Single component development device, process cartridge and toner
    4.
    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

    IPC分类号: G03G15/08

    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)。

    Toner, and oilless fixing method and process cartridge using the toner
    5.
    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

    IPC分类号: G03G9/08 G03G13/20

    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。

    TONER, AND OILLESS FIXING METHOD AND PROCESS CARTRIDGE USING THE TONER
    6.
    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

    IPC分类号: G03G9/00 G03G13/20

    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 DEVELOPER USING ONE-COMPONENT DEVELOPER
    7.
    发明申请
    IMAGE DEVELOPER USING ONE-COMPONENT DEVELOPER 有权
    使用单组分开发商的图像开发者

    公开(公告)号:US20080226356A1

    公开(公告)日:2008-09-18

    申请号:US12048865

    申请日:2008-03-14

    IPC分类号: G03G15/08

    CPC分类号: G03G15/0818 G03G2215/0617

    摘要: An image developer using a one-component developer, Including a developing roller visualizing an electrostatic latent image formed on an image bearer with a pulverized toner; and a feed roller feeding the pulverized toner to the developing roller while contacting thereto, wherein the pulverized toner includes a parent toner; a wax; and an external additive comprising an additive having a number-average particle diameter of from 20 to 60 nm and adhering to the surface of the parent toner at an adherence strength of from 50 to 70%, and wherein the following relationships (1) to (3) are satisfied: 4.70

    摘要翻译: 使用单组分显影剂的图像显影剂包括利用粉碎的调色剂使形成在图像载体上的静电潜像可视化的显影辊; 以及将粉碎的调色剂供给到显影辊同时接触的进料辊,其中所述粉碎的调色剂包括母体调色剂; 蜡 以及外加剂,其包含数均粒径为20〜60nm的添加剂,并以50〜70%的粘附强度附着在母体调色剂的表面,并且其中以下关系式(1)〜( 3)满足:<?in-line-formula description =“In-line formula”end =“lead”?> 4.70 <5.70(1)<?in-line- formula description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“In-line Formulas”end =“lead”?> 8.00 <?in-line-formula description =“In-line Formulas”end =“lead”?> 10.25 *对数10 R + 37.5 Z <-6.25 * LOG 10 R + 45.6(3)<αin-line- 公式描述=“在线公式”end =“tail”?>其中R表示显影辊的电阻率,Z表示粉碎调色剂的阻抗。