TONER, DEVELOPMENT AGENT, TONER CONTAINER, AND IMAGE FORMING APPARATUS
    21.
    发明申请
    TONER, DEVELOPMENT AGENT, TONER CONTAINER, AND IMAGE FORMING APPARATUS 有权
    墨粉,发展代理,墨粉盒和图像形成装置

    公开(公告)号:US20140113226A1

    公开(公告)日:2014-04-24

    申请号:US14047255

    申请日:2013-10-07

    IPC分类号: G03G9/00 G03G15/08

    摘要: Toner contains a mother toner particle containing a binder resin and a coloring agent and an external additive to cover the mother toner particle, wherein the external additive contains a resin particle, wherein the resin particle has an outer shell layer formed of silica or modified silica, wherein the resin particle has a non-spherical form with a shape factor (SF) of 1.20 or greater as calculated by the following relationship 1, Shape factor(SF)=[(Absolute maximum length of particle)2/Projected area of particle)]×(π/4)  Relation 1

    摘要翻译: 调色剂含有含有粘合剂树脂和着色剂的母体调色剂颗粒和外部添加剂以覆盖母体调色剂颗粒,其中外部添加剂含有树脂颗粒,其中树脂颗粒具有由二氧化硅或改性二氧化硅形成的外壳层, 其特征在于,树脂粒子的形状因子(SF)为1.20以上,通过以下关系式1,形状因子(SF)= [(粒子的绝对最大长度)2 /粒子的投影面积)计算出的非球形, ]×(&pgr; / 4)关系1