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    • 4. 发明公开
    • Organic compounds for use in a dye diffusion transfer process and photographic elements incorporating them
    • 用于彩色扩散转印方法中使用的有机化合物,以及含有照相元件这样的化合物。
    • EP0173361A1
    • 1986-03-05
    • EP85201043.8
    • 1985-07-01
    • AGFA-GEVAERT naamloze vennootschap
    • Van de Sande, Christian CharlesVan den Bergh, Armand MariaJanssens, WilhelmusVetter, Hans
    • G03C5/54
    • G03C8/10
    • A non-diffusing compound capable of releasing a diffusible mono-azo dye or dye precursor thereof from a carrier moiety, said compound corresponding to the following general formula (I):

      wherein:

      CAR represents a ballasted carrier moiety, L represents a chemical group cleavable or releasable from the carrier moiety as a function of redox-reaction or argentolytic reaction taking place in the development of a silver halide emulsion layer under alkaline conditions,
      G represents a bivalent organic group incorporating at least three aromatic nuclei, selected from the group consisting of homocyclic or heterocyclic aromatic nuclei, with the provisions that L is linked to one end nucleus and that D is linked to the other end nucleus of said bivalent organic group; said linking being by means of a direct bond or by means of a bivalent mono- or polyatomic group, and
      D is an azo dye part linked to said other end aromatic nucleus of G.
    • 能够从载体部分释放可扩散的单偶氮染料或染料或其前体的非扩散化合物,所述化合物对应于以下通式(I):...(I)CAR-LGD ... worin ... CAR darstellt一个碴 载体部分,... ...你darstellt的化学基团裂解的或可释放的从载体部分作为氧化还原反应或argentolytic反应发生在碱性条件下的卤化银乳剂层的显影的函数,...ģdarstellt在结合的二价有机基团 至少三个芳香核,选自碳环或杂环芳族核的选择,与该规定没有L被连接到一个端核和做D被连接到核的另一端与所述二价有机基团; 所述连接是通过直接的化学键或通过二价单 - 或多原子基团的装置的装置,和... D是连接到所述另一端部G的芳核的偶氮染料的一部分