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    • 1. 发明授权
    • Heat-developable color photographic material with heat fusible compound
    • 具有热熔化合物的可热显色彩色照相材料
    • US4555470A
    • 1985-11-26
    • US548190
    • 1983-11-02
    • Yukihiko SakaguchiKozo SatoHideki NaitoHiroshi Hara
    • Yukihiko SakaguchiKozo SatoHideki NaitoHiroshi Hara
    • C07C45/46C07C49/825C07D231/46C07D263/56G03C1/498G03C8/40G03C1/40G03C5/54
    • C07D263/56C07C45/46C07C49/825C07D231/46G03C1/49845G03C8/4033G03C8/408
    • A heat-developable color photographic material comprising a support having thereon at least a light-sensitive silver halide, a hydrophilic binder, a dye releasing redox compound and a heat fusible compound which has a melting point of 60.degree. C. or higher and is represented by the following general formula (I), (II) or (III): ##STR1## wherein m represents an integer from 1 to 3; n represents an integer from 1 to 8; q represents an integer from 1 to 4; p represents an integer which meets the requirement for p+g=6; s represents an integer from 1 to 4; r represents an integer which meets the requirement for r+s=8; R represents a hydrogen atom or a substituent as set forth in the specification, and when m, p or r represents 2 or more, R may be the same or different; R.sub.1 represents an organic group in R.sub.1 - (OH).sub.n which is an alcohol, a phenol or a naphthol each having one or more hydroxy group and includes a saccharide; and R.sub.2 represents an organic group in R.sub.2 - OH which is an alcohol, a phenol or a naphthol.The heat-developable color photographic material has improved stability during storage before imagewise exposure and the occurrence of fog and the change in the maximum density therein are minimized.
    • 一种可热显影的彩色照相材料,其包括其上至少具有感光卤化银,亲水性粘合剂,释放染料的氧化还原化合物和熔点为60℃或更高的热熔性化合物的载体, (I),(II)或(III):其中m表示1至3的整数;(III)其中m表示1至3的整数; n表示1〜8的整数, q表示1〜4的整数, p表示满足p + g = 6的要求的整数; s表示1〜4的整数, r表示满足r + s = 8的要求的整数; R表示说明书中所述的氢原子或取代基,当m,p或r表示2以上时,R可以相同或不同, R1表示R1-(OH)n中的有机基团,其为醇,苯酚或萘酚,各自具有一个或多个羟基并且包括糖类; R2表示作为醇,苯酚或萘酚的R2-OH中的有机基团。 可显影的彩色照相材料在成像曝光之前的储存期间具有改进的稳定性和雾化的发生,并且其中最大密度的变化被最小化。
    • 2. 发明授权
    • Color photographic light-sensitive material with naphthol redox dye
releaser
    • 带萘酚氧化还原染料的彩色感光材料
    • US4439513A
    • 1984-03-27
    • US453975
    • 1982-12-28
    • Kozo SatoShinsaku FujitaHideki NaitoHiroshi Hara
    • Kozo SatoShinsaku FujitaHideki NaitoHiroshi Hara
    • G03C8/40G03C8/10G03C8/12G03C1/40G03C1/10G03C5/54
    • G03C8/10
    • A color photographic light-sensitive material is disclosed. The material is comprised of a support having thereon a layer containing at least one kind of dye releasing 2-acylamino-1-naphthol derivative represented by the following general formula (I):R--L--D (I)wherein R represents a reducing group represented by the following general formula (II): ##STR1## wherein the substituents R.sub.1 -R.sub.8 are defined within the application; L represents a connecting group between R and D wherein specific examples of L are defined in the specification; and D represents a dye or a precursor of a dye. The dye releasing 2-acylamino-1-naphthol derivative of the present invention has a high dye releasing efficiency when it is oxidized. The derivative of the invention can release a dye having a good diffusibility and can provide a high dye transfer density and thus it is suitable to use as a coloring material in a color photographic light-sensitive material of diffusion transfer type. A method of forming a color image using the color photographic light-sensitive material is also disclosed.
    • 公开了彩色照相感光材料。 该材料包括其上具有包含至少一种释放由以下通式(I)表示的2-酰基氨基-1-萘酚衍生物的染料的层的载体:RLD(I)其中R表示由 通式(II):其中取代基R 1 -R 8在本申请中定义; L表示R和D之间的连接基团,其中L的具体实例在说明书中定义; D表示染料或染料的前体。 本发明的脱色染料2-酰氨基-1-萘酚衍生物在被氧化时具有高的染料释放效率。 本发明的衍生物可以释放具有良好扩散性的染料,并且可以提供高的染料转移密度,因此适合用作扩散转移型彩色照相感光材料中的着色材料。 还公开了使用彩色照相感光材料形成彩色图像的方法。
    • 4. 发明授权
    • Heat-developable color photographic material
    • 可热成像的彩色照相材料
    • US4473631A
    • 1984-09-25
    • US548818
    • 1983-11-04
    • Hiroyuki HiraiHideki NaitoHiroshi HaraKozo Sato
    • Hiroyuki HiraiHideki NaitoHiroshi HaraKozo Sato
    • G03C1/06G03C1/498G03C8/40G03C5/54G03C1/10G03C1/40
    • G03C8/4033G03C1/06G03C1/49845
    • A heat-developable color photographic material is disclosed. The material is comprised of a support having thereon at least a light-sensitive silver halide, a hydrophilic binder, a dye releasing compound reductive and capable of releasing a hydrophilic dye and a compound represented by the following general formula (A): ##STR1## wherein A.sub.1, A.sub.2, A.sub.3, and A.sub.4, which may be the same or different, each represents a hydrogen atom or a substituent selected from an alkyl group, a substituted alkyl group, a cycloalkyl group, an aralkyl group, an aryl group, a substituted aryl group and a heterocyclic group, or A.sub.1 and A.sub.2 or A.sub.3 and A.sub.4 may combine with each other to form a ring.The heat-developable color photographic material can easily provide in a short time a clear and stable color image having a high color density and low fog by imagewise exposure and heat development procedure. A method of forming a color image using the heat-developable color photographic material is also disclosed.
    • 公开了一种可热显影的彩色照相材料。 该材料由至少具有感光卤化银,亲水性粘合剂,还原性染料的化合物和能够释放亲水染料的载体和由以下通式(A)表示的化合物组成: (A)其中A1,A2,A3和A4可以相同或不同,表示氢原子或选自烷基,取代的烷基,环烷基,芳烷基,芳基 基团,取代的芳基和杂环基,或者A1和A2或A3和A4可以相互结合形成环。 可热显影的彩色照相材料可以在短时间内通过图像曝光和热显影程序容易地提供具有高色密度和低雾度的清晰稳定的彩色图像。 还公开了使用可热显色彩色照相材料形成彩色图像的方法。
    • 7. 发明授权
    • Heat-developable color photographic materials
    • 可热成像的彩色照相材料
    • US4478927A
    • 1984-10-23
    • US384118
    • 1982-06-01
    • Hideki NaitoHiroshi HaraToshiaki AonoKozo Sato
    • Hideki NaitoHiroshi HaraToshiaki AonoKozo Sato
    • G03C1/498G03C8/40G03C5/54G03C1/10G03C1/40
    • G03C8/4066G03C1/498G03C8/4033
    • A heat-developable color photographic material is disclosed. The material is comprised of a support having thereon a layer containing at least a light-sensitive silver halide and the photographic material containing an organic silver salt, a binder, a dye releasing activator and a dye releasing redox compound which releases a diffusible dye. The improvement comprises a support capable of receiving a released dye or a support having thereon a layer composed of an organic high molecular weight compound capable of receiving a released dye. The heat-developable color photographic material can easily provide a clear and stable color image by imagewise exposure to light and heat development procedure. A method of forming a color image using the heat-developable color photographic material is also disclosed.
    • 公开了一种可热显影的彩色照相材料。 该材料由其上具有至少含有感光卤化银的层和含有有机银盐的照相材料,粘合剂,染料释放活化剂和释放扩散染料的染料释放氧化还原化合物的载体组成。 该改进包括能够接收释放的染料或其上具有由能够接收释放染料的有机高分子量化合物构成的层的载体的载体。 可热显影的彩色照相材料可以通过成像曝光于光和热显影程序容易地提供清晰和稳定的彩色图像。 还公开了使用可热显色彩色照相材料形成彩色图像的方法。