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    • 4. 发明授权
    • Method for forming a color proof having a specified toe gradation
    • 用于形成具有指定的趾部等级的着色的方法
    • US4994350A
    • 1991-02-19
    • US402840
    • 1989-09-05
    • Takahiro OgawaShun Takada
    • Takahiro OgawaShun Takada
    • G03C7/20G03C7/30G03F3/10
    • G03C7/3041G03C7/3029G03F3/107G03C2200/25Y10S430/15
    • An image forming method suitable for forming a color proof is disclosed. The method comprises (1) a step for exposing a silver halide color photographic light-sensitive material, which is comprised of a support having thereon photographic component layers including a yellow image-forming blue-sensitive, a magenta image forming green-sensitive and a cyan image-forming red-sensitive emulsion layer, to light through a transparent black-and-white halftone image and (2) a step for processing the exposed light-sensitive material to form a color image, wherein the photographic component layers contain a yellow water-soluble dye, a magenta water-soluble dye and a cyan water-soluble dyes and reflective densities of the silver halide color photographic material measured with light of 450 nm, 550 nm and 700 nm are each not less than 0.8, and toe portion gradations of characteristic curves of yellow, magenta and cyan images formed in the light-sensitive material by the processing are each not less than 1.7, and the toe portion gradations of the yellow, magnet and cyan image have the following relation:.vertline.1-.gamma..sub.A '/.gamma..sub.A .vertline..ltoreq.0.05wherein .gamma..sub.A ' is toe portion gradiation of one of the images, and .gamma..sub.A is that of another one of the images.
    • 公开了一种适用于形成防色彩的图像形成方法。 该方法包括(1)曝光卤化银彩色照相感光材料的步骤,该步骤包括其上具有包含黄色图像形成蓝色感光性,形成绿色敏感性的品红色图像和 青色图像形成红敏感乳剂层,通过透明的黑白色半色调图像进行发光;(2)用于处理曝光的感光材料以形成彩色图像的步骤,其中照相组分层含有黄色 水溶性染料,洋红色水溶性染料和青色水溶性染料以及用450nm,550nm和700nm光测量的卤化银彩色照相材料的反射密度各自不小于0.8,并且脚趾部分 通过处理在感光材料中形成的黄色,品红色和青色图像的特征曲线的灰度分别不小于1.7,黄色,磁铁和青色的趾部灰度 图像具有以下关系:其中γA'是图像之一的脚趾部分渐变,伽马A是另一个图像的像素。
    • 5. 发明授权
    • Silver halide photographic light-sensitive material
    • 卤化银照相感光材料
    • US4980274A
    • 1990-12-25
    • US398242
    • 1989-08-24
    • Akiyoshi TaiShun TakadaHisayoshi Tsurui
    • Akiyoshi TaiShun TakadaHisayoshi Tsurui
    • G03C1/00G03C1/76G03C1/795
    • G03C1/76Y10S430/151
    • A silver halide photographic light-sensitive material having a support, provided thereon a silver halide emulsion layer, and a backing layer provided on a reverse side of said silver halide emulsion layer is disclosed. Said support is of white color polyester or comprises a layer containing a white pigment and provided on a side of the silver halide emulsion layer; and the transmittances of the support, the support plus the backing layer, and the silver halide photographic light-sensitive material in 450 nm, 550 nm and 700 nm satisfy the following equations;.alpha..sub.700 =T.sub.B700 T.sub.A700 =0.30 to 0.70.beta..sub.700=T.sub.A700 /T.sub.0700 =0.05 to 0.30.alpha..sub.550 =T.sub.B550 /T.sub.A550 =0.60 to 0.90.beta..sub.550 =T.sub.A550 /T.sub.0550 =0.10 to 0.50.alpha..sub.450 =T.sub.B450 /T.sub.A450 =0.60 to 0.90.beta..sub.450 =T.sub.A450 /T.sub.0550 =0.15 to 0.50wherein T.sub.0700, T.sub.0550 and T.sub.0450 represent the transmittances of the support in 700 nm, 550 nm and 450 nm, respectively; T.sub.A700, T.sub.A550 and T.sub.A450 represent the transmittances of the support plus the backing layer in 700 nm, 550 nm and 450 nm, respectively, and T.sub.B700, T.sub.B550 and T.sub.B450 represent the transmittances of the silver halide photographic light-sensitive material in 700 nm, 550 nm and 450 nm, respectively.
    • 公开了一种在其上设置有卤化银乳剂层的支撑体和设置在所述卤化银乳剂层背面的背衬层的卤化银照相感光材料。 所述载体为白色聚酯,或包含含有白色颜料并设置在卤化银乳剂层一侧的层; 并且在450nm,550nm和700nm的载体,载体加背衬层和卤化银照相感光材料的透射率满足下列等式: α700= TB700TA700 = 0.30〜0.70β700= TA700 / T0700 = 0.05〜0.30α550= TB550 / TA550 = 0.60〜0.90β550= TA550 / T0550 = 0.10〜0.50α450= TB450 / TA450 = 0.60〜0.90β450 = TA450 / T0550 = 0.15〜0.50其中T0700,T0550和T0450分别表示载体在700nm,550nm和450nm的透射率; TA700,TA550和TA450分别表示700nm,550nm和450nm的支持体与背衬层的透射率,TB700,TB550和TB450表示750nm,550nm的卤化银照相感光材料的透射率 nm和450nm。
    • 8. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US4613564A
    • 1986-09-23
    • US724476
    • 1985-04-18
    • Shun TakadaTakashi KadowakiKaoru Onodera
    • Shun TakadaTakashi KadowakiKaoru Onodera
    • G03C1/34G03C7/34G03C7/32
    • G03C7/342G03C1/34
    • A silver halide photographic material having one or more silver halide emulsion layers formed on a support is disclosed, wherein at least one of said silver halide emulsion layers contains a cyan coupler of formula (I) in combination with a cyan coupler of formula (II) ##STR1## (wherein R.sub.1 is a ballast group; R.sub.2 is a halogen atom or a monovalent organic group; m is an integer of 0 to 4, provided that when m is 2 or more, R.sub.2 may be the same or different; R.sub.3 is a hydrogen atom or a halogen atom; W is a halogen atom or an alkyl group; and Z.sub.1 is a hydrogen atom or a group capable of leaving upon reaction with the oxidized product of an aromatic primary amine color developing agent); ##STR2## (wherein R.sub.4 is an alkyl or alkoxy group; n is an integer of 0 to 5, provided that when n is 2 or more, R.sub.4 may be the same or different; R.sub.5 is an alkylene group; R.sub.6 is an alkyl group; R.sub.7 is a hydrogen atom, a halogen atom or an alkyl group; and Z.sub.2 is a hydrogen atom or a group capable of leaving upon reaction with the oxidized product of an aromatic primary amine color developing agent).
    • 公开了一种在载体上形成有一个或多个卤化银乳剂层的卤化银照相材料,其中至少一种所述卤化银乳剂层含有式(I)的青色成色剂与式(II)的青色成色剂组合, (Ⅰ)(其中R1为镇流剂基团; R2为卤素原子或一价有机基团; m为0〜4的整数,条件是当m为2以上时,R2可以相同也可以不同 R3为氢原子或卤素原子; W为卤素原子或烷基; Z1为氢原子或与芳族伯胺显色剂的氧化物反应时能够离去的基团); (II)(其中R 4为烷基或烷氧基; n为0〜5的整数,条件是当n为2以上时,R 4可以相同或不同,R 5为亚烷基,R 6为 烷基; R 7为氢原子,卤素原子或烷基; Z 2为氢原子或与芳族伯胺显色剂的氧化物反应时能够离去的基团)。