IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
    1.
    发明申请
    IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE 审中-公开
    图像形成方法,图像形成装置和处理盒

    公开(公告)号:US20090067876A1

    公开(公告)日:2009-03-12

    申请号:US12202797

    申请日:2008-09-02

    IPC分类号: G03G15/00

    摘要: An image forming method, including charging the surface of an image bearer with a charger; irradiating the charged surface of the image bearer to form a latent image; developing the latent image with a toner to form a visible toner image; transferring the toner image onto a transfer medium directly or through an intermediate transferer; removing the toner remaining on the surface of the image bearer with a cleaning blade; applying a lubricant to the surface of the image bearer; and fixing the toner image on the transfer medium, wherein the toner is a water-granulated toner having the following properties (1) to (4):(1) a volume-average particle diameter of from 3.0 to 7.0 μm; (2) an average shape factor SF-1 of from 120 to 160; (3) an average shape factor SF-2 of from 100 to 140; and (4) a BET specific surface area of from 2.5 to 7.0 m2/g.

    摘要翻译: 一种图像形成方法,包括用充电器对图像载体的表面进行充电; 照射图像载体的带电表面以形成潜像; 用调色剂显影潜影以形成可见的调色剂图像; 直接或通过中间转印器将调色剂图像转印到转印介质上; 用清洁刮板去除残留在图像载体表面上的调色剂; 对图像承载体的表面施加润滑剂; 并将调色剂图像定影在转印介质上,其中调色剂是具有以下性质(1)至(4)的水粒状调色剂:(1)体积平均粒径为3.0至7.0μm; (2)120-160的平均形状因子SF-1; (3)平均形状因子SF-2为100〜140; 和(4)BET比表面积为2.5-7.0m2 / g。

    IMAGE FORMING APPARATUS, PROCESS CARTRIDGE AND TONER FOR USE IN THE IMAGE FORMING APPARATUS
    4.
    发明申请
    IMAGE FORMING APPARATUS, PROCESS CARTRIDGE AND TONER FOR USE IN THE IMAGE FORMING APPARATUS 有权
    图像形成装置,在图像形成装置中使用的过程盒和调色剂

    公开(公告)号:US20070218383A1

    公开(公告)日:2007-09-20

    申请号:US11687404

    申请日:2007-03-16

    IPC分类号: G03G9/087

    摘要: An image forming apparatus including an image bearer; a charging device charging the image bearer; a light irradiating device irradiating the charged image bearer with light to form an electrostatic image; a developing device developing the electrostatic image with a developer including a toner to form a toner image on the image bearer; a transfer device transferring the toner image; and a cleaning device cleaning the image bearer, wherein the volume average particle diameter of the toner is greater than 5.0 μm and less than 5.5 μm, the content of toner particles having a particle diameter of not greater than 4.0 μm is not higher than 20% by number, the ratio of the first shape factor SF-1 to the second shape factor SF-2 is from 1.00 to 1.15, and the content of toner particles having a SF-2 of not less than 115 is not less than 67.8% by number.

    摘要翻译: 一种包括图像载体的图像形成装置; 对图像承载进行充电的充电装置; 光照射装置用光照射带电图像载体以形成静电图像; 显影装置用包含调色剂的显影剂显影静电图像以在图像承载体上形成调色剂图像; 传送调色剂图像的转印装置; 以及清洁图像载体的清洁装置,其中调色剂的体积平均粒径大于5.0μm且小于5.5μm,粒径不大于4.0μm的调色剂颗粒的含量不高于20% 第一形状因子SF-1与第二形状因子SF-2的比例为1.00〜1.15,SF-2为115以上的调色剂颗粒的含量为67.8%以上,不小于67.8% 数。

    Image forming apparatus, process cartridge and toner for use in the image forming apparatus
    6.
    发明授权
    Image forming apparatus, process cartridge and toner for use in the image forming apparatus 有权
    用于图像形成装置的图像形成装置,处理盒和调色剂

    公开(公告)号:US07695878B2

    公开(公告)日:2010-04-13

    申请号:US11687404

    申请日:2007-03-16

    IPC分类号: G03G9/087

    摘要: An image forming apparatus including an image bearer; a charging device charging the image bearer; a light irradiating device irradiating the charged image bearer with light to form an electrostatic image; a developing device developing the electrostatic image with a developer including a toner to form a toner image on the image bearer; a transfer device transferring the toner image; and a cleaning device cleaning the image bearer, wherein the volume average particle diameter of the toner is greater than 5.0 μm and less than 5.5 μm, the content of toner particles having a particle diameter of not greater than 4.0 μm is not higher than 20% by number, the ratio of the first shape factor SF-1 to the second shape factor SF-2 is from 1.00 to 1.15, and the content of toner particles having a SF-2 of not less than 115 is not less than 67.8% by number.

    摘要翻译: 一种包括图像载体的图像形成装置; 对图像承载进行充电的充电装置; 光照射装置用光照射带电图像载体以形成静电图像; 显影装置用包含调色剂的显影剂显影静电图像以在图像承载体上形成调色剂图像; 传送调色剂图像的转印装置; 以及清洁图像载体的清洁装置,其中调色剂的体积平均粒径大于5.0μm且小于5.5μm,粒径不大于4.0μm的调色剂颗粒的含量不高于20% 第一形状因子SF-1与第二形状因子SF-2的比例为1.00〜1.15,SF-2为115以上的调色剂颗粒的含量为67.8%以上,不小于67.8% 数。

    Image forming apparatus, image forming method, and toner for image forming apparatus
    8.
    发明授权
    Image forming apparatus, image forming method, and toner for image forming apparatus 有权
    图像形成装置,图像形成方法和图像形成装置用调色剂

    公开(公告)号:US08377620B2

    公开(公告)日:2013-02-19

    申请号:US12276827

    申请日:2008-11-24

    IPC分类号: G03G21/10

    摘要: An image forming method including charging an image bearing member by applying combination of DC voltage and AC voltage with frequency of 6.5 to 8.5 cycle/mm; irradiating the image bearing member with light to form an electrostatic image; developing the electrostatic image with a developer including toner to form a toner image; transferring the toner image onto a receiving material; fixing the toner image; cleaning the image bearing member with a blade; then applying a lubricant to the image bearing member; and then spreading the lubricant with a spreading member countering the image bearing member. The toner includes toner particles granulated in an aqueous medium; and at least three kinds of external additives including a first particulate hydrophobic silica, a particulate hydrophobic titanium oxide and a second particulate hydrophobic silica respectively having BET specific surface areas of 20 to 40 m2/g, 40 to 80 m2/g, and 130 to 300 m2/g.

    摘要翻译: 一种图像形成方法,包括通过施加直流电压和交流电压的组合使频率为6.5至8.5周/ mm的图像承载部件; 用光照射图像承载部件以形成静电图像; 用包含调色剂的显影剂显影静电图像以形成调色剂图像; 将调色剂图像转印到接收材料上; 固定调色剂图像; 用刀片清洁图像承载部件; 然后向图像承载部件施加润滑剂; 然后用对准图像承载部件的扩展部件分散润滑剂。 调色剂包括在水性介质中造粒的调色剂颗粒; 以及分别具有20〜40m 2 / g,40〜80m 2 / g的BET比表面积和40〜80m 2 / g的130〜80m 2 / g的至少3种外部添加剂,所述外部添加剂包括第一粒状疏水性二氧化硅,微粒状疏水性氧化钛和第二粒状疏水性二氧化硅 300 m2 / g。

    IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND TONER FOR IMAGE FORMING APPARATUS
    9.
    发明申请
    IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND TONER FOR IMAGE FORMING APPARATUS 有权
    图像形成装置,图像形成方法和图像形成装置的调色剂

    公开(公告)号:US20090142685A1

    公开(公告)日:2009-06-04

    申请号:US12276827

    申请日:2008-11-24

    摘要: An image forming method including charging an image bearing member by applying combination of DC voltage and AC voltage with frequency of 6.5 to 8.5 cycle/mm; irradiating the image bearing member with light to form an electrostatic image; developing the electrostatic image with a developer including toner to form a toner image; transferring the toner image onto a receiving material; fixing the toner image; cleaning the image bearing member with a blade; then applying a lubricant to the image bearing member; and then spreading the lubricant with a spreading member countering the image bearing member. The toner includes toner particles granulated in an aqueous medium; and at least three kinds of external additives including a first particulate hydrophobic silica, a particulate hydrophobic titanium oxide and a second particulate hydrophobic silica respectively having BET specific surface areas of 20 to 40 m2/g, 40 to 80 m2/g, and 130 to 300 m2/g.

    摘要翻译: 一种图像形成方法,包括通过施加直流电压和交流电压的组合使频率为6.5至8.5周/ mm的图像承载部件; 用光照射图像承载部件以形成静电图像; 用包含调色剂的显影剂显影静电图像以形成调色剂图像; 将调色剂图像转印到接收材料上; 固定调色剂图像; 用刀片清洁图像承载部件; 然后向图像承载部件施加润滑剂; 然后用对准图像承载部件的扩展部件分散润滑剂。 调色剂包括在水性介质中造粒的调色剂颗粒; 以及分别具有20〜40m 2 / g,40〜80m 2 / g的BET比表面积和40〜80m 2 / g的130〜80m 2 / g的至少3种外部添加剂,所述外部添加剂包括第一粒状疏水性二氧化硅,微粒状疏水性氧化钛和第二粒状疏水性二氧化硅 300 m2 / g。

    IMAGE FORMING METHOD, TONER AND IMAGE FORMING APPARATUS
    10.
    发明申请
    IMAGE FORMING METHOD, TONER AND IMAGE FORMING APPARATUS 有权
    图像形成方法,图像和图像形成装置

    公开(公告)号:US20090142686A1

    公开(公告)日:2009-06-04

    申请号:US12273870

    申请日:2008-11-19

    摘要: To provide an image forming method including conveying a toner by means of a toner supply device that supplies the toner from inside a toner housing container into a developer housing section of a developing device with the use of a screw pump, and forming an image on a recording medium by developing a latent image on a latent image bearing member to form a toner image with the use of a developer and by transferring the toner image to the recording medium by means of a transfer device, wherein the toner is formed by adding small particle size silica to toner base particles, and wherein when A represents the average degree of circularity of the toner, and B, expressed as percent by mass, represents the amount of the small particle size silica relative to the mass of the toner base particles, the expression −18A+17.92≦B≦−34A+33.96 is satisfied.

    摘要翻译: 提供一种图像形成方法,包括通过使用螺杆泵将调色剂从调色剂容纳容器内部供应到显影装置的显影剂容纳部分中的调色剂供应装置输送调色剂,并且在 记录介质,通过在潜像承载部件上显影潜像以利用显影剂形成调色剂图像,并通过转印装置将调色剂图像转印到记录介质上,其中调色剂通过加入小颗粒形成 尺寸二氧化硅与调色剂基础颗粒,并且其中当A表示调色剂的平均循环度时,以质量百分比表示的B表示相对于调色剂基础颗粒的质量的小粒径二氧化硅的量, 表达式-18A + 17.92 <= B <= - 34A + 33.96。