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    • 3. 发明公开
    • Photoreceptor for electrophotography having an overcoat layer with salt
    • Elektrophotographischer Photorezeptor mit Salz enthaltenderÜberzugsschicht
    • EP1424602A3
    • 2005-08-03
    • EP03257467.5
    • 2003-11-26
    • SAMSUNG ELECTRONICS Co. Ltd.
    • Zhu, JiayiLaw, Kam W.
    • G03G5/147G03G5/05
    • G03G5/14704G03G5/147
    • Improved organophotoreceptors comprise an electrically conductive substrate; a photoconductive element comprising a charge generation compound; and an overcoat layer comprising a first binder and at least a salt, wherein the photoconductive element is on the electrically conductive substrate, wherein the overcoat layer is on the photoconductive element and wherein the binder is not a silsesquioxane polymer. Specifically, the present invention provides an organophotoreceptor comprising: a) an electrically conductive substrate; b) a photoconductive element comprising at least a charge generation compound wherein the photoconductive element is on the electrically conductive substrate; and c) an overcoat layer comprising a first binder and at least an inorganic ionic salt wherein the overcoat layer is on the photoconductive element and wherein the binder is not a silsesquioxane polymer, an electrophotographic imaging apparatus comprising: (a) a light imaging component; and (b) the above-described organophotoreceptor oriented to receive light from the light imaging component, and an electrophotographic imaging process comprising: (a) applying an electrical charge to a surface of the above-described organophotoreceptor; (b) imagewise exposing the surface of the organophotoreceptor to radiation to dissipate charge in selected areas and thereby form a pattern of charged and uncharged areas on the surface; (c) contacting the surface with a toner to create a toned image; and (d) transferring the toned image to a substrate.
    • 改进的有机光感受器包括导电基底; 包含电荷产生化合物的光电导元件; 以及包含第一粘合剂和至少一种盐的外涂层,其中所述光电导元件在所述导电基材上,其中所述外涂层在所述光电导元件上,并且其中所述粘合剂不是倍半硅氧烷聚合物。 具体而言,本发明提供了一种有机光感受器,包括:a)导电基片; b)至少包含电荷产生化合物的光电导元件,其中光电导元件在导电基片上; 和c)包含第一粘合剂和至少一种无机离子盐的外涂层,其中外涂层在光电导元件上,其中粘合剂不是倍半硅氧烷聚合物,电子照相成像设备包括:(a)光成像组件; 和(b)上述被定向以接收来自光成像部件的光的有机光感受器,以及电子照相成像方法,包括:(a)向上述有机光感受器的表面施加电荷; (b)将有机光感受器的表面成像曝光于辐射以在所选择的区域中散发电荷,从而在表面上形成带电和不带电区域的图案; (c)使表面与调色剂接触以产生调色图像; 和(d)将调色图像转印到基底上。
    • 4. 发明公开
    • Photoconductor materials based on new phase of titanyl phthalocyanine
    • Photoleitendes材料basierend auf Titanylphthalocyanin einer neuen Modifikation
    • EP1376246A3
    • 2005-06-22
    • EP03253915.7
    • 2003-06-20
    • SAMSUNG ELECTRONICS CO., LTD.
    • Zhu, JiayiTokarski, ZbigniewBaker, James A.Moudry, Ronald J.Ask, David T.Jubran, NusrallahLaw, Kam W.
    • G03G5/06C09B67/00G03G5/047G03G7/00
    • C09B67/0026G03G5/047G03G5/06G03G5/0696G03G7/0033
    • A crystalline phase of titanyl phthalocyanine, referred to herein as the S-phase, has an internal blend of lattice arrangements is provided by treatment of the gamma-form of titanyl phthalocyanine. The S-phase is a truly new phase, and not a mixture of particles of various phases (e.g., combinations of the beta-phase and the gamma-phase), with internal lattice distributions of atoms and molecules forming a new, non-continuous, non-uniform lattice structure. The X-ray spectrum shows a blend of diffraction peaks, having peaks that have previously been distinctly present only collectively among various crystalline forms of titanyl phthalocyanine, but can now be provided in a single crystalline form. The visible spectra show significant absorption differences. The novel S-form titanyl phthalocyanine is also used in a photoconductor displaying major peaks of Bragg's 2theta angle to the CuK-alpha characteristic X-ray (wavelength 1.541 Angstrom) at least at 9.5 ±0.2 degrees, 9.7 ±0.2 degrees, 11.7 ±0.2 degrees, 13.5 ±0.2 degrees, (optionally at 21 ±0.2 degrees and/or 23.5 ±0.2 degrees,) 24.1 ±0.2 degrees, 26.4 ±0.2 degrees, and 27.3 ±0.2 degrees group. Additional peaks, approaching or equivalent to major peaks, may also be present as 15.0, 15.3 and 16.0 ±0.2 degrees.
    • 本文称为S相的钛氧酞菁的结晶相通过处理γ型氧钛酞菁提供晶格排列的内部共混物。 S相是一个真正的新阶段,而不是各种相的粒子的混合物(例如,β相和γ相的组合),原子和分子的内部晶格分布形成新的非连续的 ,不均匀的晶格结构。 X射线光谱显示衍射峰的混合物,其具有先前已经明确地仅存在于各种钛氧基酞菁的各种晶体形式之间的峰,但现在可以单晶形式提供。 可见光谱显示显着的吸收差异。 新型S-型氧钛酞菁也用于显示布拉格2θ角与CuK-α特征X射线(波长1.541埃)的主峰至少9.5 +/- 0.2度,9.7 +/- 0.2度的光电导体 ,11.7 +/- 0.2度,13.5 +/- 0.2度(任选地在21 +/- 0.2度和/或23.5 +/- 0.2度),24.1 +/- 0.2度,26.4 +/- 0.2度,以及 27.3±0.2度组。 接近或相当于主峰的附加峰也可以以15.0,15.3和16.0 +/- 0.2度的形式存在。
    • 5. 发明公开
    • An intermediate transfer member having a three layers structure
    • EinZwischenübertragungselementmit einer dreischichtigen Struktur
    • EP1416336A1
    • 2004-05-06
    • EP03256802.4
    • 2003-10-28
    • SAMSUNG ELECTRONICS CO., LTD.
    • Stule, Leonard JosephFordahl, KristineSimpson, Charles W.Zhu, JiayiKellie, Truman F.
    • G03G15/16
    • G03G15/162
    • The present invention provides an intermediate transfer member onto which a toner image is formed as a first image bearing member, and to which the toner image is first transferred and from which the first transferred toner image is transferred a second time onto a second image bearing member; the intermediate transfer member comprising;
         a non-conductive flexible film layer,
         a layer of an electrically conductive material affixed to a first surface of the non-conductive flexible film layer, and
         the electrically conductive material layer having an electrically resistive polymeric coating thereon.
    • 中间转印构件包括非导电柔性膜层和固定到非导电柔性膜层的第一表面的导电材料层。 导电材料层具有电阻聚合物涂层。 中间转印构件包括非导电柔性膜层和固定到非导电柔性膜层的第一表面的导电材料层。 导电材料层具有电阻聚合物涂层。 调色剂图像形成为中间转印部件中的第一图像承载部件。 调色剂图像首先在中间转印部件中转印。 将第一转印的调色剂图像第二次转印到第二图像承载部件中。 还包括独立权利要求,用于:(a)电子照相成像设备,包括定位成与电荷提供者电接触的第一调色剂接受层,激活第一调色剂接受层中的光电导率的照射源和调色剂施加器,使得第一调色剂 可以在第一调色剂接收层上形成图像; 和中间转印部件; 以及(b)用于在包括在第一图像接收构件上曝光和显影图像,将图像转印到中间转印构件的装置中产生图像的方法,以及将图像 )到第二图像接收基板,导致从中间转印片到第二图像接收基底的过多的97%调色剂转印。 第一调色剂层在与电荷提供者,照射源和调色剂施加器相互作用之后可以与中间转印部件接触,其中第一调色剂图像可以转印到图像承载部件。 通过使用直接与导电层接触的刷子或探针将电压直接施加到导电层来对导电层进行充电。
    • 8. 发明公开
    • Photoreceptor for electrophotography having a salt of an electron transport compound
    • 电子照相用感光其中含有电子输送性化合物的盐
    • EP1424601A2
    • 2004-06-02
    • EP03257466.7
    • 2003-11-26
    • SAMSUNG ELECTRONICS CO., LTD.
    • Zhu, JiayiLaw, Kam W.Jubran, NusrallahTokarski, Zbigniew
    • G03G5/06
    • G03G5/0668G03G5/06G03G5/0698
    • This invention relates to an improved organophotoreceptor that comprises an electrically conductive substrate; a photoconductive element comprising a charge generation compound and a salt of an electron transport compound. In some embodiments, the photoconductive element has a photoconductive layer with the charge generation compound and an overcoat layer with the salt of the electron transport compound in which the photoconductive layer is on the electrically conductive substrate and the overcoat layer is on the photoconductive layer.
      Specifically, the present invention provides an organophotoreceptor comprising:

      a) an electrically conductive substrate; and
      b) a photoconductive element comprising a charge generation compound and a salt of an electron transport compound, wherein the photoconductive element is on the electrically conductive substrate,
         an electrophotographic imaging apparatus comprising:

      (a) a light imaging component; and
      (b) the above-described organophotoreceptor oriented to receive light from the light imaging component, and
         an electrophotographic imaging process comprising:

      (a) applying an electrical charge to a surface of the above-described organophotoreceptor;
      (b) imagewise exposing the surface of the organophotoreceptor to radiation to dissipate charge in selected areas and thereby form a pattern of charged and uncharged areas on the surface;
      (c) contacting the surface with a toner to create a toned image; and
      (d) transferring the toned image to a substrate.
    • 本发明涉及改进的organophotoreceptor导电基板的那样包括; 的光电导元件,包括一电荷产生化合物和电子传输化合物的盐。 在一些实施例中,光导元件具有与所述电荷产生化合物的光电导层和在与电子传输化合物的盐罩面层,其中光电导层是在导电基片和覆盖层是光电导层上。 具体地讲,本发明提供了上organophotoreceptor包括:a)导电衬底上; 和b)包含电荷产生化合物和电子传输化合物的盐,worin感光元件的光导元件是在导电基片,至电子照相成像装置,包括:(a)光成像部件; 及(b)上述organophotoreceptor定向成从所述光成像组件接收光,并且在电子照相成像过程包括:将(a)至电荷到上述organophotoreceptor的表面上; (B)成像式曝光该organophotoreceptor于辐射以消散电荷在选定区域,从而在表面上形成带电和不带电区域的图案的表面上; (C)用的调色剂以产生调色图像接触的表面上; 和(d)传递环调色图像到基材上。
    • 9. 发明公开
    • Electrophotographic photoreceptors
    • 电子照相术
    • EP1291725A2
    • 2003-03-12
    • EP02255991.8
    • 2002-08-29
    • SAMSUNG ELECTRONICS CO., LTD.
    • Zhu, JiayiTokarski, ZbigniewLaw, Kam W.Moudry, Ronald J.Fordahl, Kristine A.Ask, David T.Sidaravicius, Jonas, Vilnius UniversityMontrimas, Edmundas, Vilnius University
    • G03G5/147
    • G03G5/0661G03G5/0532G03G5/0542G03G5/0546G03G5/0616G03G5/0648G03G5/1473G03G5/14734G03G5/14791G03G5/14795
    • A photoreceptor with good mechanical and physical properties is provided with an overcoat layer comprising a copolymer of an α,β-ethylenically unsaturated carboxylic acid and an α,β-ethylenically unsaturated monomer wherein the weight percent of the α,β-ethylenically unsaturated carboxylic acid is at least 10% by weight of the copolymer. The copolymer may comprise an α,β-ethylenically unsaturated carboxylic acid and an α,β-ethylenically unsaturated monomer wherein the copolymer has an acid value of at least 60 mg KOH/g the copolymer. The copolymer may be present in a blend with a second polymer or copolymer comprised of units derived from a second α,β-ethylenically unsaturated monomer that is different from the an α,β-ethylenically unsaturated carboxylic acid and/or the α,β-ethylenically unsaturated monomer. The copolymer or the copolymer blend may be present in a layer that is crosslinked or crosslinkable, the crosslinking being effected through a distinct crosslinking agent that reacts with groups) on the an α,β-ethylenically unsaturated carboxylic acid or the α,β-ethylenically unsaturated monomer.
    • 具有良好机械和物理性质的感光体提供有包含α,β-烯属不饱和羧酸和α,β-烯属不饱和单体的共聚物的外涂层,其中α,β-烯属不饱和羧酸的重量百分数 是共聚物的至少10重量%。 共聚物可以包含α,β-烯键式不饱和羧酸和α,β-烯属不饱和单体,其中共聚物的酸值为至少60mg KOH / g的共聚物。 共聚物可以与第二聚合物或共聚物存在,所述第二聚合物或共聚物由衍生自不同于α,β-烯键式不饱和羧酸和/或α,β-不饱和羧酸的第二α,β-烯属不饱和单体的单元组成, 烯属不饱和单体。 共聚物或共聚物共混物可以存在于交联或可交联的层中,交联通过与基团反应的不同交联剂进行)在α,β-烯属不饱和羧酸或α,β-烯属不饱和羧酸 不饱和单体。