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    Single component development device, process cartridge and toner
    2.
    发明授权
    Single component development device, process cartridge and toner 有权
    单组件开发设备，处理盒和墨粉

    公开(公告)号：US07873300B2

    公开(公告)日：2011-01-18

    申请号：US12186102

    申请日：2008-08-05

    申请人： Kazuoki Fuwa ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Yoshitaka Sekiguchi ,  Satoshi Ogawa

    发明人： Kazuoki Fuwa ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Yoshitaka Sekiguchi ,  Satoshi Ogawa

    IPC分类号： G03G15/08

    CPC分类号： G03G9/097 ,  G03G15/0812 ,  G03G2215/0634

    摘要： A single component development device including a toner including a resin, a coloring agent, a wax, a charge control agent and an inorganic particulate, a development roller to bear the toner on the surface of the development roller and transfer the toner to an image bearing member and a thin layer forming member to regulate a thickness of the layer of the toner while in contact with the surface of the development roller via the toner borne thereon, wherein a regulating pressure A between the thin layer forming member and the development roller is from 25 to 60 (N/m), a content Z (weight %) of the charge control agent satisfies the following relationship (1) and an average dispersion particle diameter D (nm) of the charge control agent satisfies the following relationship (2): 0.029×A−0.150>Z>0.013×A−0.013  Relationship (1) D

    摘要翻译： 包括包含树脂，着色剂，蜡，电荷控制剂和无机颗粒的调色剂的单组分显影装置，显影辊，用于承载调色剂在显影辊的表面上并将调色剂转印到图像承载 构件和薄层形成构件，以通过其上承载有调色剂的显影辊的表面与显影辊的表面接触来调节调色剂层的厚度，其中薄层形成构件和显影辊之间的调节压力A来自 25〜60（N / m），电荷控制剂的含量Z（重量％）满足下述关系式（1），电荷控制剂的平均分散粒径D（nm）满足下述关系式（2） ：0.029×A-0.150> Z> 0.013×A-0.013关系（1）D <6.3×A-106.3关系（2）。

    Image forming method, image forming apparatus and process cartridge
    5.
    发明授权
    Image forming method, image forming apparatus and process cartridge 有权
    图像形成方法，图像形成装置和处理盒

    公开(公告)号：US08192910B2

    公开(公告)日：2012-06-05

    申请号：US12490739

    申请日：2009-06-24

    申请人： Hiroaki Katoh ,  Naoki Nakatake ,  Masayuki Hagi ,  Yoshitaka Sekiguchi ,  Kazuoki Fuwa ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga

    发明人： Hiroaki Katoh ,  Naoki Nakatake ,  Masayuki Hagi ,  Yoshitaka Sekiguchi ,  Kazuoki Fuwa ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga

    IPC分类号： G03G13/08 ,  G03G9/00 ,  G03G13/20

    CPC分类号： G03G15/0233 ,  G03G9/09716 ,  G03G9/09725 ,  G03G2215/021

    摘要： An image forming method, including charging the surface of an electrostatic latent image bearer by a charger; irradiating the surface of the electrostatic latent image bearer to form an electrostatic latent image thereon; developing the same with a toner to form a toner image; transferring the toner image onto a recording medium; and fixing the toner image thereon, wherein the charger is a charging roller contacting the electrostatic latent image bearer to charge the same, having a ten-point surface roughness of 5 to 30, and the toner includes a binder resin, a colorant, a release agent and an external additive including a composite oxide including titanium oxide in an amount of 80 to 95% by weight and silicon oxide, having a core-shell structure formed of a core including the titanium oxide and a shell including the silicon oxide and has a BET specific surface area of 50 to 100 m2/g.

    摘要翻译： 一种图像形成方法，包括通过充电器对静电潜像载体的表面进行充电; 照射静电潜像载体的表面以在其上形成静电潜像; 用调色剂显影相同以形成调色剂图像; 将调色剂图像转印到记录介质上; 并且其上定影调色剂图像，其中所述充电器是与所述静电潜像载体接触以对其充电的充电辊，具有5至30的十点表面粗糙度，并且所述调色剂包括粘合剂树脂，着色剂，释放 试剂和外加剂，其包含含有80〜95重量％的氧化钛的复合氧化物和氧化硅，其具有由包含氧化钛的核心和包含氧化硅的核心形成的核 - 壳结构，并具有 BET比表面积为50〜100m2 / g。

    Toner, and oilless fixing method and process cartridge using the toner
    6.
    发明授权
    Toner, and oilless fixing method and process cartridge using the toner 有权
    调色剂和无油固定方法和使用调色剂的处理盒

    公开(公告)号：US08021814B2

    公开(公告)日：2011-09-20

    申请号：US12051248

    申请日：2008-03-19

    申请人： Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Yoshitaka Sekiguchi ,  Satoshi Ogawa ,  Masahide Inoue

    发明人： Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Yoshitaka Sekiguchi ,  Satoshi Ogawa ,  Masahide Inoue

    IPC分类号： G03G9/08 ,  G03G13/20

    CPC分类号： G03G9/08711 ,  G03G9/081 ,  G03G9/0821 ,  G03G9/0825 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08797 ,  G03G9/0918

    摘要： A toner useful for an oilless fixing method, includes a binder resin; a colorant; and 2.0 to 4.5% by weight of a wax which is soluble in n-hexane, based on a total weight of the toner, wherein the wax is dispersed in the toner, the wax forming wax domain particles (DA) comprising wax domain particles (DS) exposed at a surface of the toner and wax domain particles (DI) encapsulated in the toner and not exposed at the surface of the toner, wherein a weight of the DS is greater than a weight of the DI, wherein the toner from which the DS have been eluted with n-hexane comprises vestigial concavities having an area of 0.01 πμm2 or more on the surface of the toner in an amount of from 1 to 7 pcs/4 μm2, and wherein 60% or more by number of the DA having a particle diameter of 200 nm or more have a spindle or cylindrical shape having an aspect ratio of 4 or more.

    摘要翻译： 可用于无油定影方法的调色剂包括粘合剂树脂; 着色剂 和2.0至4.5重量％的可溶于正己烷的蜡，基于调色剂的总重量，其中蜡分散在调色剂中，蜡形成蜡结构域颗粒（DA）包含蜡结构域颗粒（ DS）暴露在调色剂的表面和包封在调色剂中的蜡结构域颗粒（DI），并且不暴露于调色剂的表面，其中DS的重量大于DI的重量，其中调色剂 DS已经用正己烷洗脱，包括在调色剂表面上的面积为0.01和pgr.m2以上的残留凹坑，其量为1至7个/4μm2，并且其中60个或更多个 具有200nm以上的粒径的DA具有纵横比为4以上的纺锤或圆筒状。

    Developing device, developer therefor, and image forming method and apparatus, and process cartridge using the developing device
    7.
    发明授权
    Developing device, developer therefor, and image forming method and apparatus, and process cartridge using the developing device 有权
    显影装置，显影装置，图像形成方法和装置以及使用显影装置的处理盒

    公开(公告)号：US07970323B2

    公开(公告)日：2011-06-28

    申请号：US12042730

    申请日：2008-03-05

    申请人： Hiroaki Katoh ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Yoshitaka Sekiguchi ,  Kazuoki Fuwa ,  Masahide Inoue

    发明人： Hiroaki Katoh ,  Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Yoshitaka Sekiguchi ,  Kazuoki Fuwa ,  Masahide Inoue

    IPC分类号： G03G15/08

    CPC分类号： G03G15/0808 ,  G03G9/081 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/08711 ,  G03G9/08755 ,  G03G2215/0614 ,  G03G2215/0634

    摘要： A developing device including a developer bearing member configured to feed a developer to an image bearing member; a developer supplying member, which is contacted with the developer bearing member at a first nip while opposed thereto and which is configured to supply the developer to the developer bearing member; and a developer layer forming member, which is contacted with the developer bearing member at a second nip located on the downstream side from the first nip relative to the rotation direction of the developer bearing member to form the layer of the developer on the developer bearing member, wherein the developer is a nonmagnetic one component developer, and the distance between the front edge of the second nip and the rear edge of the first nip relative to the rotation direction of the image bearing member is greater than 0.8 mm and less than 2.0 mm.

    摘要翻译： 一种显影装置，包括构造成将显影剂供给到图像承载部件的显影剂承载部件; 显影剂供应构件，其在与其相对的第一压区处与显影剂承载构件接触并且构造成将显影剂供应到显影剂承载构件; 以及显影剂层形成构件，其在与所述显影剂承载构件的旋转方向相对于所述第一辊隙的下游侧的第二辊隙处与所述显影剂承载构件接触，以在所述显影剂承载构件上形成所述显影剂层 其中显影剂是非磁性单组分显影剂，并且第二辊隙的前边缘和第一辊隙的后边缘之间的距离相对于图像承载部件的旋转方向的距离大于0.8mm且小于2.0mm 。

    TONER, AND OILLESS FIXING METHOD AND PROCESS CARTRIDGE USING THE TONER
    8.
    发明申请
    TONER, AND OILLESS FIXING METHOD AND PROCESS CARTRIDGE USING THE TONER 有权
    调色剂和无损固定方法和使用调色剂的过程盒

    公开(公告)号：US20080233506A1

    公开(公告)日：2008-09-25

    申请号：US12051248

    申请日：2008-03-19

    申请人： Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Yoshitaka Sekiguchi ,  Satoshi Ogawa ,  Masahide Inoue

    发明人： Masayuki Hagi ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga ,  Hiroaki Katoh ,  Kazuoki Fuwa ,  Yoshitaka Sekiguchi ,  Satoshi Ogawa ,  Masahide Inoue

    IPC分类号： G03G9/00 ,  G03G13/20

    CPC分类号： G03G9/08711 ,  G03G9/081 ,  G03G9/0821 ,  G03G9/0825 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08797 ,  G03G9/0918

    摘要： A toner useful for an oilless fixing method, includes a binder resin; a colorant; and 2.0 to 4.5% by weight of a wax which is soluble in n-hexane, based on a total weight of the toner, wherein the wax is dispersed in the toner, the wax forming wax domain particles (DA) comprising wax domain particles (DS) exposed at a surface of the toner and wax domain particles (DI) encapsulated in the toner and not exposed at the surface of the toner, wherein a weight of the DS is greater than a weight of the DI, wherein the toner from which the DS have been eluted with n-hexane comprises vestigial concavities having an area of 0.01 πμm2 or more on the surface of the toner in an amount of from 1 to 7 pcs/4 μm2, and wherein 60% or more by number of the DA having a particle diameter of 200 nm or more have a spindle or cylindrical shape having an aspect ratio of 4 or more.

    摘要翻译： 可用于无油定影方法的调色剂包括粘合剂树脂; 着色剂 和2.0至4.5重量％的可溶于正己烷的蜡，基于调色剂的总重量，其中蜡分散在调色剂中，蜡形成蜡结构域颗粒（DA）包含蜡结构域颗粒（ DS）暴露在调色剂的表面和包封在调色剂中的蜡结构域颗粒（DI），并且不暴露于调色剂的表面，其中DS的重量大于DI的重量，其中调色剂 DS已经用正己烷洗脱，包括在调色剂表面上具有0.01至2×2以上的面积的残留凹部，其量为1至7个/4μm2 并且其中粒径为200nm以上的DA的数量为60％以上具有纵横比为4以上的纺锤或圆筒形状。

    IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
    10.
    发明申请
    IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE 有权
    图像形成方法，图像形成装置和处理盒

    公开(公告)号：US20100009282A1

    公开(公告)日：2010-01-14

    申请号：US12490739

    申请日：2009-06-24

    申请人： Hiroaki KATOH ,  Naoki Nakatake ,  Masayuki Hagi ,  Yoshitaka Sekiguchi ,  Kazuoki Fuwa ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga

    发明人： Hiroaki KATOH ,  Naoki Nakatake ,  Masayuki Hagi ,  Yoshitaka Sekiguchi ,  Kazuoki Fuwa ,  Yoshihiro Mikuriya ,  Hideaki Yasunaga

    IPC分类号： G03G13/20 ,  G03G15/02 ,  G03G21/18

    CPC分类号： G03G15/0233 ,  G03G9/09716 ,  G03G9/09725 ,  G03G2215/021

    摘要： An image forming method, including charging the surface of an electrostatic latent image bearer by a charger; irradiating the surface of the electrostatic latent image bearer to form an electrostatic latent image thereon; developing the same with a toner to form a toner image; transferring the toner image onto a recording medium; and fixing the toner image thereon, wherein the charger is a charging roller contacting the electrostatic latent image bearer to charge the same, having a ten-point surface roughness of 5 to 30, and the toner includes a binder resin, a colorant, a release agent and an external additive including a composite oxide including titanium oxide in an amount of 80 to 95% by weight and silicon oxide, having a core-shell structure formed of a core including the titanium oxide and a shell including the silicon oxide and has a BET specific surface area of 50 to 100 m2/g.

    摘要翻译： 一种图像形成方法，包括通过充电器对静电潜像载体的表面进行充电; 照射静电潜像载体的表面以在其上形成静电潜像; 用调色剂显影相同以形成调色剂图像; 将调色剂图像转印到记录介质上; 并且其上定影调色剂图像，其中所述充电器是与所述静电潜像载体接触以对其充电的充电辊，具有5至30的十点表面粗糙度，并且所述调色剂包括粘合剂树脂，着色剂，释放 试剂和外加剂，其包含含有80〜95重量％的氧化钛的复合氧化物和氧化硅，其具有由包含氧化钛的核心和包含氧化硅的壳体形成的核 - 壳结构，并且具有 BET比表面积为50〜100m2 / g。