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    • 4. 发明授权
    • Silver halide color photographic light-sensitive material
    • 卤化银彩色摄影感光材料
    • US06495313B2
    • 2002-12-17
    • US09110271
    • 1998-07-06
    • Yasuhiro YoshiokaShin SoejimaOsamu TakahashiNaoki SaitoHisashi MikoshibaMasakazu Morigaki
    • Yasuhiro YoshiokaShin SoejimaOsamu TakahashiNaoki SaitoHisashi MikoshibaMasakazu Morigaki
    • G03C730
    • G03C7/301G03C7/3029G03C7/39252G03C2200/35
    • A silver halide color photographic light-sensitive material comprising a support having provided thereon: at least one yellow-color-forming light-sensitive silver halide emulsion layer; at least one magenta-color-forming light-sensitive silver halide emulsion layer; at least one cyan-color-forming light-sensitive silver halide emulsion layer; and at least one light-insensitive non-color-forming hydrophilic colloid layer, wherein at least one layer of said at least one cyan-color-forming light-sensitive silver halide emulsion layer contains at least one cyan-dye-forming coupler having a pKa of not more than 8.7, and wherein said at least one light-insensitive non-color-forming hydrophilic colloid layer contains at least one compound represented by the following formula (I): wherein R1, R2, R3 and R4, which may be the same or different, each represents a hydrogen atom, an alkyl group or an aryl group; and R5 represents an aryl group; provided that the total number of carbon atoms included in R1, R2, R3, R4 and R5 is not less than 14.
    • 一种卤化银彩色照相感光材料,包括其上提供的载体:至少一种黄色形成感光卤化银乳剂层; 至少一种品红色形成感光卤化银乳剂层; 至少一种青色成色感光卤化银乳剂层; 和至少一种不透光的不着色的亲水胶体层,其中至少一层所述至少一种青色成色感光卤化银乳剂层含有至少一种形成青色染料的成色剂,其具有 pKa不大于8.7,并且其中所述至少一种不透光的非成色性亲水胶体层含有至少一种由下式(I)表示的化合物:其中R1,R2,R3和R4可以是 相同或不同,各自表示氢原子,烷基或芳基; R5代表芳基; 条件是包括在R1,R2,R3,R4和R5中的碳原子总数不小于14。
    • 5. 发明授权
    • Silver halide color photographic light-sensitive material
    • 卤化银彩色摄影感光材料
    • US06220925B1
    • 2001-04-24
    • US09088371
    • 1998-06-02
    • Naoki SaitoHisashi MikoshibaMasakazu MorigakiShin SoejimaYasuhiro YoshiokaOsamu Takahashi
    • Naoki SaitoHisashi MikoshibaMasakazu MorigakiShin SoejimaYasuhiro YoshiokaOsamu Takahashi
    • G03C732
    • G03C7/301G03C7/383G03C7/39232G03C7/39248G03C7/39296
    • A silver halide color photographic light-sensitive material comprising a support having provided thereon at least one hydrophilic colloid layer, wherein the silver halide color photographic light-sensitive material contains a coupler represented by the formula (1) shown below and a non-color forming colorless cyclic imide compound having a diffusion-resistant group: wherein R1 and R2 each represents an alkyl group or an aryl group; R3, R4 and R5 each represents a hydrogen atom, an alkyl group or an aryl group; Z represents a non-metallic atomic group necessary to form a saturated ring; R6 represents a substituent; X represents a heterocyclic group, a substituted amino group or an aryl group and Y represents a hydrogen atom or a group capable of being released upon color development. The silver halide color photographic light-sensitive material has an excellent color forming property to provide a color image of high maximum color density and good color reproducibility.
    • 一种卤化银彩色照相感光材料,其包括在其上设置有至少一个亲水胶体层的载体,其中所述卤化银彩色照相感光材料包含由下式(1)表示的成色剂和无色成型 具有扩散阻止基团的无色环状酰亚胺化合物:其中R1和R2各自表示烷基或芳基; R3,R4和R5各自表示氢原子,烷基或芳基; Z表示形成饱和环所需的非金属原子团; R6代表取代基; X表示杂环基,取代氨基或芳基,Y表示氢原子或显色时能够释放的基团。卤化银彩色照相感光材料具有优异的成色性,从而提供颜色 高最大色彩浓度的图像和良好的色彩再现性。
    • 6. 发明授权
    • Silver halide color photographic light-sensitive material
    • 卤化银彩色摄影感光材料
    • US6103460A
    • 2000-08-15
    • US110849
    • 1998-07-07
    • Osamu TakahashiYasuhiro YoshiokaShin SoejimaYasuhiro ShimadaMasakazu Morigaki
    • Osamu TakahashiYasuhiro YoshiokaShin SoejimaYasuhiro ShimadaMasakazu Morigaki
    • G03C7/00G03C7/30G03C7/38G03C7/392G03C7/32
    • G03C7/301G03C7/3825G03C7/39236G03C7/39252
    • A sliver halide color photographic light-sensitive material comprising a support having provided thereon at least one silver halide emulsion layer containing at least one cyan dye forming coupler represented by the formula (1) shown below, at least one compound represented by the formula (A) shown below and at least one compound represented by the formula (D) shown below: ##STR1## wherein Z.sup.a and Z.sup.b each represents --C(R.sup.3).dbd. or --N=, provided that one of Z.sup.a and Z.sup.b is --N= and the other is --C(R.sup.3).dbd.; R.sup.1 and R.sup.2 each represents an electron attractive group having a Hammett's substituent constant .sigma..sub.p value of 0.20 or more and the sum of the .sigma..sub.p values of R.sup.1 and R.sup.2 is 0.65 or more; R.sup.3 represents a hydrogen atom or a substituent; X represents a hydrogen atom or a group capable of being released upon a coupling reaction with an oxidation product of an aromatic primary amine color developing agent; and group represented by R.sup.1, R.sup.2, R.sup.3 or X may be a divalent group to form a dimer or more, or combine with a polymer chain to form a homopolymer or a copolymer; ##STR2## The silver halide color photographic light-sensitive material provides color images excellent in color reproducibility and color image fastness.
    • 一种卤化银色彩照相感光材料,其包括在其上提供至少一种含有由下式(1)表示的至少一种形成青色染料的成色剂的卤化银乳剂层的载体,至少一种由式(A )和至少一种由下式(D)表示的化合物:其中Za和Zb各自表示-C(R3)=或-N =,条件是Za和Zb中的一个为-N =,另一个为 -C(R 3)=; R1和R2各自表示哈米特取代基常数σp值为0.20以上的吸电子基团,R 1和R 2的σp值之和为0.65以上; R3表示氢原子或取代基; X表示氢原子或与芳族伯胺显色剂的氧化产物偶联反应时能释放的基团; 并且由R 1,R 2,R 3或X表示的基团可以是二价基团以形成二聚体或更多,或与聚合物链组合以形成均聚物或共聚物; 卤化银彩色摄影感光材料提供色彩再现性和彩色图像牢度优异的彩色图像。
    • 9. 发明授权
    • Silver halide photographic material and hydroxamic acid-based compounds used therefor
    • 卤化银照相材料和异羟肟酸类化合物
    • US06433223B1
    • 2002-08-13
    • US09512816
    • 2000-02-25
    • Hisashi MikoshibaMamoru SakurazawaMasakazu Morigaki
    • Hisashi MikoshibaMamoru SakurazawaMasakazu Morigaki
    • C07C22900
    • G03C1/34G03C7/39236
    • A silver halide photographic material is described, which contains the compound represented by the following formula (I): wherein R1 represents a substituted or unsubstituted alkylene group having from 1 to 5 carbon atoms; X represents a water-soluble group; and R represents a substituted or unsubstituted alkyl group having the sum total of from 14 to 40 carbon atoms, an alkenyl group, an aryl group, an alkoxyl group, —NR3R4 (R3 and R4 each independently represents an alkyl group having from I to 40 carbon atoms, a hydrogen atom, or an aryl group), a bicycloalkyl group, a bicycloalkenyl group, a cycloalkyl group, a cycloalkenyl group or a heterocyclic group, provided that when X represents a quaternary ammonium salt structure, R2 does not represent an alkyl group having from 14 to 17 carbon atoms.
    • 描述了卤化银照相材料,其含有由下式(I)表示的化合物:其中R 1表示取代或未取代的具有1至5个碳原子的亚烷基; X表示水溶性基团; 并且R表示取代或未取代的总共14至40个碳原子的烷基,烯基,芳基,烷氧基,-NR 3 R 4(R 3和R 4各自独立地表示具有I至40的烷基 碳原子,氢原子或芳基),双环烷基,双环烯基,环烷基,环烯基或杂环基,条件是当X表示季铵盐结构时,R 2不表示烷基 具有14至17个碳原子的基团。