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    • 1. 发明申请
    • Heat-developable color light-sensitive material
    • 可热显色的感光材料
    • US20060024624A1
    • 2006-02-02
    • US11190925
    • 2005-07-28
    • Tetsu KamosakiYasuhiro IshiwataTakehiko Satou
    • Tetsu KamosakiYasuhiro IshiwataTakehiko Satou
    • G03C7/32
    • G03C8/408
    • A heat-developable color light-sensitive material containing light-sensitive silver halide grains, a binder, at least one compound of formula (I), and at least one dye-providing compound of formula (II), on a support, wherein at least one of layers containing the light-sensitive silver halide grains contains the binder, the compound of formula (I), and the dye-providing compound of formula (II) and, wherein the heat-developable color light-sensitive material contains no compound that participates in a coupling reaction with an oxidized product of the compound of formula (I): Formula (I) wherein Z represents a carbamoyl, acyl, alkoxycarbonyl, aryloxycarbonyl, sulfonyl, or sulfamoyl group; and Q1 represents a group of atoms necessary to form an unsaturated ring; Formula (II) wherein DYE represents a dye or dye precursor group; Y represents a specific group; X represents a simple bond or a connecting group; p denotes 1 or more, and q denotes 1 or 2.
    • 包含感光卤化银颗粒,粘合剂,至少一种式(I)化合物和至少一种提供式(II)化合物的染料提供化合物的热可显影颜色光敏材料,其中在 含有感光卤化银颗粒的层的至少一层含有粘合剂,式(I)化合物和式(II)的染料提供化合物,其中可热显色的感光材料不含化合物 其参与与式(I)化合物的氧化产物的偶联反应:式(I)其中Z表示氨基甲酰基,酰基,烷氧基羰基,芳氧基羰基,磺酰基或氨磺酰基; 且Q 1表示形成不饱和环所必需的一组原子; 式(II)其中DYE表示染料或染料前体基团; Y表示特定组; X表示简单的键或连接组; p表示1以上,q表示1或2。
    • 10. 发明授权
    • Heat developable color light-sensitive material
    • 热可显色的彩色感光材料
    • US5817452A
    • 1998-10-06
    • US934200
    • 1997-09-19
    • Tetsu Kamosaki
    • Tetsu Kamosaki
    • G03C8/24G03C7/30G03C8/40G03F3/10G03C8/10G03C8/14G03C8/20
    • G03C8/4033G03C1/08G03C2200/22G03C7/3041
    • A heat developable color light-sensitive material provided on a support, which is for use in an image forming process comprising using a dye fixing element provided on a support separate from the support for the light-sensitive material, superposing one on another, heat developing to form a diffusible dye in the light sensitive material, and transferring the diffusible dye to the dye fixing element to form an image, is disclosed. The light sensitive material comprises at least a light-sensitive silver halide and dye-donating compounds, and forms or releases diffusible yellow, magenta and cyan dyes by the heat development, the diffusible cyan dye comprising at least two kinds of cyan dyes, the yellow dye, the magenta dye and the cyan dye showing the maximum absorption intensity in spectral absorption at a wavelength of from 440 nm to 460 nm, from 525 nm to 545 nm, and from 610 nm to 640 nm, respectively, and the absorption intensity of the cyan dye satisfying the following requirements (1) to (3): (1) the wavelength (.lambda.C(10%-)) at which an absorption intensity in the short-wavelength side of the cyan dye reaches 10% of a peak absorption intensity is 525 nm to 545 nm; (2) the wavelength (.lambda.C(10%+)) at which an absorption intensity in the long-wavelength side of the cyan dye reaches 10% of a peak absorption intensity is 690 nm or more; and (3) the difference between .lambda.C(10%+) and .lambda.C(10%-) is 155 nm or more.
    • 一种可显影的彩色感光材料,其设置在用于图像形成处理的支撑体上,该支撑体包括使用设置在与用于感光材料的支撑体分离的支撑体上的染料固定元件,将其彼此重叠, 在感光材料中形成可扩散染料,并将可扩散染料转移到染料固定元件以形成图像。 感光材料至少包含感光卤化银和染料赋予剂,并通过热显影形成或释放出可扩散的黄色,品红色和青色染料,可扩散的青色染料包含至少两种青色染料,黄色 染料,品红色染料和青色染料在波长440nm至460nm,波长525nm至545nm和610nm至640nm处的光谱吸收中的最大吸收强度分别为 满足以下要求(1)至(3)的青色染料:(1)青色染料的短波长侧的吸收强度达到峰值的10%的波长(λC(10% - )) 吸收强度为525nm至545nm; (2)青色染料的长波长侧的吸收强度达到峰值吸收强度的10%的波长(λC(10%+))为690nm以上; 和(3)λC(10%+)和λC(10% - )之间的差为155nm或更大。