Silver halide color photographic lightsensitive material
    1.
    发明授权
    Silver halide color photographic lightsensitive material 失效
    卤化银彩色照相感光材料

    公开(公告)号:US06951711B2

    公开(公告)日:2005-10-04

    申请号:US10690746

    申请日:2003-10-23

    摘要: A silver halide color photographic lightsensitive material containing at least one compound capable of increasing photographic speed, the compound having at least three heteroatoms in its molecule, and wherein at least one layer of the silver halide emulsion layers comprises an emulsion, the emulsion consisting of a lightsensitive silver halide emulsion wherein 50% or more in number of all the silver halide grains are occupied by tabular grains having (111) faces as main planes, the tabular grains (i) composed of silver iodobromide or silver chloroiodobromide, (ii) having an equivalent circle diameter of 1.0 μm or more and a thickness of 0.15 μm or less, and (iii) composed of core portions of 0.1 μm or less thickness free of growth ring structure and composed of silver iodobromide and shell portions having ten or more dislocation lines.

    摘要翻译: 含有至少一种能够提高照相速度的化合物的卤化银彩色照相感光材料,该化合物在其分子中具有至少三个杂原子,并且其中至少一层卤化银乳剂层包含乳液,该乳液由 所有的卤化银颗粒的数量为50%以上的光敏卤化银乳剂被具有(111)面作为主平面的片状颗粒所占据,由碘溴化银或氯碘溴化银构成的片状颗粒(i),(ii)具有 等效圆直径为1.0μm以上,厚度为0.15μm以下,(iii)由不含生长环结构的0.1μm以下厚度的芯部组成,由碘溴化银和具有十个以上位错线的壳部构成 。

    Lightsensitive silver halide emulsion, production thereof and silver halide photographic lightsensitive material containing the same
    2.
    发明授权
    Lightsensitive silver halide emulsion, production thereof and silver halide photographic lightsensitive material containing the same 失效
    光敏卤化银乳剂,其制造方法和含有卤化银照相感光材料

    公开(公告)号:US06635413B1

    公开(公告)日:2003-10-21

    申请号:US09521672

    申请日:2000-03-08

    IPC分类号: G03C108

    摘要: A process for producing a lightsensitive silver halide emulsion comprising silver halide grains, wherein the emulsion contains tabular silver halide grains in an amount of at least 50% of the total projected area of all the silver halide grains, the average iodine content of all the silver halide grains is at least 2 mol %, and the tabular silver halide grains have at least 10 dislocation lines per grain, wherein the process comprises (step 1) set fourth below, and the process comprises a step of performing chemical sensitization so that a selenium sensitizer is added in an amount of 2.5×10−6 to 5×10−5 mol/mol silver and comprises a step of performing spectral sensitization (step 1) performing the spectral sensitization in which a spectral sensitizer is added in the presence of 50 ppm or less of calcium, magnesium and strontium, followed by adding at least one water-soluble salt of a metal selected from the group consisting of calcium, magnesium and strontium, so that the concentration of calcium, magnesium and strontium becomes 100-2500 ppm, and then the chemical sensitization is started.

    摘要翻译: 一种制备包含卤化银颗粒的感光卤化银乳剂的方法,其中乳液含有至少占所有卤化银颗粒总投影面积的50%的片状卤化银颗粒,所有银的平均碘含量 卤化物颗粒为至少2摩尔%,并且片状卤化银颗粒每颗粒具有至少10个位错线,其中该方法包括设置在下面的第四步(步骤1),该方法包括进行化学增感以使硒 加入2.5×10 -6至5×10 -5 mol / mol银的敏化剂,并且包括进行光谱增感的步骤(步骤1),其中在存在光谱增感剂的情况下加入光谱增感剂 50ppm或更少的钙,镁和锶,然后加入至少一种选自钙,镁和锶的金属的水溶性盐,使得浓缩物 钙,镁和锶的离子变为100-2500ppm,然后开始化学增感。