发明名称 |
Developer, Developer Cartridge and Image Forming Apparatus |
摘要 |
A developer contains a resin material, a colorant, and a lubricant. The ratio of a weight part of the lubricant to a weight part of the colorant is in the range of 0.3 to 10.0. The colorant has a mean particle diameter in the range of 20 to 50 nm and a mean aggregate diameter in the range of 20 to 600 nm. The ratio of the weight of the lubricant to the weight of the colorant may be in the range of 0.5 to 5.0. An image forming apparatus incorporates the developer cartridge that holds the developer. |
申请公布号 |
EP1367451(A3) |
申请公布日期 |
2005.05.18 |
申请号 |
EP20030253230 |
申请日期 |
2003.05.23 |
申请人 |
OKI DATA CORPORATION |
发明人 |
KOIDO, KENJI;ISHIHARA, TORU |
分类号 |
G03G9/08;G03G9/087;G03G9/09 |
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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