发明名称 |
Toner, Developing Device and Developing Method Using the Same |
摘要 |
The present invention provides a toner having: a toner mother particle; a first external additive including a first inorganic fine particle having a primary particle size distribution of 200 to 750 nm and a work function approximately equivalent to that of the toner mother particle; a second external additive including a second inorganic fine particle having an mean particle size smaller than that of the first inorganic fine particle and a work function smaller than that of the toner particle, a stirring member of a developing device and/or an inner wall of the developing device; and 0.01% to 0.3% by weight of a metal soap having a work function approximately equivalent to that of the toner mother particle.
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申请公布号 |
US2008176163(A1) |
申请公布日期 |
2008.07.24 |
申请号 |
US20080047958 |
申请日期 |
2008.03.13 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
MIYAKAWA NOBUHIRO;YASUKAWA SHINJI;MURAKAMI HIROYUKI |
分类号 |
G03G9/10;G03G9/08;G03G9/097;G03G15/08 |
主分类号 |
G03G9/10 |
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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