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    Electrophotographic photoreceptor and image-forming apparatus
    1.
    发明授权
    Electrophotographic photoreceptor and image-forming apparatus 有权
    电子照相感光体和图像形成装置

    公开(公告)号：US08609309B2

    公开(公告)日：2013-12-17

    申请号：US12857271

    申请日：2010-08-16

    申请人： Yuka Nagao ,  Teruyuki Mitsumori ,  Masayuki Hiroi

    发明人： Yuka Nagao ,  Teruyuki Mitsumori ,  Masayuki Hiroi

    IPC分类号： G03G5/00 ,  G03G5/07

    CPC分类号： G03G5/0674 ,  G03G5/0614 ,  G03G5/0679 ,  G03G5/0681 ,  G03G5/0687 ,  G03G5/0688 ,  G03G5/0696

    摘要： To provide an electrophotographic photoreceptor having a high sensitivity, a good balance of various electric properties such as chargeability and residual potential, a good stability of the coating solution, and an excellent light resistance.An electrophotographic photoreceptor comprising an electroconductive support having thereon a photosensitive layer, wherein the photosensitive layer contains a compound represented by the following formula (1): (wherein R1 represents a group having a chiral center, R2 represents a hydrogen atom, an alkyl group which may have a substituent, or an aryl group which may have a substituent, R3 and R4 each independently represents an alkylene group which may have a substituent, or an arylene group which may have a substituent, and R5, R6, R7 and R8 each independently represents an alkyl group which may have a substituent, or an aryl group which may have a substituent, and at least one member of R5 to R8 is an aryl group having a substituent).

    摘要翻译： 为了提供具有高灵敏度的电子照相感光体，各种电性能如充电性和残留电位的平衡，涂布溶液的良好的稳定性和优异的耐光性。 一种电子照相感光体，包括其上具有光敏层的导电载体，其中感光层含有由下式（1）表示的化合物：其中R 1表示具有手性中心的基团，R 2表示氢原子， 可以具有取代基的芳基或可以具有取代基的芳基，R 3和R 4各自独立地表示可以具有取代基的亚烷基，或可以具有取代基的亚芳基，R 5，R 6，R 7和R 8各自独立地 表示可以具有取代基的烷基或可以具有取代基的芳基，R 5〜R 8中的至少一个为具有取代基的芳基。

    Electrophotographic photoreceptor and image-forming apparatus
    2.
    发明授权
    Electrophotographic photoreceptor and image-forming apparatus 有权
    电子照相感光体和成像装置

    公开(公告)号：US08288066B2

    公开(公告)日：2012-10-16

    申请号：US11794724

    申请日：2006-01-05

    申请人： Yuka Nagao ,  Teruyuki Mitsumori ,  Masayuki Hiroi

    发明人： Yuka Nagao ,  Teruyuki Mitsumori ,  Masayuki Hiroi

    IPC分类号： G03G5/00

    CPC分类号： G03G5/0674 ,  G03G5/0614 ,  G03G5/0679 ,  G03G5/0681 ,  G03G5/0687 ,  G03G5/0688 ,  G03G5/0696

    摘要： To provide an electrophotographic photoreceptor having a high sensitivity, a good balance of various electric properties such as chargeability and residual potential, a good stability of the coating solution, and an excellent light resistance.An electrophotographic photoreceptor comprising an electroconductive support having thereon a photosensitive layer, wherein the photosensitive layer contains a compound represented by the following formula (1): (wherein R1 represents a group having a chiral center, R2 represents a hydrogen atom, an alkyl group which may have a substituent, or an aryl group which may have a substituent, R3 and R4 each independently represents an alkylene group which may have a substituent, or an arylene group which may have a substituent, and R5, R6, R7 and R8 each independently represents an alkyl group which may have a substituent, or an aryl group which may have a substituent, and at least one member of R5 to R8 is an aryl group having a substituent).

    摘要翻译： 为了提供具有高灵敏度的电子照相感光体，各种电性能如充电性和残留电位的平衡，涂布溶液的良好的稳定性和优异的耐光性。 一种电子照相感光体，包括其上具有光敏层的导电载体，其中感光层含有由下式（1）表示的化合物：其中R 1表示具有手性中心的基团，R 2表示氢原子， 可以具有取代基的芳基或可以具有取代基的芳基，R 3和R 4各自独立地表示可以具有取代基的亚烷基，或可以具有取代基的亚芳基，R 5，R 6，R 7和R 8各自独立地 表示可以具有取代基的烷基或可以具有取代基的芳基，R 5〜R 8中的至少一个为具有取代基的芳基。

    ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE-FORMING APPARATUS
    3.
    发明申请
    ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE-FORMING APPARATUS 有权
    电子照相机和图像形成装置

    公开(公告)号：US20110033792A1

    公开(公告)日：2011-02-10

    申请号：US12857271

    申请日：2010-08-16

    申请人： Yuka NAGAO ,  Teruyuki Mitsumori ,  Masayuki Hiroi

    发明人： Yuka NAGAO ,  Teruyuki Mitsumori ,  Masayuki Hiroi

    IPC分类号： G03G5/04

    CPC分类号： G03G5/0674 ,  G03G5/0614 ,  G03G5/0679 ,  G03G5/0681 ,  G03G5/0687 ,  G03G5/0688 ,  G03G5/0696

    摘要： To provide an electrophotographic photoreceptor having a high sensitivity, a good balance of various electric properties such as chargeability and residual potential, a good stability of the coating solution, and an excellent light resistance.An electrophotographic photoreceptor comprising an electroconductive support having thereon a photosensitive layer, wherein the photosensitive layer contains a compound represented by the following formula (1): (wherein R1 represents a group having a chiral center, R2 represents a hydrogen atom, an alkyl group which may have a substituent, or an aryl group which may have a substituent, R3 and R4 each independently represents an alkylene group which may have a substituent, or an arylene group which may have a substituent, and R5, R6, R7 and R8 each independently represents an alkyl group which may have a substituent, or an aryl group which may have a substituent, and at least one member of R5 to R8 is an aryl group having a substituent).

    摘要翻译： 为了提供具有高灵敏度的电子照相感光体，各种电性能如充电性和残留电位的平衡，涂布溶液的良好的稳定性和优异的耐光性。 一种电子照相感光体，包括其上具有光敏层的导电载体，其中感光层含有由下式（1）表示的化合物：（其中R 1表示具有手性中心的基团，R 2表示氢原子， 可以具有取代基的芳基或可以具有取代基的芳基，R 3和R 4各自独立地表示可以具有取代基的亚烷基，或可以具有取代基的亚芳基，R 5，R 6，R 7和R 8各自独立地 表示可以具有取代基的烷基或可以具有取代基的芳基，R 5〜R 8中的至少一个为具有取代基的芳基。

    Electrophotographic Photoreceptor and Image-Forming Apparatus
    4.
    发明申请
    Electrophotographic Photoreceptor and Image-Forming Apparatus 有权
    电子照相感光体和成像装置

    公开(公告)号：US20080193867A1

    公开(公告)日：2008-08-14

    申请号：US11794724

    申请日：2006-01-05

    申请人： Yuka Nagao ,  Teruyuki Mitsumori ,  Masayuki Hiroi

    发明人： Yuka Nagao ,  Teruyuki Mitsumori ,  Masayuki Hiroi

    IPC分类号： G03G15/06

    CPC分类号： G03G5/0674 ,  G03G5/0614 ,  G03G5/0679 ,  G03G5/0681 ,  G03G5/0687 ,  G03G5/0688 ,  G03G5/0696

    摘要： To provide an electrophotographic photoreceptor having a high sensitivity, a good balance of various electric properties such as chargeability and residual potential, a good stability of the coating solution, and an excellent light resistance.An electrophotographic photoreceptor comprising an electroconductive support having thereon a photosensitive layer, wherein the photosensitive layer contains a compound represented by the following formula (1): (wherein R1 represents a group having a chiral center, R2 represents a hydrogen atom, an alkyl group which may have a substituent, or an aryl group which may have a substituent, R3 and R4 each independently represents an alkylene group which may have a substituent, or an arylene group which may have a substituent, and R5, R6, R7 and R8 each independently represents an alkyl group which may have a substituent, or an aryl group which may have a substituent, and at least one member of R5 to R8 is an aryl group having a substituent).

    摘要翻译： 为了提供具有高灵敏度的电子照相感光体，各种电性能如充电性和残留电位的平衡，涂布溶液的良好的稳定性和优异的耐光性。 一种电子照相感光体，包括其上具有感光层的导电载体，其中感光层含有由下式（1）表示的化合物：其中R 1表示具有手性中心的基团， SUP> 2表示氢原子，可以具有取代基的烷基或可以具有取代基的芳基，R 3和R 4， 各自独立地表示可以具有取代基的亚烷基或可以具有取代基的亚芳基，R 5，R 6，R 7， SUP>和R 8各自独立地表示可以具有取代基的烷基或可以具有取代基的芳基，以及至少一个R 5〜 R 8是具有取代基的芳基）。

    Electrophotographic photosensitive body, image-forming device using same and cartridge
    5.
    发明授权
    Electrophotographic photosensitive body, image-forming device using same and cartridge 有权
    电子照相感光体，成像装置使用及墨盒

    公开(公告)号：US08663882B2

    公开(公告)日：2014-03-04

    申请号：US12088322

    申请日：2006-09-28

    申请人： Teruyuki Mitsumori ,  Masayuki Hiroi ,  Hiroaki Takamura

    发明人： Teruyuki Mitsumori ,  Masayuki Hiroi ,  Hiroaki Takamura

    IPC分类号： G03G15/02 ,  G03G15/00

    CPC分类号： G03G5/0696 ,  G03G5/0564 ,  G03G5/0614 ,  G03G5/0657 ,  G03G5/102 ,  G03G5/142 ,  G03G5/144

    摘要： To provide an electrophotographic photoreceptor excellent in electric characteristics and various characteristics, capable of forming a uniform photosensitive layer and excellent in repetitive characteristics, an image forming apparatus using it and an electrophotgraphic cartridge.A lamination type electrophotographic photoreceptor comprising an electroconductive substrate and a photosensitive layer formed thereon, characterized in that the photosensitive layer contains a compound represented by the following formula (1), the ratio of the weight of the compound represented by the formula (1) to the weight content of all binder resins contained in the photosensitive layer is from 0.15 to 0.6, and the weight of the compound represented by the formula (1) is maximum among all charge transport materials: wherein each of Ar1, Ar2 and Ar3 is an aryl group which may have a substituent, each of Ar4 and Ar5 which are independent of each other, is an arylene group which may have a substituent, and each of n1 and n2 which are independent of each other, is an integer of from 1 to 3.

    摘要翻译： 为了提供能够形成均匀的感光层和优异的重复特性的电特性和各种特性的电子照相感光体，使用它的图像形成装置和电子影像盒。 一种层叠型电子照相感光体，其特征在于，含有导电性基体和形成在其上的感光层，其特征在于，感光层含有下述式（1）表示的化合物，式（1）表示的化合物的重量与式 包含在感光层中的所有粘合剂树脂的重量含量为0.15至0.6，并且所有电荷输送材料中由式（1）表示的化合物的重量是最大的：其中Ar1，Ar2和Ar3各自为芳基 可具有取代基的基团，Ar 4和Ar 5各自独立地为可以具有取代基的亚芳基，并且彼此独立的n1和n2各自为1〜3的整数 。

    ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY, IMAGE-FORMING DEVICE USING SAME AND CARTRIDGE
    6.
    发明申请
    ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY, IMAGE-FORMING DEVICE USING SAME AND CARTRIDGE 有权
    电子感光体，使用相同和成像的图像形成装置

    公开(公告)号：US20100150608A1

    公开(公告)日：2010-06-17

    申请号：US12088322

    申请日：2006-09-28

    申请人： Teruyuki Mitsumori ,  Masayuki Hiroi ,  Hiroaki Takamura

    发明人： Teruyuki Mitsumori ,  Masayuki Hiroi ,  Hiroaki Takamura

    IPC分类号： G03G15/00 ,  G03G5/047

    CPC分类号： G03G5/0696 ,  G03G5/0564 ,  G03G5/0614 ,  G03G5/0657 ,  G03G5/102 ,  G03G5/142 ,  G03G5/144

    摘要： To provide an electrophotographic photoreceptor excellent in electric characteristics and various characteristics, capable of forming a uniform photosensitive layer and excellent in repetitive characteristics, an image forming apparatus using it and an electrophotgraphic cartridge.A lamination type electrophotographic photoreceptor comprising an electroconductive substrate and a photosensitive layer formed thereon, characterized in that the photosensitive layer contains a compound represented by the following formula (1), the ratio of the weight of the compound represented by the formula (1) to the weight content of all binder resins contained in the photosensitive layer is from 0.15 to 0.6, and the weight of the compound represented by the formula (1) is maximum among all charge transport materials: wherein each of Ar1, Ar2 and Ar3 is an aryl group which may have a substituent, each of Ar4 and Ar5 which are independent of each other, is an arylene group which may have a substituent, and each of n1 and n2 which are independent of each other, is an integer of from 1 to 3.

    摘要翻译： 为了提供能够形成均匀的感光层和优异的重复特性的电特性和各种特性的电子照相感光体，使用它的图像形成装置和电子影像盒。 一种层叠型电子照相感光体，其特征在于，含有导电性基体和形成在其上的感光层，其特征在于，感光层含有下述式（1）表示的化合物，式（1）表示的化合物的重量与式 包含在感光层中的所有粘合剂树脂的重量含量为0.15至0.6，并且所有电荷输送材料中由式（1）表示的化合物的重量是最大的：其中Ar1，Ar2和Ar3各自为芳基 可具有取代基的基团，Ar 4和Ar 5各自独立地为可以具有取代基的亚芳基，并且彼此独立的n1和n2各自为1〜3的整数 。

    Electrophotographic photoreceptor
    9.
    发明申请
    Electrophotographic photoreceptor 审中-公开
    电子照相感光体

    公开(公告)号：US20060134541A1

    公开(公告)日：2006-06-22

    申请号：US11144839

    申请日：2005-06-06

    申请人： Akiteru Fujii ,  Yuka Nagao ,  Masayuki Hiroi

    发明人： Akiteru Fujii ,  Yuka Nagao ,  Masayuki Hiroi

    IPC分类号： G03G5/06

    CPC分类号： G03G5/14752 ,  G03G5/0514 ,  G03G5/056 ,  G03G5/0614 ,  G03G5/14708

    摘要： A subject for the invention is to provide an electrophotographic photoreceptor which has high durability in exposure to ozone, NOx, etc., is excellent in mechanical properties including printing durability, wearing resistance, scratch resistance, and slip properties in repetitions of use, and further has excellent electrophotographic properties. The invention relates to an electrophotographic photoreceptor comprising an electro conductive substrate and at least a photosensitive layer formed thereover, characterized in that the photosensitive layer contains at least a polyarylate resin and an amine compound represented by a specific structure.

    摘要翻译： 本发明的目的是提供一种在暴露于臭氧，耐氧化等方面具有高耐久性的电子照相感光体，其机械性能优异，包括印刷耐久性，耐磨性，耐刮擦性和滑动性 重复使用的性质，并且还具有优异的电子照相特性。 本发明涉及一种电子照相感光体，其包含导电性基材和至少形成于其上的感光层，其特征在于感光层至少含有多芳基化合物树脂和由特定结构表示的胺化合物。