发明名称 |
Images forming apparatus and developer for developing electrostatic images |
摘要 |
An image forming apparatus includes a member to be charged for carrying an electrostatic latent image; a contact charging means for contact charging the member to be charged and a developing means for developing the latent image. The developing means includes a developer having a magnetic toner and fine powder treated with a silicone oil or varnish-treating agent, wherein the magnetic toner particles include a binder resin and contain from 10-70 wt. % of magnetic fine powder. An image forming method includes the steps of contact charging, latent image forming and developing with a developer having the binder resin, 10 to 70 wt. % magnetic fine powder and fine powder treated with a silicone oil or varnish-treating agent.
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申请公布号 |
US5802428(A) |
申请公布日期 |
1998.09.01 |
申请号 |
US19950423709 |
申请日期 |
1995.04.18 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
OHNO, MANABU;OCHI, HISAYUKI;KUWASHIMA, TETSUHITO;SUEMATSU, HIROYUKI;IMAI, EIICHI;TAKIGUCHI, TSUYOSHI;TOMIYAMA, KOICHI;KUKIMOTO, TSUTOMU;YUSA, HIROSHI |
分类号 |
G03G15/02;G03G9/08;G03G9/083;G03G9/087;G03G9/097;G03G13/02;G03G13/09;G03G15/08;H04N1/29;(IPC1-7):G03G15/06 |
主分类号 |
G03G15/02 |
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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