ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

    公开(公告)号:US20200096884A1

    公开(公告)日:2020-03-26

    申请号:US16264692

    申请日:2019-02-01

    IPC分类号: G03G5/06 G03G5/05

    摘要: An electrophotographic photoreceptor includes a conductive substrate, an undercoating layer that is disposed on the conductive substrate, and a photosensitive layer that is disposed on the undercoating layer, in which the undercoating layer contains at least one perinone compound selected from the group consisting of a compound represented by Formula (1) and a compound represented by Formula (2) which are shown below, and polyurethane, contains at least one perinone compound selected from the group consisting of the compounds represented by Formulas (1) and (2), and at least one acceptor compound selected from the group consisting of compounds represented by Formula (3) to (15) which are shown in the specification, or contains a resin obtained by polymerizing a diallyl phthalate compound and a charge transporting material.

    POLYIMIDE PRECURSOR SOLUTION AND POLYIMIDE SHAPED ARTICLE

    公开(公告)号:US20190071569A1

    公开(公告)日:2019-03-07

    申请号:US15916335

    申请日:2018-03-09

    摘要: A polyimide precursor solution contains a polyimide precursor, wherein in the case where the polyimide precursor is analyzed by gel permeation chromatography, the elution curve of the polyimide precursor has a region A including a higher-molecular-weight peak and a region B including a lower-molecular-weight peak; a weight average molecular weight determined from the region A in terms of polystyrene is approximately 10,000 or more, and a weight average molecular weight determined from the region B in terms of polystyrene is approximately less than 10,000; and when the area of the region A is a and the area of the region B is b, the polyimide precursor satisfies Equation (1) a/(a+b)=approximately from 0.70 to 0.98.  Equation 1:

    ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
    7.
    发明申请
    ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS 有权
    电子照相机,过程盒和图像形成装置

    公开(公告)号:US20140295337A1

    公开(公告)日:2014-10-02

    申请号:US14016671

    申请日:2013-09-03

    IPC分类号: G03G5/06

    摘要: An electrophotographic photoreceptor includes a conductive substrate; a charge generating layer provided on the conductive substrate; a charge transporting layer provided on the charge generating layer, which is configured to include a charge transporting material and a polycarbonate; and an outermost surface layer provided on the charge transporting layer, which is constituted with a cured film formed of a composition including a chain polymerizable compound having at least a charge transporting skeleton and a chain polymerizable functional group in the same molecule, and has an A value represented by the following equation (1) being from 0.1 to 0.3, and a B value represented by the following equation (2) being 0.02 or less, each of which is determined by an Attenuated total reflection Fourier transform infrared spectroscopy: A=(S1/S13)−(S0/S03)  Equation (1) B=S2/S23  Equation (2).

    摘要翻译: 电子照相感光体包括导电性基板; 设置在所述导电性基板上的电荷产生层; 设置在电荷产生层上的电荷输送层,其被配置为包括电荷输送材料和聚碳酸酯; 以及设置在电荷输送层上的最外表面层,其由在同一分子中由包含至少具有电荷输送性骨架和可聚合链官能团的链状聚合性化合物的组合物形成的固化膜构成,并具有A 由下式(1)表示的值为0.1〜0.3,由下式(2)表示的B值为0.02以下,由衰减全反射傅里叶变换红外光谱法确定:A =( S1 / S13) - (S0 / S03)等式(1)B = S2 / S23等式(2)。

    ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
    8.
    发明申请
    ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS 有权
    电子照相机,过程盒和图像形成装置

    公开(公告)号:US20140072907A1

    公开(公告)日:2014-03-13

    申请号:US13869493

    申请日:2013-04-24

    IPC分类号: G03G15/00 G03G21/18

    摘要: Provided is an electrophotographic photoreceptor including a conductive substrate and a photosensitive layer provided on the conductive substrate, wherein an outermost surface layer includes a cured film of a composition containing inorganic particles having polymerizable groups and at least one selected from the reactive compounds represented by the following formulae (I) and (II): wherein F represents a charge transporting skeleton; L represents a divalent linking group; and m represents an integer of 1 to 8, wherein F represents a charge transporting skeleton; L′ represents an (n+1)-valent linking group; m′ represents an integer of 1 to 6; and n represents an integer of 2 to 3.

    摘要翻译: 本发明提供一种电子照相感光体,其特征在于,在导电性基材上设置有导电性基材和感光层,其中,最表面层包含含有可聚合基团的无机粒子和选自下述的反应性化合物中的至少一种的组合物的固化膜 式(I)和(II):其中F表示电荷输送骨架; L表示二价连接基团; m表示1〜8的整数,式中,F表示电荷输送性骨架。 L'表示(n + 1)价连接基团; m'表示1〜6的整数, n表示2〜3的整数。

    CHARGE TRANSPORTING FILM, PHOTOELECTRIC CONVERSION DEVICE, ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
    9.
    发明申请
    CHARGE TRANSPORTING FILM, PHOTOELECTRIC CONVERSION DEVICE, ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS 有权
    充电传输膜,光电转换装置,电子照相机,过程盒和图像形成装置

    公开(公告)号:US20140072341A1

    公开(公告)日:2014-03-13

    申请号:US13861164

    申请日:2013-04-11

    IPC分类号: G03G5/047 G03G15/00

    摘要: A charge transporting film includes a cured film of a composition containing at least one selected from reactive compounds represented by the following Formula (I): wherein F represents a charge transporting skeleton, D represents a group represented by Formula (IIa), m represents an integer of from 1 to 8, E represents a group represented by Formula (IIb), L represents a (n+1)-valent linking group including two or more selected from the group consisting of an alkylene group, an alkenylene group, —C(═O)—, —N(R)—, —S—, —O—, and a trivalent or tetravalent group derived from alkane or alkene, R represents a hydrogen atom, an alkyl group, an aryl group, or an aralkyl group, n represents an integer of from 1 to 3, R0 represents a halogen atom, an alkyl group, or an alkoxy group, and n0 represents an integer of from 0 to 3.

    摘要翻译: 电荷输送膜包括含有选自下式(I)表示的反应性化合物中的至少一种的组合物的固化膜:其中,F表示电荷输送性骨架,D表示由式(IIa)表示的基团,m表示 1〜8的整数,E表示式(IIb)表示的基团,L表示包含选自亚烷基,亚烯基,-C(C 1 -C 6)基中的2种以上的第(n + 1) (= O) - , - N(R) - , - S-,-O-以及衍生自烷烃或烯烃的三价或四价基团,R表示氢原子,烷基,芳基或芳烷基 基团,n表示1〜3的整数,R 0表示卤素原子,烷基或烷氧基,n 0表示0〜3的整数。