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    • 43. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US4740454A
    • 1988-04-26
    • US886490
    • 1986-07-17
    • Naoyasu DeguchiTetsuro KojimaHideo MiyazakiShigeru OhnoKoki Nakamura
    • Naoyasu DeguchiTetsuro KojimaHideo MiyazakiShigeru OhnoKoki Nakamura
    • G03C1/06C07D285/12C07D285/125C07D285/135G03C1/035G03C1/09G03C7/392G03C1/34G03C1/02
    • G03C1/09G03C7/39276
    • A silver halide photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer containing tabular silver halide grains which have a diameter not less than 5 times the thickness thereof and account for at least 50% of the total projected area of the silver halide grains present in the silver halide emulsion layer and the silver halide photographic material also contains at least one compound represented by following general formulae (I), (II), (III) and (IV): ##STR1## wherein R represents a straight chain, branched chain or cyclic alkylene group, a straight chain or branched chain alkenylene group, a straight chain or branched chain aralkylene group or an arylene group; R.sub.1 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aralkyl group or a substituted or unsubstituted aryl group; Z represents a hydrogen atom or a polar substituent; X represents a hydrogen atom, a cation necessary for neutralizing the molecule or a precursor; and n represents 0 or 1.The silver halide photographic material has improved image sharpness not only at high spatial frequencies but also at low spatial frequencies.
    • 一种卤化银照相材料,包括其上具有至少一种含有片状卤化银颗粒的感光卤化银乳剂层的载体,所述片状卤化银颗粒的直径不小于其厚度的5倍,并且占总投影面积的至少50% 存在于卤化银乳剂层和卤化银照相材料中的卤化银颗粒还含有至少一种由以下通式(I),(II),(III)和(IV)表示的化合物: (III)其中R表示直链,支链或环状亚烷基,直链或支链亚烯基,直链或支链亚芳基或 亚芳基; R1表示取代或未取代的烷基,取代或未取代的烯基,取代或未取代的芳烷基或取代或未取代的芳基; Z表示氢原子或极性取代基; X表示氢原子,中和该分子或前体所必需的阳离子; 并且n表示0或1.卤化银照相材料不仅在高空间频率下而且在低空间频率下具有改善的图像清晰度。
    • 47. 发明授权
    • Method for processing color photographic light-sensitive material
    • 彩色照相感光材料的处理方法
    • US4621047A
    • 1986-11-04
    • US736625
    • 1985-05-21
    • Shinzo KishimotoAkira AbeShigeru Ohno
    • Shinzo KishimotoAkira AbeShigeru Ohno
    • G03C7/34G03C7/42G03C7/32G03C5/44
    • G03C7/42G03C7/346
    • A method for processing a color photographic light-sensitive material comprising subjecting an imagewise exposed silver halide color photographic light-sensitive material to color development processing, then to processing with a bleaching solution and thereafter to separately, fixing processing wherein the silver halide color photographic light-sensitive material contains a cyan dye forming coupler represented by the general formula (I-a) or (I-b) described below, the bleaching solution contains a compound represented by the general formula (II-a) or (II-b) described below and the processing time for the bleaching solution is substantially not more than 2 minutes and 30 seconds, ##STR1## wherein R.sup.1, R.sup.2 and R.sup.4 each represents a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group; R.sup.3 and R.sup.6 each represents a hydrogen atom, a halogen atom, a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aryl group or an acylamino group, or R.sup.3 represents a non-metallic atomic group necessary to form a nitrogen-containing 5-membered or 6-membered ring together with R.sup.2, R.sup.5 presents a substituted or unsubstituted alkyl group; Z.sup.1 and Z.sup.2 each represents a hydrogen atom or a group capable of being released upon the oxidative coupling reaction with a developing agent; and n represents 0 or 1, ##STR2## wherein R.sup.7, R.sup.8, R.sup.9 and R.sup.10, which may be the same or different, each represents a hydrogen atom, a substituted or unsubstituted lower alkyl group or an acyl group, or R.sup.7, R.sup.8, R.sup.9 and R.sup.10 may connect to each other to form a ring; and m and each represents an integer of 1 to 3.
    • 一种用于处理彩色照相感光材料的方法,包括对成像曝光的卤化银彩色照相感光材料进行着色显影处理,然后用漂白溶液处理,然后分别进行定影处理,其中卤化银彩色照相光 感光材料包含由下述通式(Ia)或(Ib)表示的青色染料形成成色剂,漂白溶液含有下述通式(II-a)或(II-b)表示的化合物和 漂白溶液的处理时间基本上不超过2分30秒,其中R 1,R 2和R 4各自表示取代或未取代的脂族基团,取代或未取代的芳基 或取代或未取代的杂环基; R 3和R 6各自表示氢原子,卤素原子,取代或未取代的脂族基团,取代或未取代的芳基或酰基氨基,或R 3表示形成含氮5元素所必需的非金属原子团 或6元环与R2一起,R5表示取代或未取代的烷基; Z1和Z2各自表示氢原子或能够与显影剂进行氧化偶联反应时释放的基团; (II-a)其中R 7,R 8,R 9和R 10可以相同或不同,表示氢原子,取代或未取代的 低级烷基或酰基,或者R 7,R 8,R 9和R 10可以彼此连接形成环; m,m表示1〜3的整数。
    • 48. 发明授权
    • Photoconductive member having a germanium silicon photoconductor
    • 具有锗硅感光体的感光体
    • US4609604A
    • 1986-09-02
    • US643441
    • 1984-08-23
    • Keishi SaitohYukihiko OhnukiShigeru Ohno
    • Keishi SaitohYukihiko OhnukiShigeru Ohno
    • G03G5/082H01L31/09G03G5/085
    • H01L31/095G03G5/08228
    • A photoconductive member comprises a substrate for photoconductive member and a light receiving layer provided on said substrate having a layer constitution in which a first layer region (G) comprising an amorphous material containing germanium atoms and a second layer region (S) exhibiting photoconductivity comprising an amorphous material containing silicon atoms are successively provided from the substrate side, said light receiving layer containing a substance for controlling conductivity (C) in a distributed state such that, in said light receiving layer, the maximum value of the content of said substance (C) in the layer thickness direction exists within said second layer region (S) or at the interface with said first layer region (G) and, in said second layer region (S), said substance (C) is distributed in greater amount on the side of said substrate.
    • 感光构件包括用于光导体的衬底和设置在所述衬底上的光接收层,其具有层结构,其中包含含有锗原子的非晶态材料的第一层区域(G)和显示光电导率的第二层区域(S) 含有硅原子的非晶质材料从衬底侧连续提供,所述光接收层含有分布状态下用于控制导电性(C)的物质,使得在所述光接收层中,所述物质的含量的最大值(C )存在于所述第二层区域(S)内或与所述第一层区域(G)的界面处,并且在所述第二层区域(S)中,所述物质(C)在 侧。