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    • 3. 发明授权
    • Silver halide color photographic material
    • 卤化银彩色照相材料
    • US5460929A
    • 1995-10-24
    • US45776
    • 1993-04-14
    • Satoshi NagaokaKazuyoshi YamakawaMitsuru YamamotoMakoto SuzukiYasuhiro ShimadaKatsuro NagaokaHideo IkedaTakefumi HaraSadanobu Shuto
    • Satoshi NagaokaKazuyoshi YamakawaMitsuru YamamotoMakoto SuzukiYasuhiro ShimadaKatsuro NagaokaHideo IkedaTakefumi HaraSadanobu Shuto
    • G03C1/14G03C7/30G03C7/305G03C7/38G03C1/46
    • G03C7/30511G03C1/14G03C7/3041G03C7/3825
    • There is disclosed a silver halide color photographic material having a red-sensitive silver halide emulsion layer, a green-sensitive silver halide emulsion layer, a blue-sensitive silver halide emulsion layer, which comprises a cyan dye-forming coupler represented by formula (Ia) and (a) a sensitizing dye containing a sulfonamide group, (b) negative-type internal latent image-type silver halide grains chemically sensitized to a defined depth from the surface, (c) grains each having a defined spectral sensitivity distribution and a DIR-hydroquinone, (d) a monodisperse silver halide emulsion, (e) non-photosensitive silver halide emulsion wherein the inside or the surface of grains is fogged, (f) a colloidal silver, or (g) a DIR-hydroquinone: ##STR1## wherein Za represents --NH-- or --CH(R.sub.3)--, Zb and Zc each represent --C(R.sub.4).dbd. or --N.dbd., R.sub.1, R.sub.2, and R.sub.3 each represent an electron-attracting group wherein the Hammett substituent constant .sigma..sub.p value is 0.20 or more, provided that the sum of the .sigma..sub.p value of R.sub.1 and the .sigma..sub.p value of R.sub.2 is 0.65 or more, R.sub.4 represents a hydrogen atom or a substituent, if there are two groups R.sub.4 in the formula, they may be the same or different, and X represents a hydrogen atom or a group capable of being released upon a coupling reaction with the oxidized product of an aromatic primary amine color-developing agent, provided that R.sub.1, R.sub.2, R.sub.3, R.sub.4, or X may be a divalent group to form a homopolymer or a copolymer by bonding with a dimer or higher polymer or polymer chain.
    • 公开了具有感红卤化银乳剂层,感绿卤化银乳剂层,感蓝卤化银乳剂层的卤化银彩色照相材料,其包含由式(Ia)表示的形成青色染料的成色剂 )和(a)含有磺酰胺基团的增感染料,(b)从表面定义的深度化学敏化的负型内部潜像型卤化银颗粒,(c)各自具有确定的光谱灵敏度分布的颗粒和 DIR-氢醌,(d)单分散卤化银乳剂,(e)非光敏卤化银乳剂,其中颗粒的内部或表面起雾,(f)胶体银,或(g)DIR-氢醌:NH - 或-CH(R3) - ,Zb和Zc各自表示-C(R4)=或-N =,R1,R2和R3各自表示吸电子基团,其中哈米特取代基常数σp值为0.20以上 ,条件是R1的sigma p值和sigm的总和 R2的ap值为0.65以上,R4表示氢原子或取代基,如果式中有两个基团R 4,它们可以相同或不同,X表示氢原子或能够被释放的基团 与芳族伯胺显色剂的氧化产物的偶联反应,条件是R1,R2,R3,R4或X可以是二价基团,以通过与二聚体或更高级聚合物的键合形成均聚物或共聚物,或 聚合物链。
    • 7. 发明授权
    • Silver halide color reversal lightsensitive material
    • 卤化银颜色反光感材料
    • US06187527B1
    • 2001-02-13
    • US09503336
    • 2000-02-14
    • Nobuyuki HaraguchiKatsuro Nagaoka
    • Nobuyuki HaraguchiKatsuro Nagaoka
    • G03C140
    • G03C7/30511G03C1/07G03C1/83G03C7/3029G03C2007/3034
    • A silver halide color reversal lightsensitive material comprising a transparent support and, superimposed thereon, a blue-sensitive emulsion layer unit, a green-sensitive emulsion layer unit and a red-sensitive emulsion layer unit, each of these units comprising at least two emulsion sub-layers having the same color sensitivity but different speeds from each other, wherein the material contains a yellow dye in an amount of 0.15 to 1.0 g/m2 and satisfies the relationship: 0.9≦&ggr;′/&ggr;≦1.25 wherein &ggr; and &ggr;′ each represent a point-gamma value of a portion of the material giving a magenta density of 1.0 when the material was subjected to a development processing comprising an image-wise exposure step, a black and white development step, a reversal processing step, a color development step and a desilvering step thereby forming color reversal images, provided that &ggr; is the point-gamma value attained when a period of the black and white development step was set to the standard period, and &ggr;′ is the point-gamma value attained when the period of the black and white development step was prolonged to attain a higher speed of 0.5 log E.
    • 一种卤化银彩色反转感光材料,其包含透明载体,并叠加有感蓝乳剂层单元,感绿乳剂层单元和感红乳剂层单元,这些单元均包含至少两个乳液分 具有相同颜色灵敏度但彼此不同速度的层,其中所述材料含有0.15至1.0g / m 2的黄色染料,并且满足以下关系:其中γ和γ'各自表示 当材料进行包括成像曝光步骤,黑白显影步骤,反转处理步骤,显色步骤和脱色步骤的显影处理时,给出品红密度为1.0的材料的部分,从而形成颜色 反转图像,条件是伽马是当黑白显影步骤的周期被设置为标准周期时获得的点伽马值,而γ' 当黑白显影步骤的时间段延长达到0.5logE的较高速度时获得的点伽马值。
    • 8. 发明授权
    • Silver halide color reversal lightsensitive material
    • 卤化银颜色反光感材料
    • US06376164B1
    • 2002-04-23
    • US09692186
    • 2000-10-20
    • Nobuyuki HaraguchiKatsuro Nagaoka
    • Nobuyuki HaraguchiKatsuro Nagaoka
    • G03C1035
    • G03C7/30511G03C1/07G03C1/83G03C7/3029G03C2007/3034
    • A silver halide color reversal lightsensitive material comprising a transparent support and, superimposed thereon, a blue-sensitive emulsion layer unit, a green-sensitive emulsion layer unit and a red-sensitive emulsion layer unit, each of these units comprising at least two emulsion sub-layers having the same color sensitivity but different speeds from each other, wherein the material contains a yellow dye in an amount of 0.15 to 1.0 g/m2 and satisfies the relationship: 0.9≦&ggr;′/&ggr;≦1.25 wherein &ggr; and &ggr;′ each represent a point-gamma value of a portion of the material giving a magenta density of 1.0 when the material was subjected to a development processing comprising an image-wise exposure step, a black and white development step, a reversal processing step, a color development step and a desilvering step thereby forming color reversal images, provided that &ggr; is the point-gamma value attained when a period of the black and white development step was set to the standard period, and &ggr;′ is the point-gamma value attained when the period of the black and white development step was prolonged to attain a higher speed of 0.5 log E.
    • 一种卤化银彩色反转感光材料,其包含透明载体,并叠加有感蓝乳剂层单元,感绿乳剂层单元和感红乳剂层单元,这些单元均包含至少两个乳液分 具有相同颜色灵敏度但彼此不同速度的层,其中所述材料含有0.15至1.0g / m 2的黄色染料,并且满足以下关系:其中γ和γ'各自表示 当材料进行包括成像曝光步骤,黑白显影步骤,反转处理步骤,显色步骤和脱色步骤的显影处理时,给出品红密度为1.0的材料的部分,从而形成颜色 反转图像,条件是伽马是当黑白显影步骤的周期被设置为标准周期时获得的点伽马值,而γ' 当黑白显影步骤的时间段延长达到0.5logE的较高速度时获得的点伽马值。