also represent a --Y group; a color photographic silver halide light-sensitive material comprising a support having thereon at least one silver halide emulsion layer and containing the two-equivalent magnetic coupler having the formula (I); and an image forming method comprising developing an exposed photographic silver halide light-sensitive material comprising a support having thereon at least one silver halide emulsion layer is the presence of the two-equivalent magenta coupler having the formula (I).
    • 通过与主要芳族氨基显色剂的氧化产物的偶联反应并且具有式(I)(I)的方法,在彩色照相材料中形成品红染料图像的两等效品红色成色剂其中[A]表示 品红色染料成色剂的残留物; 表示取代了成色剂A的活性亚甲基的一个氢原子的基团。 Z表示氢原子,烷基,芳基或杂环基; B表示-D-Y残基或-NQ残基; D表示氧原子,硫原子或-NR-基团; -NR-基团的R表示氢原子,烷基或芳基; Y表示烷基,芳基或杂环基; -N残基的Q表示形成5元或6元含氮杂环基所需的非金属原子团; n为1或2,当n为2时,B也可以表示-Y基; 一种彩色照相卤化银感光材料,其包括其上具有至少一个卤化银乳剂层并含有具有式(I)的双等效磁性成色剂的载体; 以及包括显影曝光的照相卤化银感光材料的图像形成方法,其包含其上具有至少一个卤化银乳剂层的载体是存在具有式(I)的双等效品红成色剂。
    • 65. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US5229261A
    • 1993-07-20
    • US758430
    • 1991-09-03
    • Tadashi OgawaNobuo Furutachi
    • Tadashi OgawaNobuo Furutachi
    • G03C7/38
    • G03C7/3835
    • A silver halide color photographic material, which comprises a support and a silver halide emulsion layer, contains a pyrazoloazole type coupler represented by the following general formula (II) in the emulsion layer, to ensure high sensitivity and high gamma without attended by increase in fog: ##STR1## wherein R.sub.1 represents a hydrogen atom or a substituent group; X represents a hydrogen atom or a group releasable upon coupling with the oxidation product of an aromatic primary amine developing agent; or --NH--; Zb and Zc also represent a methine group, a substituted methine group, .dbd.N-- or --NH--, wherein the substituent of at least either of Zb and Zc is a tertiary alkyl group represented by ##STR2## provided that when Zc is the above-described substituted methine group having the tertiary alkyl group as a substituent, R.sub.1 is not such a tertiary alkyl group, and when Zb represents the above-described substituted methine group, either Za or Zc is --NH-- and the remainder is a methine group, a substituted methine group or .dbd.NH--, while when Zc represents the above-described substituted methine group, Za is --NH-- and Zb is a methine group, a substituted methine group or .dbd.N--. R.sub.2 represents an alkyl group or a halogen atom; and R.sub.3 and R.sub.4 each represents substituents as defined in the specification.
    • 包含载体和卤化银乳剂层的卤化银彩色照相材料在乳剂层中含有由以下通式(II)表示的吡唑并唑型偶合剂,以确保高灵敏度和高伽马度,而不伴随着雾的增加 (II)其中R1表示氢原子或取代基; X表示氢原子或与芳族伯胺显影剂的氧化产物偶联时可释放的基团; 或-NH-; Zb和Zc也表示次甲基,取代的次甲基,= N-或-NH-,其中Zb和Zc中的至少一个的取代基是由表示的叔烷基,条件是当Zc为上述 具有叔烷基的取代的次甲基作为取代基,R1不是叔烷基,当Zb表示上述取代的次甲基时,Za或Zc为-NH-,其余为次甲基 ,取代的次甲基或= NH-,而当Zc表示上述取代的次甲基时,Za是-NH-,Zb是次甲基,取代的次甲基或= N-。 R2表示烷基或卤素原子; 并且R 3和R 4各自表示说明书中定义的取代基。
    • 66. 发明授权
    • Silver halide color photographic material
    • 卤化银彩色照相材料
    • US4925781A
    • 1990-05-15
    • US918225
    • 1986-10-14
    • Genichi FurusawaTakatoshi IshikawaNobuo FurutachiTakeshi Hirose
    • Genichi FurusawaTakatoshi IshikawaNobuo FurutachiTakeshi Hirose
    • G03C7/26G03C7/30G03C7/34G03C7/36G03C7/38
    • G03C7/3022G03C7/3825
    • 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.
    • 一种卤化银彩色照相材料,其包含其上具有感蓝卤化银乳剂层的支持体,感绿卤化银乳剂层和感红卤化银乳剂层,其中所述卤化银彩色照相材料含有至少一种 的由下述通式(I)表示的吡唑并唑型品红成色剂和照相材料中的银的总涂布量为0.75g / m 2以下。 (I)其中R1表示氢原子或取代基; X表示氢原子或与芳族伯胺显影剂的氧化产物偶联反应时能够释放的基团; Za,Zb和Zc各自表示次甲基,取代的次甲基,= N-或-NH-,Za-Zb​​键和Zb-Zc键​​之一为双键,另一个为单键; 当Zb-Zc键​​为碳 - 碳双键时,Zb-Zc键​​可以是稠合芳环的一部分; R1或X也可以形成包含二聚体或更多的聚合物; 当Za,Zb或Zc为取代的次甲基时,取代的次甲基可以形成包含二聚体或更多的聚合物。 卤化银彩色照相材料提供具有改进的颜色再现性和保存性的彩色图像,并且处理稳定性优异。
    • 69. 发明授权
    • Silver halide color photographic materials
    • 卤化银彩色照相材料
    • US4590153A
    • 1986-05-20
    • US665886
    • 1984-10-29
    • Toshio KawagishiNobuo Furutachi
    • Toshio KawagishiNobuo Furutachi
    • G03C7/38G03C7/30G03C7/392G03C7/26
    • G03C7/39284G03C7/301G03C7/32
    • A silver halide color photographic material comprising a support having thereon at least a silver halide photographic layer, and photographic material contains (1) at least one magenta coupler containing at least one coupler moiety derived from the compound selected from the group consisting of compounds represented by following formula (I) and (2) at least one metal complex selected from the group consisting of compounds represented by following formula (II), (III), (IV) and (V): ##STR1## wherein X represents a hydrogen atom or a coupling releasing group; R.sup.1 represents a hydrogen atom or a substituent, Za, Zb and Zc each represents a methine group; a substituted methine group; a methylene group, a substituted methylene 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; ##STR2## wherein M represents Cu, Co, Ni, Pd or Pt; R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each represents a hydrogen atom, a halogen atom, a hydroxy group, a cyano group, or an alkyl, aryl, cycloalkyl, or heterocyclic group each bonded to a carbon atom of the benzene ring directly or through a divalent linking group; or R.sup.2 and R.sup.3, R.sup.3 and R.sup.4, or R.sup.4 and R.sup.5 combine with each other to form a nonmetallic atomic group necessary for forming a 6-membered ring;R.sup.6, R.sup.9 and R.sup.10 each represents a hydrogen atom, an alkyl group, or an aryl group;R.sup.7 represents a hydrogen atom, an alkyl group, an aryl group, or a hydroxy group;R.sup.8 represents an alkyl group or an aryl group; or R.sup.8 and R.sup.9, or R.sup.9 and R.sup.10 combine with each other to form a nonmetallic atomic group forming a 5-, 7-, or 8-membered ring; andY represents a nonmetallic atomic group forming a 5- or 6-membered ring.
    • 包含其上至少具有卤化银照相层的载体的卤化银彩色照相材料和照相材料含有(1)至少一种品红成色剂,其含有至少一种成色剂部分,所述成色剂部分衍生自选自以下化合物的化合物:由 下述式(I)和(2)选自由下式(II),(III),(IV)和(V)表示的化合物组成的组中的至少一种金属络合物:其中X表示 氢原子或偶联离解基团; R1表示氢原子或取代基,Za,Zb和Zc各自表示次甲基; 取代的次甲基; 亚甲基,取代亚甲基,= N-或-NH-; Za-Zb​​键和Zb-Zc键​​之一是双键,另一个是单键; (IV)其中M表示Cu,Co,Ni,Pd或Pt;(IV)其中M表示Cu,Co,Ni,Pd或Pt; R 2,R 3,R 4和R 5各自表示氢原子,卤素原子,羟基,氰基或烷基,芳基,环烷基或杂环基,其各自直接键合到苯环的碳原子上或通过 二价连接基团 或R 2和R 3,R 3和R 4或R 4和R 5彼此结合形成6-元环所必需的非金属原子团; R6,R9和R10各自表示氢原子,烷基或芳基; R7表示氢原子,烷基,芳基或羟基; R8表示烷基或芳基; 或R 8和R 9,或R 9和R 10彼此结合以形成形成5-,7-或8-元环的非金属原子团; Y表示形成5元或6元环的非金属原子团。