An organic photosensitive material for use in electrophotography comprising a charge-transporting medium composed mainly of polyvinyl carbazole and a perylene type pigment as a charge-generating pigment dispersed in said charge-transporting medium, wherein the material also comprises 1 to 30 parts by weight of a halo-naphthoquinone and 1 to 100 parts by weight of phenanthrene or pyrene per 100 parts by weight of the polyvinyl carbazole.
The photosensitive material has excellent sensitivity and resistance to repeated light exposure.
一种用于电致发光的有机感光材料,包括一种主要由聚
乙烯基咔唑组成的电荷传输介质和一种分散在所述电荷传输介质中作为电荷生成
颜料的过烯类
颜料,其中该材料还包括 1 至 30 份(按重量计)的卤代
萘醌和 1 至 100 份(按重量计)的
菲或
芘(每 100 份(按重量计)的聚
乙烯基咔唑)。
这种光敏材料具有极佳的灵敏度和耐反复光照射性。