IMAGE FORMING APPARATUS
    1.
    发明申请
    IMAGE FORMING APPARATUS 有权
    图像形成装置

    公开(公告)号:US20120045246A1

    公开(公告)日:2012-02-23

    申请号:US13232021

    申请日:2011-09-14

    IPC分类号: G03G15/00

    摘要: An image forming apparatus containing an electrophotographic photoreceptor and a toner for developing an electrostatic charge image, where the electrophotographic photoreceptor has an undercoat layer containing metal oxide particles; the toner for developing an electrostatic charge image is a toner for developing an electrostatic charge image containing toner matrix particles formed in an aqueous medium; the toner has a volume median diameter (Dv50) of from 4.0 μm to 7.0 μm; and the relationship between the volume median diameter (Dv50) and the percentage in number (Dns) of toner particles having a particle diameter of from 2.00 μm to 3.56 μm satisfies the following formula (1): Dns≦0.233EXP(17.3/Dv50)  (1) where Dv50 is the volume median diameter (μm) of the toner, and Dns is the percentage in number of toner particles having a particle diameter of from 2.00 μm to 3.56 μm.

    摘要翻译: 一种包含电子照相感光体和用于显影静电荷图像的调色剂的成像设备,其中电子照相感光体具有含有金属氧化物颗粒的底涂层; 用于显影静电荷图像的调色剂是用于显影含有在水性介质中形成的调色剂基质颗粒的静电荷图像的调色剂; 调色剂的体积中值粒径(Dv50)为4.0μm〜7.0μm; 并且体积中值粒径(Dv50)与粒径为2.00μm〜3.56μm的调色剂粒子的数量(Dns)的关系满足下式(1):Dns≦̸ 0.233EXP(17.3 / Dv50) (1)其中Dv50是调色剂的体积中值直径(μm),Dns是粒径为2.00μm至3.56μm的调色剂颗粒数的百分数。

    IMAGE FORMING APPARATUS
    2.
    发明申请
    IMAGE FORMING APPARATUS 有权
    图像形成装置

    公开(公告)号:US20100316411A1

    公开(公告)日:2010-12-16

    申请号:US12849461

    申请日:2010-08-03

    IPC分类号: G03G15/00

    摘要: An image forming apparatus comprising an electrophotographic photoreceptor having a photosensitive layer on an electroconductive substrate, and a toner for developing an electrostatic charge image, wherein the photosensitive layer of the electrophotographic photoreceptor contains a phthalocyanine obtained via an acid paste step; the toner for developing an electrostatic charge image is a toner for developing an electrostatic charge image containing toner matrix particles formed in an aqueous medium; the toner has a volume median diameter (Dv50) of from 4.0 μm to 7.0 μm; and the relationship between the volume median diameter (Dv50) and the percentage in number (Dns) of toner particles having a particle diameter of from 2.00 μm to 3.56 μm satisfies the following formula (1): Dns≦0.233 EXP(17.3/Dv50)  (1)

    摘要翻译: 一种图像形成装置,包括在导电性基体上具有感光层的电子照相感光体和静电荷图像显影用调色剂,其中,电子照相感光体的感光层含有通过酸性糊剂步骤得到的酞菁; 用于显影静电荷图像的调色剂是用于显影含有在水性介质中形成的调色剂基质颗粒的静电荷图像的调色剂; 调色剂的体积中值粒径(Dv50)为4.0μm〜7.0μm; 体积中值粒径(Dv50)与粒径为2.00μm〜3.56μm的调色剂粒子的数量(Dns)的关系满足下式(1):Dns≦̸ 0.233 EXP(17.3 / Dv50) (1)