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    • 1. 发明公开
    • Color diffusion transfer photographic material
    • FarbphotographischesDiffusionsübertragungmaterial
    • EP1037106A1
    • 2000-09-20
    • EP00104590.5
    • 2000-03-15
    • FUJI PHOTO FILM CO., LTD.
    • Fukagawa, Nobutaka
    • G03C8/08
    • G03C8/08G03C8/44G03C8/50
    • A color diffusion transfer photographic material is described which comprises a support having provided thereon at least two photosensitive silver halide emulsion layers associated with a nondiffusible dye image-forming compound which forms or releases a diffusible dye or a precursor thereof relating to silver development, or a dye image-forming compound the diffusibility of which itself changes relating to silver development, wherein said photographic material contains a compound represented by the following formula (I) and at least one oxidizing agent represented by the following formula (II), (III) or (IV):
      wherein EAG represents an electron-accepting group; N and O represent a nitrogen atom and an oxygen atom respectively, and the N-O bond cleaves when EAG accepts an electron from a reducing agent; R 1 and R 2 each represents a substituent other than a hydrogen atom, when R 1 or R 2 is bonded to -(Time) t -DIG, each represents a single bond or a divalent substituent, R 1 and R 2 may be bonded to each other to form a ring, and R 1 and EAG, or R 2 and EAG may be bonded to each other to form a ring; Time represents a group which releases DIG through the reaction following after said cleavage between nitrogen and oxygen; DIG represents a moiety which becomes a development inhibitor as a result of being released; t represents 0 or 1; and a solid line represents a bond, and a broken line represents that at least any one is bonded;
      wherein R 21 , R 22 , R 23 and R 24 each represents a hydrogen atom, a substituted or unsubstituted alkyl group having from 1 to 10 carbon atoms, a substituted or unsubstituted alkoxyl group having from 1 to 10 carbon atoms, a substituted or unsubstituted alkylthio group having from 1 to 10 carbon atoms, a substituted or unsubstituted aryl group, a substituted or unsubstituted arylthio group, a substituted or unsubstituted aryloxy group, a halogen atom, or a cyano group, R 21 and R 22 , or R 23 and R 24 may be bonded to each other to form a ring;
      wherein D 1 and D 2 , which may be the same or different, each represents an atomic group necessary for forming a benzene ring or a naphthalene ring; G 1 and G 2 , which may be the same or different, each represents a hydrogen atom or an arbitrary substituent which does not cause photographically maleficent influence; A 1 , A 2 and A 3 , which may be the same or different, each represents a hydrogen atom or an arbitrary substituent which does not cause photographically maleficent influence; B 1 , B 2 and B 3 , which may be the same or different, each represents a hydrogen atom or an arbitrary substituent which does not cause photographically maleficent influence; L 1 and L 2 , which may be the same or different, each represents a linking group; m and n each represents 0 or 1; and M 1 and M 2 , which may be the same or different, each represents a component having a function of releasing an azo compound from a compound represented by formula (III) as a result of development, or a hydrogen atom;
      wherein EAG represents an electron-accepting group; N and O represent a nitrogen atom and an oxygen atom respectively, and the N-O bond cleaves when EAG accepts an electron from a reducing agent; and R 41 and R 42 each represents a substituent other than a hydrogen atom, R 41 and R 42 , R 41 and EAG, or R 42 and EAG may be bonded to each other to form a ring.
    • 描述了一种颜色扩散转移照相材料,其包括其上提供有至少两个感光卤化银乳剂层的支持体,所述感光卤化银乳剂层与形成或释放与银显影相关的可扩散染料或其前体的不扩散染料成像化合物相关联,或 染料成像化合物本身与银显影有关的扩散性,其中所述照相材料含有由下式(I)表示的化合物和至少一种由下式(II),(III)或 (IV):其中EAG表示电子接受基团; N和O分别表示氮原子和氧原子,当EAG从还原剂接受电子时,N-O键断裂; 当R 1或R 2与 - (时间)t-DIG键合时,R 1和R 2各自表示除氢原子以外的取代基,各自表示单键或二价取代基, R 1和R 2可以彼此键合形成环,并且R 1和EAG或R 2和EAG可以彼此键合形成环; 时间表示在氮和氧之间的所述裂解之后通过反应释放DIG的组; DIG表示作为释放结果而成为显影抑制剂的部分; t表示0或1; 实线表示键,虚线表示至少有一个键合。 其中R 21,R 22,R 23和R 24各自表示氢原子,取代或未取代的碳原子数1〜10的烷基,取代或未取代的烷氧基,具有 1至10个碳原子,取代或未取代的碳原子数1〜10的烷硫基,取代或未取代的芳基,取代或未取代的芳硫基,取代或未取代的芳氧基,卤素原子或氰基 R 21和R 22,或R 23和R 24可以彼此键合形成环; 其中D 1和D 2可以相同或不同,分别表示形成苯环或萘环所必需的原子团; G 1和G 2可以相同或不同,各自表示氢原子或任何不引起照相性不良影响的取代基; A 1,A 2和A 3可以相同或不同,表示氢原子或任何不引起照相性影响的取代基; B 1,B 2和B 3可以相同或不同,各自表示氢原子或任何不引起照射性不良影响的取代基; L 1和L 2可以相同或不同,各自表示连接基团; m和n各自表示0或1; 和M 1和M 2可以相同或不同,表示具有由于显影而由式(III)表示的化合物释放偶氮化合物的功能的成分,或氢原子 ; 其中EAG表示电子接受基团; N和O分别表示氮原子和氧原子,当EAG从还原剂接受电子时,N-O键断裂; R 41和R 42各自表示除氢原子以外的取代基,R 41和R 42,R 41和EAG或R 42和EAG可以彼此键合 形成一个戒指。
    • 5. 发明公开
    • Barrier layer for dye containment in photographic elements
    • 斯佩尔斯基奇在法国文艺复兴时期。
    • EP0590566A1
    • 1994-04-06
    • EP93115568.3
    • 1993-09-27
    • EASTMAN KODAK COMPANY
    • Texter, John, c/o Eastman Kodak CompanyBowman, Wayne Arthur, c/o Eastman Kodak CompanyPearce, Glenn Thomas, c/o Eastman Kodak Company
    • G03C8/44G03C8/52
    • G03C8/44G03C8/52Y10S430/14
    • A conventional photographic element for processing in moderate to large volume photofinishing baths is provided wherein said element comprises one and only one dimensionally stable layer comprising a coating support, and coated thereon in reactive association an imaging layer comprising radiation sensitive silver halide, a diffusible dye forming layer comprising a diffusible dye forming compound, and a barrier layer overlaying said diffusible dye forming layer, wherein said support is selected from the group consisting of reflection base and transparent base materials, wherein said diffusible dye forming layer is the same or different than said imaging layer, wherein said barrier layer comprises a polymer that allows the passage of solutions for processing said element when said element is contacted with an external processing bath, and wherein said barrier layer impedes the diffusion out of said element of the diffusible dye formed from said diffusible dye forming compound.
    • 提供了用于在中等体积的大容量照相洗印槽中进行处理的常规照相元件,其中所述元件包括一个且仅一维稳定的层,其包含涂层载体,并且以反应性缔合的方式涂覆在其上,成像层包含辐射敏感卤化银,形成可扩散染料 包含可扩散染料形成化合物的层和覆盖所述可扩散染料形成层的阻挡层,其中所述载体选自反射基底和透明基底材料,其中所述可扩散染料形成层与所述成像相同或不同 层,其中所述阻挡层包括聚合物,当所述元件与外部处理槽接触时,所述聚合物允许用于处理所述元件的溶液的通过,并且其中所述阻挡层阻止从所述可扩散的形成的可扩散染料的所述元件的扩散 染料形成化合物。