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    • 12. 发明授权
    • Silver halide color photographic material and image-forming method
    • 卤化银彩色照相材料和成像方法
    • US06238856B1
    • 2001-05-29
    • US09566003
    • 2000-05-05
    • Osamu UchidaYasuhiro IshiwataTaiji Katsumata
    • Osamu UchidaYasuhiro IshiwataTaiji Katsumata
    • G03C142
    • G03C8/408G03C1/061G03C1/42G03C7/32G03C7/413G03C8/404G03C2200/21
    • A silver halide color photographic material comprising a support having provided thereon at least one hydrophilic colloidal layer containing at least one color-developing agent represented by general formula (1) and at least one coupler represented by general formula (2): wherein C&agr; represents a carbon atom, Z represents a carbamoyl group, an acyl group, an alkoxycarbonyl group or an aryloxycarbonyl group, and Q represents an atomic group forming an unsaturated ring together with C&agr;. wherein C&bgr; represents a carbon atom, EWG represents a cyano group, a carbamoyl group or an alkoxycarbonyl group, LG represents a group which is released by a coupling reaction with an oxidation product of a developing agent, and M represents an atomic group forming a 5-membered aromatic heterocycle together with C&bgr;.
    • 一种卤化银彩色照相材料,其包括在其上提供至少一个包含至少一种由通式(1)表示的显色剂和至少一种由通式(2)表示的偶联剂的亲水性胶体层的载体:其中Calpha表示 碳原子,Z表示氨基甲酰基,酰基,烷氧基羰基或芳氧基羰基,Q表示与Calpha一起形成不饱和环的原子团。其中Cbeta表示碳原子,EWG表示氰基,氨基甲酰基 基团或烷氧基羰基,LG表示通过与显影剂的氧化产物的偶联反应而释放的基团,M表示与C beta一起形成5元芳族杂环的原子团。
    • 13. 发明授权
    • Color-developing agent, silver halide photographic light-sensitive
material and image-forming method
    • 显色剂,卤化银照相感光材料和成像方法
    • US5756275A
    • 1998-05-26
    • US756674
    • 1996-11-26
    • Hiroo TakizawaTaiji KatsumataToshiyuki MakutaToshiki Taguchi
    • Hiroo TakizawaTaiji KatsumataToshiyuki MakutaToshiki Taguchi
    • G03C7/00G03C1/06G03C1/42G03C1/498G03C7/392G03C7/407G03C7/413G03C8/40
    • G03C1/49827G03C1/061G03C1/42G03C7/39252G03C7/413G03C8/408
    • There is disclosed novel color-developing agents of the formula (I-1), (I-2), (1-3), or (1-4). There is also disclosed silver halide photographic light-sensitive materials and image-forming methods, using the color-developing agent. ##STR1## wherein R.sup.1 represents a halogen atom or an aliphatic group substituted with at least one halogen atom; R.sup.2 represents a substituent; L represents --CONR.sup.4 --, --COO--, --CO--, --SO.sub.2 NR--, --C(.dbd.NR.sup.4)NR.sup.5 --, or --C(.dbd.NR.sup.4)O--; R.sup.3, R.sup.4, and R.sup.5 each independently represent a hydrogen atom, an aliphatic, aryl, or hererocyclic group; in formula (I-1), n is 1 or 2, m is 0 or 1, and the sum of n and m is 1 or 2; in formulae (I-2) to (I-4), n is 1 to 3, m is 0 to 2, and the sum of n and m is 1 to 3. R.sup.1 and R.sup.2, R.sup.1 and R.sup.1, and R.sup.2 and R.sup.2, respectively, do not bond together to form any ring. R.sup.6 represents a hydrogen, a halogen, or an aliphatic, aryl, heterocyclic, aliphatic oxy, aryloxy, carbamoyl, aliphatic oxycarbonyl, aliphatic thio, or arylthio group.
    • 公开了式(I-1),(I-2),(1-3)或(1-4)的新型显色剂。 还公开了使用显色剂的卤化银照相感光材料和成像方法。 式(I-1)式(I-2)式(I-3)其中R 1表示卤素原子或至少被取代的脂族基团 一个卤素原子; R2表示取代基; L表示-CONR 4 - , - CO - , - CO - , - SO 2 NR-,-C(= NR 4)NR 5 - 或-C(= NR 4)O-; R 3,R 4和R 5各自独立地表示氢原子,脂肪族,芳基或者本质基; 在式(I-1)中,n为1或2,m为0或1,n和m的和为1或2; 在式(I-2)至(I-4)中,n为1至3,m为0至2,n和m之和为1至3. R1和R2,R1和R1以及R2和R2 分别不结合在一起形成任何环。 R 6表示氢,卤素或脂族,芳基,杂环,脂族氧基,芳氧基,氨基甲酰基,脂族氧羰基,脂族硫基或芳硫基。