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    • 82. 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。
    • 84. 发明授权
    • Silver halide color light-sensitive material
    • 卤化银色感光材料
    • US6001551A
    • 1999-12-14
    • US342025
    • 1994-11-16
    • Yasuhiro ShimadaKoushin MatsuokaHiroyuki Yoneyama
    • Yasuhiro ShimadaKoushin MatsuokaHiroyuki Yoneyama
    • G03C7/00G03C7/38G03C1/08G03C7/26G03C7/32
    • G03C7/383G03C7/3825
    • A silver halide color light-sensitive material containing a cyan coupler which provides an excellent hue and an improved fastness at a low color-developing area and which has small change in a color developing density, which is caused by change of a composition of a blix solution and provides a small fog in a cyan color at a non-exposed area in a continuous processing. The silver halide color light-sensitive material contains at least one cyan coupler represented by the following Formula (I) in at least one layer on a support: wherein Y represents --N.dbd. or --C(R.sub.3).dbd.; X represents a hydrogen atom or a group which splits off upon a coupling reaction with an oxidized product of a color developing agent; Z represents a non-metallic atomic group necessary for forming an alicyclic group or a heterocyclic ring; R.sub.1, R.sub.2 and R.sub.3 each represents a hydrogen atom or a substituent; and R.sub.1 contributes to form an unsaturated bond in a ring formed by Z or combined with the atoms on the ring formed by Z to form a ring.
    • 含有青色成色剂的卤化银色感光材料,其在低显色区域提供优异的色调和改善的牢度,并且由于混合物的组成的变化而引起的显色密度变化很小 溶液,并在连续处理中在非曝光区域提供青色的小雾。 卤化银色感光材料在载体上的至少一层中含有至少一种由下式(I)表示的青色成色剂:其中Y表示-N =或-C(R 3)=; X表示氢原子或与彩色显影剂的氧化产物偶联反应时分裂的基团; Z表示形成脂环族基或杂环所必需的非金属原子团; R1,R2和R3各自表示氢原子或取代基; 并且R 1有助于在Z形成的环中形成不饱和键或与由Z形成的环上的原子结合形成环。