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    • 52. 发明授权
    • Silver halide photographic light-sensitive material and method for
forming an image
    • 卤化银照相感光材料和形成图像的方法
    • US6071678A
    • 2000-06-06
    • US144330
    • 1998-08-31
    • Kiyoshi Takeuchi
    • Kiyoshi Takeuchi
    • G03C7/00G03C1/42G03C7/30G03C7/305G03C7/32G03C7/392G03C7/407G03C7/413G03C8/40
    • G03C8/408G03C7/3005G03C7/30517G03C7/413G03C1/061G03C1/42G03C7/30541G03C7/39224
    • There is disclosed a silver halide photographic light-sensitive material that contains at least one color-developing agent of formula (I) and at least one dye-forming coupler of formula (II) contained in one or more photographic constitutional layers provided on a base: ##STR1## in formula (I), Z is a carbamoyl group or the like, and Q represents a group of atoms required to form an unsaturated ring together with the C, and in formula (II), M represents a coupler component capable of causing coupling reaction at the site where G is bonded with the oxidized color-developing agent, G is a hydrogen atom or a coupling split-off group, Y.sup.1 and Y.sup.2 each represent a group having a dissociation group, whose pKa is 1 or more but 12 or less, and n and m are each an integer of 0 to 3, provided that n+m.gtoreq.1. There is also disclosed an image-forming method using the light-sensitive material. According to the use of the novel color-developing agent and the coupler having a dissociation group, an image excellent in maximum color density can be provided.
    • 公开了一种卤化银照相感光材料,其含有至少一种式(I)的显色剂和至少一种式(II)的染料形成成色剂包含在设置在基材上的一个或多个照相结构层中 :式(I)中,Z为氨基甲酰基等,Q为与C一起形成不饱和环所需的原子团,式(II)中,M表示能够引起偶联的成色剂成分 G与氧化显色剂结合的位置处的反应,G为氢原子或偶联离去基团,Y1和Y2各自表示具有离解基团的基团,其pKa为1以上且12以下, 较小,n和m各自为0〜3的整数,条件是n + m> / = 1。 还公开了使用感光材料的图像形成方法。 根据新型显色剂和具有解离基团的成色剂的用途,可以提供最大色密度优异的图像。
    • 53. 发明授权
    • Silver halide photographic light-senstive material and method for
forming an image
    • 卤化银照相光敏材料和形成图像的方法
    • US5851745A
    • 1998-12-22
    • US908681
    • 1997-08-07
    • Kiyoshi Takeuchi
    • Kiyoshi Takeuchi
    • G03C7/00G03C1/42G03C7/30G03C7/305G03C7/32G03C7/392G03C7/407G03C7/413G03C8/40
    • G03C8/408G03C7/3005G03C7/30517G03C7/413G03C1/061G03C1/42G03C7/30541G03C7/39224
    • There is disclosed a silver halide photographic light-sensitive material that contains at least one color-developing agent of formula (I) and at least one dye-forming coupler of formula (II) contained in one or more photographic constitutional layers provided on a base: ##STR1## in formula (I), Z is a carbamoyl group or the like, and Q represents a group of atoms required to form an unsaturated ring together with the C, and in formula (II), M represents a coupler component capable of causing coupling reaction at the site where G is bonded with the oxidized color-developing agent, G is a hydrogen atom or a coupling split-off group, Y.sup.1 and Y.sup.2 each represent a group having a dissociation group, whose pKa is 1 or more but 12 or less, and n and m are each an integer of 0 to 3, provided that n+m.gtoreq.1. There is also disclosed an image-forming method using the light-sensitive material. According to the use of the novel color-developing agent and the coupler having a dissociation group, an image excellent in maximum color density can be provided.
    • 公开了一种卤化银照相感光材料,其含有至少一种式(I)的显色剂和至少一种式(II)的染料形成成色剂包含在设置在基材上的一个或多个照相结构层中 式(I)中的式(I)(I)(Y1)nMG(Y2)m式(II),Z是氨基甲酰基等,Q表示与不饱和环一起形成的原子团以及 C,在式(II)中,M表示能够在G与氧化显色剂结合的位置处发生偶联反应的成色剂成分,G为氢原子或偶联离解基团Y1和 Y2各自表示具有离解基团的基团,其pKa为1以上且12以下,n和m各自为0〜3的整数,条件是n + m> / = 1。 还公开了使用感光材料的图像形成方法。 根据新型显色剂和具有解离基团的成色剂的用途,可以提供最大色密度优异的图像。
    • 54. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US5162197A
    • 1992-11-10
    • US317270
    • 1989-02-28
    • Kozo AokiOsamu Takahashi
    • Kozo AokiOsamu Takahashi
    • G03C7/34G03C1/06G03C7/30G03C7/392
    • G03C7/39232G03C7/3005G03C7/3006
    • A silver halide photographic material comprising a support having thereon at least one hydrophilic colloid layer containing at least one cyan coupler forming coupler represented by the general formula (I) and at least one compound represented by the general formulas (II) or (III): ##STR1## wherein R.sub.1 represents an aliphatic group, an aromatic group, a heterocyclic group, an aromatic amino group or a heterocyclic amino group; R.sub.2, R.sub.4 and R.sub.5 each represents an aliphatic group, an aromatic group or a heterocyclic group; R.sub.3 represents a hydrogen atom, a halogen atom, an aliphatic group, an aromatic group, an acylamino group, an aliphatic oxy group or an aromatic oxy group; R.sub.2 and R.sub.3 may combine with each other to form a 5-membered, 6-membered or 7-membered ring; Z represents a hydrogen atom or a group or atom which releases upon coupling with a developing agent; L.sub.1 and L.sub.2 each represents a divalent, trivalent or tetravalent aliphatic group; n and m each represents an integer from 2 to 4; each of R.sub.4 and R.sub.5 may be the same or different; and with the proviso that L.sub.2 is not an unsubstituted cyclohexylene group when m is 2.The silver halide photographic material provides color photographs in which color images have excellent fastness to light and heat and cyan coloration in white background areas is not observed with the lapse of time.
    • 一种卤化银照相材料,其包含在其上具有至少一个含有由通式(I)表示的至少一种青色成色剂形成成色剂和至少一种由通式(II)或(III)表示的化合物的亲水胶体层的载体: (I)L1(COOR4)n(II)L2(OCOR5)m(III)其中R1表示脂族基团,芳族基团,杂环基,芳香族氨基或杂环氨基; R2,R4和R5各自表示脂族基团,芳族基团或杂环基团; R 3表示氢原子,卤素原子,脂肪族基团,芳香族基团,酰基氨基,脂肪族氧基或芳香族氧基; R2和R3可以相互结合形成5元,6元或7元环; Z表示氢原子或与显影剂偶联时释放的基团或原子; L1和L2各自表示二价,三价或四价脂族基团; n和m各自表示2〜4的整数; R4和R5中的每一个可以相同或不同; 条件是当m为2时,L2不是未取代的亚环己基。卤化银照相材料提供彩色照片,其中彩色图像具有优异的耐光牢度和耐热性,并且在白色背景区域中的青色着色在经过 时间。