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1. 发明授权

US4724198A Light-sensitive silver halide color photographic material having multi-layered red-sensitive, green-sensitive and blue-sensitive emulsion layers 失效
标题翻译：具有多层红敏感，绿敏感和蓝敏感乳剂层的感光卤化银彩色照相材料
公开(公告)号：US4724198A
公开(公告)日：1988-02-09
申请号：US942025
申请日：1986-12-15
申请人： Yoshitaka Yamada , Toshifumi Iijima , Kenji Kumashiro , Takashi Kamio , Shinya Shimura
发明人： Yoshitaka Yamada , Toshifumi Iijima , Kenji Kumashiro , Takashi Kamio , Shinya Shimura
IPC分类号： G03C7/20 , G03C7/30 , G03C1/46 , G03C7/26
CPC分类号： G03C7/3029 , G03C7/20 , G03C2007/3034 , Y10S430/142
摘要： There is disclosed a light-sensitive silver halide color photographic material having red-sensitive, green-sensitive and blue-sensitive emulsion layers, each layer consisting of two or more layers with different sensitivities on a support, wherein the layers are constituted so as to satisfy the following requirements (A), (B), (C) and (D):(A) of the respective emulsion layers having the highest sensitivities among the the red-sensitive, green-sensitive and blue-sensitive emulsion layers, the highest sensitivity blue-sensitive emulsion layer is provided on the side farthest from the support;(B) at least the the highest sensitivity red-sensitive emulsion layer and the highest sensitivity green-sensitive emulsion layer are provided between the the highest blue-sensitive emulsion layer and a blue-sensitive emulsion layer with lower sensitivity;(C) none of the respective red-sensitive, green-sensitive and blue-sensitive emulsion layers having the lowest sensitivities exists on the side farther than the low sensitivity blue-sensitive emulsion layer from the support; and(D) contained in at least one layer of the high sensitivity red-sensitive, green-sensitive and blue-sensitive layers, is a diffusion-resistant compound capable of forming a mobile dye through the coupling reaction with the oxidized product of a chromogenic developing agent.The light-sensitive material according to this invention exhibits excellent photographic characteristics such as graininess, sharpness and sensitivity.
摘要翻译：公开了具有红敏感，绿敏感和感蓝乳剂层的感光卤化银彩色照相材料，每一层由两层或多层在支撑体上具有不同的灵敏度组成，其中层构成为满足感光度，感光度和感光度的感光乳剂层中感光度最高的乳剂层的以下要求（A），（B），（C）和（D）：（A）最高灵敏度的感光乳剂层设置在离支架最远的一侧; （B）在最高感蓝乳剂层和敏感度较低的感蓝乳剂层之间至少提供最高灵敏度的感红乳剂层和最高灵敏度的感绿乳剂层; （C）与来自支持体的低灵敏度感光乳剂层相比，在感光度最低的感光乳剂层中没有一个具有最低灵敏度的红敏感，绿敏感和感蓝乳剂层存在; 和（D）包含在至少一层高灵敏度的红敏感，绿敏感和蓝敏感层中，是能够通过与显色的氧化产物的偶联反应形成可移动染料的耐扩散化合物开发代理。根据本发明的感光材料显示出优异的照相特性如颗粒度，清晰度和敏感性。

2. 发明授权

US4752558A Light-sensitive silver halide color photographic material 失效
标题翻译：感光卤化银彩色照相材料
公开(公告)号：US4752558A
公开(公告)日：1988-06-21
申请号：US933294
申请日：1986-11-20
申请人： Shinya Shimura , Yoshitaka Yamada , Toshifumi Iijima , Kenji Kumashiro , Takashi Kamio
发明人： Shinya Shimura , Yoshitaka Yamada , Toshifumi Iijima , Kenji Kumashiro , Takashi Kamio
IPC分类号： G03C7/30 , G03C1/08 , G03C1/46
CPC分类号： G03C7/3029 , G03C2007/3034
摘要： Disclosed is a light-sensitive silver halide photographic material comprising at least one layer of green-sensitive silver halide emulsion layer (GH), at least one layer of red-sensitive silver halide emulsion layer (RH) and a plural number of blue-sensitive silver halide emulsion layers with different sensitivities, provided on a support, which is characterized in that one of the said plural number of blue-sensitive silver halide emulsion layers is provided as a silver halide emulsion layer (BH) positioned at the farthest side from the support, at least one layer GH and at least one layer RH are provided between the layer BH and a blue-sensitive silver halide emulsion layer lower in sensitivity than the layer BH, and further fine grains of silver halide are contained in at least one of the said blue-sensitive emulsion layer of lower sensitivity and a layer adjacent thereto. The fine grains of silver halide may have a blue-sensitive sensitizing dye adsorbed on the surfaces thereof.
摘要翻译：公开了一种感光卤化银照相材料，其包含至少一层感绿卤化银乳剂层（GH），至少一层感红卤化银乳剂层（RH）和多种感蓝提供在支持体上的具有不同灵敏度的卤化银乳剂层，其特征在于，所述多个感蓝卤化银乳剂层中的一个被设置为位于距离最远侧的卤化银乳剂层（BH）在BH层和感光度比层BH低的蓝敏感卤化银乳剂层之间提供至少一层GH和至少一层RH，并且还有细小的卤化银颗粒包含在所述感蓝乳剂层具有较低的灵敏度和与其相邻的层。卤化银的微细颗粒可能具有吸附在其表面上的感蓝敏感染料。

3. 发明授权

US4701404A Silver halide color photographic material of high sensitivity and improved granularity 失效
标题翻译：卤化银彩色感光材料，灵敏度高，粒度提高
公开(公告)号：US4701404A
公开(公告)日：1987-10-20
申请号：US775683
申请日：1985-09-13
申请人： Toshifumi Iijima , Yoshitaka Yamada , Kenji Kumashiro , Takashi Kamio , Shinya Shimura
发明人： Toshifumi Iijima , Yoshitaka Yamada , Kenji Kumashiro , Takashi Kamio , Shinya Shimura
IPC分类号： G03C7/20 , G03C7/30 , G03C7/00 , G03C7/26
CPC分类号： G03C7/3029 , G03C2007/3034
摘要： A silver halide color photographic material having blue-, green- and red-sensitive silver halide emulsion layers coated on a support is provided, each of said layers being composed of a plurality of sub-layers having different sensitivities. In said material, at least a red-sensitive silver halide emulsion sub-layer having high sensitivity is provided between a first green-sensitive silver halide emulsion sub-layer of high sensitivity and a second green-sensitive silver halide emulsion sub-layer having a lower sensitivity than said first green-sensitive sub-layer, said first green-sensitive sub-layer and/or said red-sensitive sub-layer with high sensitivity giving a maximum color density of formed dye in said material higher than 0.6 but not exceeding 1.3.
摘要翻译：提供了一种具有涂覆在载体上的蓝，绿和红敏感的卤化银乳剂层的卤化银彩色照相材料，每一层由具有不同灵敏度的多个子层组成。在所述材料中，在具有高灵敏度的第一感绿卤化银乳剂子层和具有高灵敏度的第二感绿卤化银乳剂子层之间提供至少具有高灵敏度的感红卤化银乳剂子层，比所述第一绿敏子层低的灵敏度，所述第一感绿子层和/或所述红敏敏子层具有高灵敏度，使得所述材料中形成的染料的最大色密度高于0.6但不超过 1.3。

4. 发明授权

US4798775A Process for producing silver halide photographic emulsion 失效
标题翻译：制备卤化银照相乳剂的方法
公开(公告)号：US4798775A
公开(公告)日：1989-01-17
申请号：US11363
申请日：1987-02-02
申请人： Toshihiko Yagi , Shinya Shimura
发明人： Toshihiko Yagi , Shinya Shimura
IPC分类号： G03C1/005 , G03C1/015 , G03C1/02
CPC分类号： G03C1/015 , G03C2001/0357
摘要： A process for producing a silver halide photographic emulsion by supplying a solution of a water-soluble silver salt and a solution of a water-soluble halide in the presence of a protective colloid is disclosed, said process comprising, in sequence:(A) the step of forming silver halide nuclear grains with a silver iodide content of 0 to 5 mol %, wherein the pH of the mother liquor is maintained at between 2.0 and -0.7 for at least the initial half of the period of said step;(B) the step of forming silver halide seed grains wherein the silver halide grains formed by step (A) above are made into monodisperse, substantially spherical seed grains; and(C) the step of increasing the sizes of the seed grains by addition of a solution of a water-soluble silver salt and a solution of a water-soluble halide and/or fine silver halide grains.
摘要翻译：公开了一种通过在保护胶体存在下提供水溶性银盐溶液和水溶性卤化物溶液来生产卤化银照相乳剂的方法，所述方法依次包括：（A）形成碘化银含量为0-5mol％的卤化银核颗粒的步骤，其中母液的pH至少在所述步骤的最初一半期间保持在2.0至-0.7之间; （B）形成卤化银籽粒的步骤，其中由上述步骤（A）形成的卤化银颗粒制成单分散的，基本上为球形的晶粒; 和（C）通过加入水溶性银盐溶液和水溶性卤化物和/或细卤化银颗粒的溶液来增加晶粒尺寸的步骤。

5. 发明授权

US4610958A Process of preparing a silver halide emulsion 失效
标题翻译：制备卤化银乳剂的方法
公开(公告)号：US4610958A
公开(公告)日：1986-09-09
申请号：US678333
申请日：1984-12-05
申请人： Shoji Matsuzaka , Shinya Shimura
发明人： Shoji Matsuzaka , Shinya Shimura
IPC分类号： G03C1/005 , G03C1/015 , G03C1/02
CPC分类号： G03C1/015 , G03C2001/03558 , G03C2001/0357 , G03C2200/06
摘要： A process of preparing a silver halide emulsion comprising mixing a water-soluble silver salt solution with a water-soluble halide solution in the presence of a protective colloid. Silver halide grains are formed which are octahedral or tetra decahedral silver iodobromide containing at least 4 mol % silver iodide. A tetrazaindene compound is added to the mixture before the completion of the addition of the silver salt solution.
摘要翻译：一种制备卤化银乳剂的方法，包括在保护胶体存在下将水溶性银盐溶液与水溶性卤化物溶液混合。形成卤化银颗粒，其是含有至少4mol％碘化银的八面体或四十面体碘溴化银。在完成添加银盐溶液之前，将四嗪化合物加入到混合物中。

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