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    • 41. 发明专利
    • Photosensitive body for electrophotography
    • 用于电子照相的感光体
    • JPS59125735A
    • 1984-07-20
    • JP45583
    • 1983-01-07
    • Fuji Xerox Co Ltd
    • KIN ISHITANAKA HIROYUKIFUU RIYUUJIYUN
    • C09B57/00G03G5/06
    • G03G5/0618G03G5/0611
    • PURPOSE:To obtain a photoconductive material having very high sensitivity and spectral sensitivity from the visible region to the near infrared region by incorporating a specified squarelium pigment into a photoconductive layer. CONSTITUTION:A squarelium pigment represented by formula I (where R is 2- 6C linear alkyl, cyclic alkyl, phenyl or substituted phenyl) is incorporated into the photosensitive layer 4 of a photosensitive body for electrophotography having a two-layered structure consisting of a charge generating layer 2 and a charge transferring layer 3. The squarelium pigment is prepd. by reacting 3,4-dihydroxy- 3-cyclo-butene-1,2-dione represented by formula II with an aniline deriv. represented by formula III.
    • 目的:通过将特定的杂质颜料结合到光电导层中,获得从可见光区域到近红外区域具有非常高灵敏度和光谱灵敏度的光导材料。 构成:将由式I(其中R是2〜6C直链烷基,环状烷基,苯基或取代的苯基)表示的扁平颜料引入到具有由电荷组成的两层结构的电子照相用感光体的感光层4中 生成层2和电荷转移层3。 通过使由式II表示的3,4-二羟基-3-环丁烯-1,2-二酮与苯胺衍生物反应。 由式III表示。