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    • 2. 发明授权
    • Color photographic negative elements with enhanced printer compatibility
    • 彩色照相底片,增强打印机兼容性
    • US5455150A
    • 1995-10-03
    • US75068
    • 1993-06-10
    • Jared B. MooberryPaul B. MerkelStephen P. Singer
    • Jared B. MooberryPaul B. MerkelStephen P. Singer
    • G03C7/00G03C1/83G03C7/18G03C7/392G03C1/46
    • G03C7/18G03C1/83
    • A silver halide photographic negative has a red sensitive layer containing a coupler which reacts with oxidized color developer to form a cyan dye, a blue sensitive layer containing a coupler which reacts with oxidized color developer to form a yellow dye, and a green sensitive layer containing a coupler which reacts with oxidized color developer to form a magenta dye. The coupler in the green sensitive layer produces a magenta dye which has relatively low density in the 560-590 nm range as compared with magenta dyes produced by pyrazolotriazole type couplers or 1-phenyl-3-acylamino-5-pyrazolone couplers. The element additionally has an inert dye present, preferably positioned below the green sensitive layer containing the foregoing coupler. The inert dye has a peak absorption between 560-590 nm so that the negative has a ratio of density at 580 nm to density at 550 nm, both as measured at neutral midscale exposure, which is greater than exhibited by the element absent the inert dye.
    • 卤化银照相底片具有含有与氧化显色剂反应形成青色染料的成色剂的红色敏感层,含有与氧化显色剂反应形成黄色染料的成色剂的蓝色敏感层和含有 与氧化的彩色显影剂反应形成品红色染料的成色剂。 绿色敏感层中的成色剂产生品红色染料,与由吡唑并三唑型成色剂或1-苯基-3-酰基氨基-5-吡唑啉酮成色剂产生的品红色染料相比,在560-590nm范围内具有相对较低的密度。 元素另外具有存在的惰性染料,优选位于含有前述成色剂的绿色敏感层下方。 惰性染料在560-590nm之间具有峰值吸收,使得阴性在580nm处的密度与550nm处的密度之比(无论是在惰性染料中没有表现出的中性中值曝光) 。
    • 8. 发明授权
    • Heat development of elements containing methine-dye releasing couplers
    • 含有次甲基染料释放成色剂的元素的热显影
    • US5470688A
    • 1995-11-28
    • US250146
    • 1994-05-27
    • John TexterThomas R. WelterDavid T. SouthbyJared B. Mooberry
    • John TexterThomas R. WelterDavid T. SouthbyJared B. Mooberry
    • G03C8/10G03C8/40G03C8/12
    • G03C8/10G03C8/4013Y10S430/159
    • In accordance with this invention a heat-developable photographic color diffusion transfer element is provided, where this element comprises a dimensionally stable support and one or more layers comprising radiation sensitive silver halide, an organic silver salt oxidizing agent, a reducing agent, a methine-dye releasing compound, and a binder, wherein said methine-dye is heat diffusible in said element, and wherein said methine-dye releasing compound is of the structureCp--L--M (I)whereCp is a coupler radical substituted in the coupling position with a divalent linking group, L;M is a methine-dye radical exhibiting selective absorption in the visible spectrum; and where the --L--M group couples off upon reaction of said coupler radical with the oxidation product of a primary amine developing agent, and where said methine-dye radical M is released from said --L--M group subsequent to the coupling off of said --L--M group.
    • 根据本发明,提供了一种可热显影的照相彩色扩散转移元件,其中该元件包括尺寸稳定的支撑体和一个或多个包含辐射敏感卤化银,有机银盐氧化剂,还原剂,次甲基 - 染料释放化合物和粘合剂,其中所述次甲基染料在所述元件中是可热扩散的,并且其中所述次甲基染料释放化合物具有结构Cp-LM(I),其中Cp是在与 二价连接基团L; M是在可见光谱中表现出选择性吸收的次甲基染料基团; 并且其中-LM基团在所述成色剂基团与伯胺显影剂的氧化产物反应时脱离,并且其中所述次甲基染料基团M在所述-LM基团的偶联之后从所述-LM基团释放出来 。
    • 9. 发明授权
    • Photographic element employing hue correction couplers
    • 采用色相校正耦合器的照相元件
    • US5447831A
    • 1995-09-05
    • US139238
    • 1993-10-19
    • Stephen P. SingerJared B. Mooberry
    • Stephen P. SingerJared B. Mooberry
    • G03C7/00G03C7/20G03C7/26G03C7/30G03C7/32G03C7/333G03C7/36G03C7/38G03C7/384G03C1/46
    • G03C7/3225G03C7/3041G03C7/36G03C7/3825G03C7/384
    • The invention provides a silver halide color negative photographic element comprising a red sensitive silver halide emulsion layer containing a coupler which reacts with oxidized color developer to form a cyan dye, a blue sensitive silver halide emulsion layer containing a coupler which reacts with oxidized color developer to form a yellow dye, and a green sensitive silver halide emulsion layer containing a coupler which upon reaction with oxidized color developer forms a magenta image dye, the element additionally comprising a hue correction coupler associated with a green sensitive layer which coupler reacts with oxidized developer to form a magenta dye having a peak absorption between 565-600 nm so that the element has a D580/D550 ratio which is greater than that exhibited by the element absent the hue correction coupler. The invention also provides a process for forming an image in the element described.
    • 本发明提供一种卤化银彩色负型照相材料,其包含红色感光卤化银乳剂层,其含有与氧化显色剂反应形成青色染料的成色剂,含有与氧化显色剂反应的成色剂的蓝色感光卤化银乳剂层 形成黄色染料和含有成色剂的绿色感光卤化银乳剂层,其与氧化的彩色显影剂反应形成品红色图像染料,该元件还包含与绿色敏感层相关联的色调校正耦合剂,该成色剂与氧化的显影剂反应 形成峰值吸收在565-600nm之间的品红色染料,使得该元件的D580 / D550比率大于不存在色调校正耦合器的元件所显示的值。 本发明还提供了一种在所描述的元件中形成图像的方法。