发明名称 |
TONER AND IMAGE FORMING APPARATUS |
摘要 |
A toner including: toner particles each including a toner base particle and an external additive attached thereon, where the toner base particle includes a binder resin and a colorant, wherein the toner base particles each have protrusions on a surface thereof, an average of lengths of long sides of the protrusions is 0.10µm or more but less than 0.50µm, 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 the toner base particle is 10% to 90%, and the external additive includes fine inorganic particles whose surfaces have been treated with an amino group-containing silane coupling agent. |
申请公布号 |
CA2833501(A1) |
申请公布日期 |
2012.11.01 |
申请号 |
CA20122833501 |
申请日期 |
2012.04.25 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
ISHIKAWA, YOSHIMICHI;KADOTA, TAKUYA;MIKURIYA, YOSHIHIRO;NOZAKI, TSUYOSHI;FUWA, KAZUOKI;FUKAO, TOMOHIRO;MIKI, TOMOHARU |
分类号 |
G03G9/08;G03G9/087 |
主分类号 |
G03G9/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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