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    • 5. 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。
    • 6. 发明授权
    • Cross-linked polyamide anticurl back coating for electrostatographic imaging members
    • 用于静电摄影成像的交联聚酰胺防反涂层
    • US06197462B1
    • 2001-03-06
    • US09450196
    • 1999-11-29
    • John F. YanusTimothy J. FullerDamodar M. PaiWilliam W. LimburgJohn A. Bergfjord, Sr.Dale S. Renfer
    • John F. YanusTimothy J. FullerDamodar M. PaiWilliam W. LimburgJohn A. Bergfjord, Sr.Dale S. Renfer
    • G03G510
    • G03G5/10
    • A flexible electrostatographic imaging member including at least one photographic imaging layer, a support layer, and an anticurl back layer having an exposed surface including a cross linked polyamide at the exposed surface, the polyamide being, formed from a solution selected from the group including a first solution including crosslinkable alcohol soluble polyamide containing methoxy methyl groups attached to amide nitrogen atoms, an acid having a pKa less than about 3, a cross linking agent selected from the group including a formaldehyde generating cross linking agent, an alkoxylated cross linking agent, a methylolamine cross linking agent and mixtures thereof, and a liquid selected from the group including alcohol solvents, diluent and mixtures thereof, a second solution including crosslinkable alcohol soluble polyamide free of methoxy methyl groups attached to amide nitrogen atoms, an acid having a pKa less than about 3, a cross linking agent selected from the group including a an alkoxylated cross linking agent, a methylolamine cross linking agent and mixtures thereof, and a liquid selected from the group including alcohol solvents, diluent and mixtures thereof.
    • 一种柔性静电摄影成像构件,其包括至少一个照相成像层,支撑层和具有暴露表面的防背面层,所述暴露表面在暴露表面包括交联聚酰胺,所述聚酰胺由选自包括可交联醇的第一溶液 含有连接到酰胺氮原子上的甲氧基甲基的可溶性聚酰胺,pKa小于约3的酸,选自甲醛生成交联剂,烷氧基化交联剂,羟甲基胺交联剂的交联剂和 其混合物和选自包括醇溶剂,稀释剂及其混合物的液体的液体,包含不含与酰胺氮原子连接的甲氧基甲基的可交联醇溶性聚酰胺,pKa小于约3的酸,第二溶液,交联剂 选自包括烷氧基化物的基团 d交联剂,羟甲基胺交联剂及其混合物,以及选自醇溶剂,稀释剂及其混合物的液体。
    • 10. 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。