发明名称 |
Developer, process cartridge, and image forming apparatus |
摘要 |
The invention provides a developer having at least a toner, an aeration ratio (AR) of the developer measured by a powder rheometer being in a range of about 5.0 to about 10.0. It is preferable that the developer further contains an external additive of silica particles having a small diameter. The invention further provides a process cartridge having at least: a photoreceptor; and a developing device that comprises plura developer storage portions and that makes visible a latent image formed on the photoreceptor by using the developer. The invention further provides an image forming apparatus having at least the process cartridge.
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申请公布号 |
US2008090164(A1) |
申请公布日期 |
2008.04.17 |
申请号 |
US20070802854 |
申请日期 |
2007.05.25 |
申请人 |
FUJI XEROX CO., LTD. |
发明人 |
TAKEDA TOMOHIRO;INOUE TOYOFUMI;ISHIZUKA DAISUKE |
分类号 |
G03G21/16;G03G9/00;G03G9/08;G03G21/18 |
主分类号 |
G03G21/16 |
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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