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    • 14. 发明授权
    • Electrophotographic photoconductor and method for producing the same, image forming apparatus, and process cartridge
    • 电子照相感光体及其制造方法,成像设备和处理盒
    • US07955768B2
    • 2011-06-07
    • US11852708
    • 2007-09-10
    • Hiromi TadaNozomu TamotoKatsuichi Ohta
    • Hiromi TadaNozomu TamotoKatsuichi Ohta
    • G03G5/05
    • G03G5/047G03G5/0607G03G5/0614G03G5/0622G03G5/0629G03G5/0668G03G5/0672G03G5/0674
    • There is provided an electrophotographic photoconductor containing a conductive substrate, and a photosensitive layer, disposed thereon, containing a charge transporting material having a triarylamine structure represented by General Formula 1, and wherein the photosensitive layer satisfies Mathematical Formula 1 when peak heights in raman scattering spectra of the triarylamine structure are measured at a wavenumber of 1,324±2 cm−1 by a confocal raman spectroscopy using z-polarized light: where Ar1, Ar2, and Ar3 are substituted or unsubstituted aromatic hydrocarbon groups, and Ar1 and Ar2, Ar2 and Ar3, and Ar3 and Ar1 are optionally combined to form heterocyclic rings, respectively, ε=I(inside)/I(surface)≧1.1  Mathematical Formula 1 where I(inside) represents the peak height in of the raman scattering spectrum obtained at a depth of 5 μm or more from the photosensitive layer surface and I(surface) represents the peak height in the raman scattering spectrum obtained at a depth of less than 5 μm from the photosensitive layer surface.
    • 提供了一种电子照相感光体,其包含导电性基板和感光层,其上设置有含有通式1所示的具有三芳基胺结构的电荷输送材料,并且其中当拉曼散射光谱中的峰高时,感光层满足数学式1 通过使用z偏振光的共聚焦拉曼光谱测量波数为1,324±2cm -1的三芳基胺结构:其中Ar 1,Ar 2和Ar 3是取代或未取代的芳族烃基,Ar 1和Ar 2,Ar 2和Ar 3 ,并且Ar 3和Ar 1分别任意地组合形成杂环,其中I(内)/ I(表面)≧1.1数学式1其中I(内)表示在a 从感光层表面的深度为5μm以上,I(表面)表示在ad处获得的拉曼散射光谱中的峰高 epth距光敏层表面小于5μm。