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    • 5. 发明授权
    • Imaging member with partially conductive overcoating
    • 具有部分导电涂层的成像构件
    • US06139999A
    • 2000-10-31
    • US429387
    • 1999-10-28
    • Timothy J. FullerDamodar M. PaiJohn F. YanusPaul J. DeFeoAnthony T. WardDale S. RenferHarold F. HammondMerlin E. ScharfeMarkus R. SilvestriWilliam W. Limburg
    • Timothy J. FullerDamodar M. PaiJohn F. YanusPaul J. DeFeoAnthony T. WardDale S. RenferHarold F. HammondMerlin E. ScharfeMarkus R. SilvestriWilliam W. Limburg
    • G03G5/05G03G5/147
    • G03G5/0592G03G5/0571G03G5/14765G03G5/14791
    • An electrophotographic imaging member includingat least one photographic imaging layer anda partially electrically conductive overcoat layer includingfinely divided charge injection enabling particles dispersed ina charge transporting continuous matrix including a cross linked polyamide, charge transport molecules and oxidized charge transport molecules, the continuous matrix being formed from a solution selected from the group includinga first solution includingcrosslinkable alcohol soluble polyamide containing methoxy methyl groups attached to amide nitrogen atoms,an acid having a pK.sub.a of less than about 3,a cross linking agent selected from the group comprising a formaldehyde generating cross linking agent, an alkoxylated cross linking agent, a methylolamine cross linking agent and mixtures thereof,a dihydroxy arylamine, anda liquid selected from the group including alcohol solvents, diluent and mixtures thereof,a second solution includingcrosslinkable alcohol soluble polyamide free of methoxy methyl groups attached to amide nitrogen atoms,an acid having a pK.sub.a of less than about 3,an alkoxylated cross linking agent, a methylolamine cross linking agent and mixtures thereof,a dihydroxy arylamine, anda liquid selected from the group including alcohol solvents, diluent and mixtures thereof.The electrophotographic imaging process is also disclosed.
    • 一种电子照相成像构件,包括至少一个照相成像层和部分导电的外涂层,其包括分散在包含交联聚酰胺,电荷传输分子和氧化电荷传输分子的电荷传输连续基质中的细碎电荷注入使颗粒,连续基质 由选自包含第一溶液的溶液形成,所述溶液包括含有与酰胺氮原子连接的甲氧基甲基的可交联醇可溶性聚酰胺,pKa小于约3的酸,选自甲醛的交联剂 产生交联剂,烷氧基化交联剂,羟甲基胺交联剂及其混合物,二羟基芳基胺和选自醇溶剂,稀释剂及其混合物的液体;第二溶液,包括可交联醇可溶性聚 不含与酰胺氮原子连接的甲氧基甲基,pKa小于约3的酸,烷氧基化交联剂,羟甲基胺交联剂及其混合物,二羟基芳基胺和选自以下的液体: 醇溶剂,稀释剂及其混合物。 还公开了电子照相成像方法。
    • 8. 发明授权
    • Trapping layer overcoated inorganic photoresponsive device
    • 捕获层覆盖无机光响应装置
    • US4286033A
    • 1981-08-25
    • US127177
    • 1980-03-05
    • James H. NeyhartGeorge A. BrownLloyd A. RelyeaMerlin E. ScharfeHeinz W. Pinsler
    • James H. NeyhartGeorge A. BrownLloyd A. RelyeaMerlin E. ScharfeHeinz W. Pinsler
    • G03G5/02G03G5/043G03G5/08G03G5/10G03G5/082G03G5/14
    • G03G5/102G03G5/0433
    • This invention is generally directed to inorganic overcoated photo-responsive devices comprised of a substrate, a layer of hole injecting material capable of injecting holes into a layer on its surface, this layer being comprised of trigonal selenium, a hole transport layer in operative contact with the hole injecting layer, this layer being comprised of a halogen doped selenium arsenic alloy, wherein the percentage by weight of selenium present is from about 99.5 percent to about 99.9 percent, the percentage by weight of arsenic present is from about 0.1 percent to about 0.5 percent, and the halogen is present in an amount of from about 10 parts per million, to about 200 parts per million; a charge generating layer overcoated on the hole transport layer, comprised of an inorganic photoconductive material; a hole trapping layer overcoated on the generator layer, the trapping layer being comprised of a halogen doped selenium arsenic alloy, containing from about 95 percent selenium, to 99.9 percent selenium, from about 0.1 percent to about 5 percent of arsenic and 10 parts per million to 200 parts per million of a halogen material, and a layer of insulating organic resin overlaying the charge generating layer. This device is useful in an electrophotographic imaging system using in a preferred embodiment a double charging sequence, that is, negative charging, followed by positive charging.
    • 本发明一般涉及由基材,能够将孔注入其表面的层中的空穴注入材料层构成的无机涂布的光响应装置,该层由三角硒组成,空穴传输层与 空穴注入层,该层由卤素掺杂硒砷合金组成,其中存在的硒的重量百分比为约99.5%至约99.9%,存在的砷的重量百分数为约0.1%至约0.5 百分比,卤素的存在量为约百万分之十,约百万分之一; 在空穴传输层上涂覆的电荷产生层,由无机光电导材料构成; 覆盖在发生器层上的空穴捕获层,捕获层由含有约95%硒的卤素掺杂的硒砷合金,至99.9%的硒,约0.1%至约5%的砷和10份的百万分之一 至200ppm的卤素材料,以及覆盖电荷产生层的绝缘有机树脂层。 该装置在电子照相成像系统中有用,在优选实施方案中使用双重充电顺序,即负电荷,随后进行正电荷。