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    • 17. 发明授权
    • Imaging members having an enhanced charge blocking layer
    • 具有增强的电荷阻挡层的成像构件
    • US08394560B2
    • 2013-03-12
    • US12823963
    • 2010-06-25
    • Robert C. U. YuYuhua TongMin-Hong FuStephen T. Avery
    • Robert C. U. YuYuhua TongMin-Hong FuStephen T. Avery
    • G03G5/14G03G15/20
    • G03G15/751G03G5/142G03G5/144
    • The presently disclosed embodiments are directed to layer(s) that are useful in imaging apparatus members and components, for use in electrophotography, including digital, apparatuses. More particularly, the present embodiments provide the negatively charged electrophotographic imaging members with a novel cross-linked charge blocking undercoat layer, which is created to comprise of a binary composition of melamine and formaldehyde or a triple composition consisting of a hydroxyl functional acrylic polyol binder and a methylolation of melamine-formaldehyde, and methods for making the same. The charge blocking layer provides stabilized cyclic photo-electrical properties, enhanced mechanical adhesion bonding, and improved copy print out quality for service life extension.
    • 目前公开的实施例涉及在用于电子照相术(包括数字)设备的成像设备构件和部件中有用的层。 更具体地,本实施例提供带负电荷的电子照相成像构件,其具有新的交联电荷阻挡底涂层,其被制成为包含三聚氰胺和甲醛的二元组合物或由羟基官能丙烯酸多元醇粘合剂和 三聚氰胺 - 甲醛的羟甲基化反应及其制备方法。 电荷阻挡层提供稳定的循环光电性能,增强的机械粘合粘合,以及改善的复印打印质量,延长使用寿命。
    • 20. 发明授权
    • Imaging members
    • 成像成员
    • US06787277B2
    • 2004-09-07
    • US10267999
    • 2002-10-08
    • Yuhua TongJohn F. YanusTimothy J. FullerMin-Hong FuDennis J. ProsserSusan M. VanDusen
    • Yuhua TongJohn F. YanusTimothy J. FullerMin-Hong FuDennis J. ProsserSusan M. VanDusen
    • G03G5047
    • G03G5/0614
    • A member including for example, a substrate, a charge generating layer, a charge transport layer comprising a synthesized mixture of N,N,N′,N′-Tetra-p-tolyl-biphenyl-4,4′-diamine, N,N′-Diphenyl-N,N′-di-m-tolyl-biphenyl-4,4′-diamine, N,N′-Bis-(4-butyl-phenyl)-N,N′-di-p-tolyl-biphenyl-4,4′-diamine, N,N′-Bis-(4-butyl-phenyl)-N,N′-di-m-tolyl-biphenyl-4,4′diamine, N-Phenyl-N-m-tolyl-N′,N′-di-p-tolyl-biphenyl-4,4′-diamine, N-(4-Butyl-phenyl)-N,N′,N′-tri-p-tolyl-biphenyl-4,4′-diamine, N-(4-Butyl-phenyl)-N′-phenyl-N′-m-tolyl-N-p-tolyl-biphenyl-4,4′-diamine, N-(4-Butyl-phenyl)-N-m-tolyl-N′,N′-di-p-tolyl-biphenyl-4,4′-diamine, N-(4-Butyl-phenyl)-N′-phenyl-N,N′-di-m-tolyl-biphenyl-4,4′-diamine, and N,N′-Bis-(4-butyl-phenyl)-N-m-tolyl-N′-p-tolyl-biphenyl-4,4′-diamine, and a film forming binder.
    • 含有例如底物,电荷产生层,电荷传输层的成员包括N,N,N',N'-四对甲苯基 - 联苯-4,4'-二胺,N, N'-二 - 苯基-N,N'-二 - 间甲苯基 - 联苯-4,4'-二胺,N,N'-二 - (4-丁基 - 苯基)-N,N'-二对甲苯基 - 联苯-4,4'-二胺,N,N'-双 - (4-丁基 - 苯基)-N,N'-二 - 间甲苯基 - 联苯-4,4'-二胺,N-苯基-Nm- 甲苯基-N',N'-二对甲苯基 - 联苯-4,4'-二胺,N-(4-丁基 - 苯基)-N,N',N'-三对甲苯基 - 联苯-4 ,4'-二胺,N-(4-丁基 - 苯基)-N'-苯基-N'-间甲苯基-N-对甲苯基 - 联苯-4,4'-二胺,N-(4-丁基 - 苯基) -N'-甲苯基-N',N'-二对甲苯基 - 联苯-4,4'-二胺,N-(4-丁基 - 苯基)-N'-苯基-N,N'-二 - 对甲苯基 - 联苯-4,4'-二胺和N,N'-双 - (4-丁基 - 苯基)-Nm-甲苯基-N'-对甲苯基 - 联苯-4,4'-二胺和膜 成型粘合剂。