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    • 52. 发明授权
    • Photoreceptor with charge blocking layer containing quaternary ammonium salts
    • 具有电荷阻挡层的感光体含有季铵盐
    • US06383699B1
    • 2002-05-07
    • US09768772
    • 2001-01-24
    • Huoy-Jen YuhWilliam W. Limburg
    • Huoy-Jen YuhWilliam W. Limburg
    • G03G510
    • G03G5/10G03G5/104G03G5/105G03G5/144
    • This invention pertains to an electrographic photosensitive material comprising a blocking layer, an electroconductive substrate layer and a charge generation layer, where the blocking layer comprises TiO2 with an average particle size less than about 50 nm and a quaternary ammonium salt, and where the quaternary ammonium salt is uniformly distributed in the blocking layer and is less than about 5 wt % of the blocking layer. In another aspect, this invention pertains to an image forming apparatus for forming images on a recording medium comprising an imaging light having a wavelength and an organic photoreceptor having a blocking layer, an electroconductive substrate layer, and a charge generation layer, where the blocking layer comprises TiO2 particles and a quaternary ammonium salt, and where the quaternary ammonium salt is uniformly distributed in the blocking layer and is less than about 5 wt % of the blocking layer.
    • 本发明涉及包含阻挡层,导电基底层和电荷产生层的电子感光材料,其中阻挡层包含平均粒径小于约50nm的TiO 2和季铵盐,其中季铵 盐均匀分布在阻挡层中,并且小于阻挡层的约5重量%。 在另一方面,本发明涉及一种用于在包括具有波长的成像光和具有阻挡层的有机感光体,导电基底层和电荷产生层的记录介质上形成图像的图像形成装置,其中阻挡层 包括TiO 2颗粒和季铵盐,其中季铵盐均匀分布在阻挡层中并且小于阻挡层的约5重量%。
    • 56. 发明授权
    • High speed electrophotographic imaging system
    • 高速电子照相成像系统
    • US5028502A
    • 1991-07-02
    • US471769
    • 1990-01-29
    • Huoy-Jen YuhDamodar M. PaiJohn F. Yanus
    • Huoy-Jen YuhDamodar M. PaiJohn F. Yanus
    • G03G5/05C07C211/54G03G5/06G03G13/22G03G15/18
    • G03G5/0616C07C211/54G03G13/22G03G5/0614G03G5/0637G03G5/0638
    • An electrophotographic imaging process including providing an electrophotographic imaging member containing a change generating layer and a charge transport layer, the charge transport layer containing polystyrene film forming binder and certain specified aromatic diamine or certain specified hydrazone charge transport molecules, depositing a uniform electrostatic charge on the imaging member with a corona charging device, exposing the imaging member to activating radiation in image configuration to form an electrostatic latent image on the imaging member, developing the electrostatic latent image with electrostatically attractable marking particles to form a toner image, transferring the toner image to a receiving member and repeating the depositing, exposing, developing and transferring steps, the time elapsed between the exposing and the developing steps being between about 0.5 millisecond and about 500 milliseconds.
    • 一种电子照相成像方法,包括提供包含变化产生层和电荷输送层的电子照相成像构件,电荷输送层含有聚苯乙烯膜形成粘合剂和某些特定的芳族二胺或某些特定的腙电荷输送分子,在 具有电晕充电装置的成像构件,使成像构件暴露于图像构造中激活辐射以在成像构件上形成静电潜像,用静电吸引标记颗粒显影静电潜像以形成调色剂图像,将调色剂图像转印到 接收构件并重复沉积,曝光,显影和转印步骤,曝光和显影步骤之间经过的时间在约0.5毫秒至约500毫秒之间。
    • 60. 发明授权
    • Undercoating layer for imaging member
    • 成像构件的底漆层
    • US06277535B1
    • 2001-08-21
    • US09549612
    • 2000-04-14
    • Ping LiuYu QiBeng S. OngCheng-Kuo HsiaoHelen R. CherniackHuoy-Jen Yuh
    • Ping LiuYu QiBeng S. OngCheng-Kuo HsiaoHelen R. CherniackHuoy-Jen Yuh
    • G03G514
    • G03G5/142
    • An electrophotographic imaging member includes a supporting substrate, an undercoating layer, an optional adhesive layer, a photogenerating layer, and a charge transporting layer. The undercoating layer is derived from the reaction of a silyl-functionalyzed polymer (III) with a silane coupling agent (I) and an optional silane coupling agent (II): (RO)3Si—A—Si(OR)3  (I) where R is alkyl, substituted alkyl, aryl, or substituted aryl, acyl, and the like; A is selected from alkylene, arylene, and alkylenearyl; X is alkyl, substituted alkyl, aryl, or substituted aryl; R1, R2, and R3 are independently selected from alkyl aryl, alkoxy, aryloxy, acyloxy, halide, cyano, amino, and the like; R4, R5, and R6 are hydrogen and alkyl; Z is selected from chloride, bromide, iodine, cyano, alkoxy, and acyloxy; B is preferably selected from halide, cyano, aryl, alkoxycarbonyl, aryloxycarbonyl and the like; D and E are preferably selected from alkyleneoxycarbonyl, arylene, alkylenearyl, aryleneoxycarbonyl, and alkylenearyloxycarbonyl; a, b, and c are the mole fractions of the repeating units of the polymer such that a+b+c=1.
    • 电子照相成像构件包括支撑基底,底涂层,任选的粘合剂层,光生成层和电荷输送层。 底涂层衍生自甲硅烷基官能化聚合物(III)与硅烷偶联剂(I)和任选的硅烷偶联剂(II)的反应:其中R是烷基,取代的烷基,芳基或取代的芳基,酰基 ,等等; A选自亚烷基,亚芳基和亚烷基硬脂基; X是烷基,取代的烷基,芳基或取代的芳基; R 1,R 2和R 3独立地选自烷基芳基,烷氧基,芳氧基,酰氧基,卤素,氰基,氨基等; R4,R5和R6是氢和烷基; Z选自氯化物,溴化物,碘,氰基,烷氧基和酰氧基; B优选选自卤素,氰基,芳基,烷氧基羰基,芳氧基羰基等; D和E优选选自亚烷基氧基羰基,亚芳基,亚烷基硬脂基,亚芳基氧基羰基和亚烷基氧基羰基; a,b和c是聚合物的重复单元的摩尔分数,使得+ b + c = 1。