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    • 22. 发明授权
    • Photoreceptor containing dissimilar charge transporting small molecule
and charge transporting polymer
    • 含有不同电荷运输小分子和电荷输送聚合物的感光体
    • US5409792A
    • 1995-04-25
    • US328320
    • 1994-10-24
    • John F. YanusDamodar M. PaiWilliam W. LimburgDale S. Renfer
    • John F. YanusDamodar M. PaiWilliam W. LimburgDale S. Renfer
    • G03G5/047G03G5/07
    • G03G5/047G03G5/076
    • An electrophotographic imaging member including a charge generating layer and a charge transport layer, the charge transport layer comprising a charge transporting small molecule dissolved or molecularly dispersed in a film forming charge transporting polymer comprising charge transporting moieties in the backbone of the film forming charge transporting polymer, the charge transporting moieties having a structure unlike the structure of the charge transporting small molecule, the ionization potential of the charge transporting small molecule and the charge transporting moieties having a difference in ionization potential value of less than about 0.05 electron volt, the charge transporting small molecule and the charge transporting polymer being non-absorbing to radiation in the region of intended use, and the charge transport layer being substantially free of electrically inactive film forming binder. This imaging member may be employed in an electrophotographic imaging process.
    • 一种电子照相成像构件,包括电荷产生层和电荷输送层,电荷输送层包含溶解或分子分散在成膜电荷输送聚合物中的电荷输送小分子,该成膜电荷输送聚合物包含成膜电荷输送聚合物主链中的电荷输送部分 电荷输送部分具有与电荷输送小分子的结构不同的结构,电荷输送小分子的电离电位和电离势电位差小于约0.05电子伏的电荷输送部分,电荷输送 小分子和电荷输送聚合物在预期用途的区域中不吸收辐射,电荷输送层基本上不含无电极成膜粘合剂。 该成像构件可以用于电子照相成像过程。
    • 30. 发明授权
    • Imaging system with amino substituted phenyl methane charge transport
layer
    • 具有氨基取代苯基甲烷电荷传输层的成像系统
    • US4304829A
    • 1981-12-08
    • US835603
    • 1977-09-22
    • William W. LimburgDamodar M. PaiDale S. Renfer
    • William W. LimburgDamodar M. PaiDale S. Renfer
    • G03G5/06G03G5/14
    • G03G5/0614
    • A photosensitive member having at least two electrically operative layers is disclosed. The first layer comprises a photoconductive layer which is capable of photogenerating holes and injecting photogenerated holes into a contiguous charge transport layer. The charge transport layer comprises an electrically inactive organic resinous material containing from about 10 to about 75 percent by weight of: ##STR1## The above compound has the chemical name bis(4-diethylamino-2-methylphenyl)-4-diphenylaminophenyl methane. The charge transport layer while substantially non-absorbing in the spectral region of intended use is "active" in that it allows injection of photogenerated holes from the photoconductive layer, and allows these holes to be transported through the charge transport layer. This structure may be imaged in the conventional xerographic mode which usually includes charging, exposure to light and development.
    • 公开了具有至少两个电操作层的感光构件。 第一层包括光电导层,其能够对空穴进行光生并将光生空穴注入连续的电荷传输层。 电荷传输层包含含有约10至约75重量%的电惰性有机树脂材料。上述化合物具有化学名称双(4-二乙基氨基-2-甲基苯基)-4-二苯基氨基苯基甲烷。 在预期用途的光谱区域中基本上不吸收的电荷输送层是“活性的”,因为其允许从光电导层注入光生孔,并允许这些孔传输通过电荷输送层。 该结构可以以通常包括充电,曝光和显影的常规静电复印模式成像。