发明名称 トナー及び画像形成装置、プロセスカートリッジ
摘要 An electrostatic image developing toner including: toner base particles each including a binder resin and a colorant; and an external additive, wherein the toner base particles each have protrusions on a surface thereof, an average of lengths of long sides of the protrusions is 0.1 μm or more but less than 0.5 μm, a standard deviation of the lengths of the long sides of the protrusions is 0.2 or less, a coverage rate of the protrusions on the surface of each toner base particle is 10% to 90%, and the external additive includes an external additive (A) which is fine inorganic particles each containing silicone oil.
申请公布号 JP6020797(B2) 申请公布日期 2016.11.02
申请号 JP20120099695 申请日期 2012.04.25
申请人 株式会社リコー 发明人 深尾 朋寛;門田 拓也;御厨 義博;野▲崎▼ 剛;石川 義通;不破 一興;三木 智晴
分类号 G03G9/08;G03G9/087 主分类号 G03G9/08
代理机构 代理人
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