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    Light-sensitive silver halide color photographic material
    4.
    发明授权
    Light-sensitive silver halide color photographic material 失效
    感光卤化银彩色照相材料

    公开(公告)号：US4049456A

    公开(公告)日：1977-09-20

    申请号：US674599

    申请日：1976-04-07

    申请人： Takeo Koitabashi ,  Hideo Akamatsu

    发明人： Takeo Koitabashi ,  Hideo Akamatsu

    IPC分类号： G03C7/26 ,  G03C1/28 ,  G03C1/14

    CPC分类号： G03C1/28

    摘要： A light-sensitive silver halide photographic material is disclosed which contains a support and a red-sensitive layer. The red-sensitive layer contains at least one sensitizing dye selected from a particular group of sensitizing dyes and at least one sensitizing dye selected from a second group of sensitizing dyes and at least one of a particular group of compounds.

    摘要翻译： 公开了含有载体和红色敏感层的感光卤化银照相材料。 红色敏感层含有至少一种敏化染料，其选自特定的一组敏化染料和至少一种选自第二组致敏染料和至少一种特定化合物组的感光染料。

    Silver halide photographic emulsion
    5.
    发明授权
    Silver halide photographic emulsion 失效
    卤化银照相乳剂

    公开(公告)号：US4401754A

    公开(公告)日：1983-08-30

    申请号：US316566

    申请日：1981-10-30

    申请人： Akio Suzuki ,  Hiroaki Shiozawa ,  Takeo Koitabashi ,  Hideki Takiguchi

    发明人： Akio Suzuki ,  Hiroaki Shiozawa ,  Takeo Koitabashi ,  Hideki Takiguchi

    IPC分类号： G03C1/005 ,  G03C1/10 ,  G03C1/34 ,  G03C1/28

    CPC分类号： G03C1/10 ,  G03C1/34 ,  Y10S430/141

    摘要： A silver halide photographic emulsion characterized in that it comprises silver halide grains which are reduction-sensitized during the process of growing said grains and containing a compound of the formula ##STR1## wherein R.sub.1 and R.sub.2 are selected from the group consisting of a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, an acyl group and a cycloalkyl group and R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are selected from the group consisting of a hydrogen atom, a halogen atom, a hydroxy group, an alkyl group, an alkenyl group, a cycloalkyl group, an aryl group, an alkoxy group, an acyl group, a carboxyl group, an aldehyde group, an amino group, a sulfo group, an alkylthio group, an acylamino group, an aryloxy group, an arylthio group, an alkylamino group, an alkoxycabonyl group and a sulfonamide group. The emulsion exhibits both high sensitivity and improved stability as compared with prior art compositions.

    摘要翻译： 一种卤化银照相乳剂，其特征在于其包含在生长所述颗粒的过程中还原致敏的卤化银颗粒，并含有下式的化合物其中R 1和R 2选自 的氢原子，烷基，烯基，芳基，酰基和环烷基，R 3，R 4，R 5和R 6选自氢原子，卤素原子，羟基 烷基，烯基，环烷基，芳基，烷氧基，酰基，羧基，醛基，氨基，磺基，烷硫基，酰氨基， 芳氧基，芳硫基，烷基氨基，烷氧基羰基和磺酰胺基。 与现有技术的组合物相比，乳液显示出高灵敏度和改善的稳定性。

    Silver halide photographic material
    7.
    发明授权
    Silver halide photographic material 失效
    卤化银照相材料

    公开(公告)号：US4446228A

    公开(公告)日：1984-05-01

    申请号：US372128

    申请日：1982-04-27

    申请人： Chika Honda ,  Masatoshi Iwata ,  Takeo Koitabashi

    发明人： Chika Honda ,  Masatoshi Iwata ,  Takeo Koitabashi

    IPC分类号： G03C1/005 ,  G03C1/035 ,  G03C1/02

    CPC分类号： G03C1/035 ,  G03C2001/03564 ,  G03C2001/0357 ,  G03C2005/168 ,  Y10S430/167

    摘要： A silver halide photographic material comprising a base having formed thereon a silver halide emulsion layer substantially made of two or more monodisperse emulsions having different average grain sizes in the range of from 0.2 to 3.0 .mu.m is disclosed. The grain size distribution curve of the silver halide grains in said emulsion layer has two or more peaks, and the distance between the highest peak and the second highest peak is at least 0.3 .mu.m.

    摘要翻译： 公开了一种卤化银照相材料，其包含在其上形成有基本上由两种或更多种不同平均粒度在0.2至3.0μm范围内的单分散乳液制成的卤化银乳剂层的基底。 所述乳剂层中的卤化银颗粒的粒度分布曲线具有两个或多个峰，并且最高峰和第二高峰之间的距离为至少0.3μm。

    Photographic silver halide emulsion comprising epitaxial composite silver halide crystals, silver iodobromide emulsion and process for preparing the same
    8.
    发明授权
    Photographic silver halide emulsion comprising epitaxial composite silver halide crystals, silver iodobromide emulsion and process for preparing the same 失效
    包含外延复合卤化银晶体，碘溴化银乳剂及其制备方法的照相卤化银乳剂

    公开(公告)号：US4349622A

    公开(公告)日：1982-09-14

    申请号：US154442

    申请日：1980-05-29

    申请人： Takeo Koitabashi ,  Syozi Matsuzaka ,  Tashifumi Iijima

    发明人： Takeo Koitabashi ,  Syozi Matsuzaka ,  Tashifumi Iijima

    IPC分类号： G03C1/035 ,  G03C1/02

    CPC分类号： G03C1/035 ,  G03C2001/03552 ,  G05B2219/37405

    摘要： There are provided a photographic silver halide emulsion which comprises composite silver halide crystals consisting essentially of multi-faceted silver iodobromide crystals containing 15-40 mole % of silver iodide and silver halide crystals containing not more than 10 mole % of silver iodide, said silver halide crystals being combined as epitaxial silver halide crystals with said multi-faceted silver iodobromide crystals, at least half of the facetes of said multi-faceted crystals being substantially free of said epitaxial crystals and the amount of said epitaxial crystals being limited to not more than 75 mole % based on the total silver halide forming said composite crystals, a silver halide emulsion comprising silver halide grains consisting essentially of silver iodobromide containing 15-40 mole % of silver iodide substantially homogeneously distributed therein, and a process for preparing the same.

    摘要翻译： 提供了一种照相卤化银乳剂，其包含复合卤化银晶体，其基本上由含有15-40摩尔％碘化银的多面银碘化银晶体和含有不大于10摩尔％碘化银的卤化银晶体组成，所述卤化银 晶体作为外延卤化银晶体与所述多面银碘溴化物晶体组合，所述多面晶体的至少一半面几乎不含所述外延晶体，并且所述外延晶体的量被限制在不超过75 基于形成所述复合晶体的总卤化银的摩尔％，其中包含基本上由其中基本上均匀分布有15-40摩尔％的碘化银的基于碘化锂的卤化银颗粒的卤化银乳剂及其制备方法。

    Light-sensitive silver halide color photographic material
    9.
    发明授权
    Light-sensitive silver halide color photographic material 失效
    感光卤化银彩色照相材料

    公开(公告)号：US4477560A

    公开(公告)日：1984-10-16

    申请号：US449371

    申请日：1982-12-13

    申请人： Takeo Koitabashi ,  Kiyoshi Yamashita ,  Toshifumi Iijima

    发明人： Takeo Koitabashi ,  Kiyoshi Yamashita ,  Toshifumi Iijima

    IPC分类号： G03C7/20 ,  G03C7/30 ,  G03C7/305 ,  G03C1/46

    CPC分类号： G03C7/3003 ,  G03C2007/3034 ,  G03C7/3029 ,  G03C7/30541

    摘要： There is disclosed a light-sensitive silver halide color photographic material, comprising a group of silver halide emulsion layers constituting the same color sensitive layer, said group of emulsion layers consisting of at least two silver halide emulsion layers with different light sensitivities, the layer with the highest sensitivity incorporating at least one kind of a compound having a non-diffusion type coupler component and a scavenger component for an oxidized product of a color forming developing agent in an amount of 1 to 5 mole % per mole of the silver halide in the layer containing said compound.The light-sensitive silver halide color photographic material according to the present invention has high sensitivity and can provide high image quality with a broad latitude.

    摘要翻译： 公开了一种感光卤化银彩色照相材料，其包含一组构成相同色敏层的卤化银乳剂层，所述一组乳剂层由具有不同光敏性的至少两个卤化银乳剂层组成，该层具有 将具有非扩散型成色剂成分的化合物和成色显影剂的氧化物的清除剂成分的摩尔数相对于每摩尔卤化银为1〜5摩尔％的量的最高灵敏度 含有所述化合物的层。 根据本发明的感光卤化银彩色照相材料具有高灵敏度，可以提供宽广的高图像质量。