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    • 1. 发明公开
    • Silver halide photographic light-sensitive material suitable for a rapid processing and capable of obtaining dye images excellent in fastness against light
    • 一种照相感光材料,该材料为快速处理,其是用于制备抗作用的光稳定化的图像是有用有用。
    • EP0252288A2
    • 1988-01-13
    • EP87107975.2
    • 1987-06-02
    • KONICA CORPORATION
    • Sasaki, MasaoOnodera, Kaoru
    • G03C7/38G03C7/26
    • G03C7/301
    • A silver halide color photographic light-sensitive material is disclosed, which has excellent rapid processability and is remarkably improved in spectral absorption characteristics and fastness against light of magent images. The photographic material omprising a support bearing at least one silver halide emulsion layer thereon, and the silver halide emulsion layer contains

      silver halide grains each containing silver chloride in an amount of not less than 80 mol%, and
      at least one couplers selected from the group consisting of the couplers represented by the following General Formulas (a), (b) and (c), respectively, or a polymer coupler comprising said coupler, and an anti-discoloring agent , each dispersed in the silver halide emulsion layer by making use of a high boiling organic solvent, provided that a proportion of said high boiling organic solvent to said coupler is not less than 0.6 by weight.

      General Formula
    • 一种卤化银彩色摄影感光材料是游离缺失盘,它具有优异的快速加工性和在光谱吸收特性和坚牢度针对magent图像的光被显着提高。 照相材料omprising支撑轴承在其上的至少一层卤化银乳剂层,该卤化银乳剂层中含有的卤化银颗粒各自含有氯化银在不小于80摩尔%的量,并从组中选择的至少一种成色剂 由分别由以下的一般式(a),(b)和(c)中所表示的,耦合器,或一个聚合物成色剂包含所述成色剂,和抗褪色剂,每个通过利用在卤化银乳剂层分散 高沸点有机溶剂的,提供没有所述高沸点有机溶剂中,所述耦合器的比例为不低于0.6(重量)。
    • 10. 发明公开
    • Light-sensitive silver halide photographic material
    • 感光卤化银照相材料
    • EP0203746A2
    • 1986-12-03
    • EP86303526.7
    • 1986-05-09
    • KONICA CORPORATION
    • Sasaki, MasaoOnodera, Kaoru
    • G03C7/38G03C7/26
    • G03C7/39208G03C7/301
    • Disclosed is a light-sensitive silver halide photographic material, comprising a plural number of photographic constituent layers on a support, wherein at least one of the layers is a silver halide emulsion layer containing a magenta coupler represented by Formula (I) shown below, and at least one of the photographic constituent layers excluding at least the above silver halide emulsion layer contains at least one of the compounds represented by Formula (a) and Formula (b) shown below:

      Formula (I):
      wherein Z represents a group of nonmetal atoms necessary for formation of a nitrogen-containing heterocyclic ring; the ring formed by Z may have a substituent; X represents a hydrogen atom or a substituent eliminable through the reaction with an oxidized product of a color developing agent; and R represents a hydrogen atom or a substituent.
      Formula (a)
      wherein R 1 and R 2 each represent an alkyl group; R 3 represents an alkyl group, an -NR'R" group, an -SR' group (R' represents a monovalent organic group), or a -COOR" group (R" represents a hydrogen atom or a monovalent organic group); and m represents an integer of 0 to 3.
      Formula (b)
      wherein R 4 represents a hydrogen atom, a hydroxyl group, an oxyradical group, an -SOR' group, an -SO 2 R'. group (R' represents a monovalent organic group), an alkyl group, an alkenyl group, an alkynyl group or a -COR" group (R" represents a hydrogen atom or a monovalent organic group); R 5 , R 6 , R' 5 , R' 6 , and R 9 each represent an alkyl group; R 7 and R 8 each represent an hydrogen atom or an -OCOR 10 group (R 10 represents a monovalent organic group), or R 7 and R 8 may be associated to form a heterocyclic group; and n represents an integer of 0 to 4.

      The light-sensitive silver halide photographic material according to this invention have excellent color reproducibility, and is remarkably improved in both the fastness to light of magenta dye images and the resistance to the yellowing thereof to be generated by light (light stain).
    • 本发明公开了一种感光卤化银照相材料,其包含在载体上的多个照相构成层,其中至少一层是含有由下面式(I)表示的品红色偶合剂的卤化银乳剂层,和 除了至少上述卤化银乳剂层以外的至少一层照相构成层含有下式(a)和式(b)所示的化合物中的至少一种:式(I):其中Z表示非金属 形成含氮杂环所需的原子; 由Z形成的环可以具有取代基; X表示氢原子或可通过与彩色显影剂的氧化产物反应而消除的取代基; R表示氢原子或取代基。 式(a)其中R 1和R 2各自表示烷基; R3表示烷基,-NR'R“基,-SR'基(R'表示一价有机基团)或-COOR”基(R“表示氢原子或一价有机基团);以及 m表示0〜3的整数。式(b)中,R 4表示氢原子,羟基,氧自由基,-SOR'基,-SO 2 R'基(R'表示一价有机基团), 烷基,链烯基,炔基或-COR“基(R”表示氢原子或一价有机基团); R 5,R 6,R'5,R'6和R 9各自表示烷基 ; R7和R8各自表示氢原子或-OCOR10基团(R10表示一价有机基团),或者R7和R8可以结合形成杂环基团;并且n表示0至4的整数。光敏 根据本发明的卤化银照相材料具有优异的颜色再现性,并且在品红色染料图像的耐光性和耐光性方面显着改善 因光线(光线污染)而产生黄色。