发明授权
US08043778B2 Toner, method for preparing the toner, and image forming apparatus using the toner
有权
调色剂,调色剂的制备方法和使用调色剂的成像设备
- 专利标题: Toner, method for preparing the toner, and image forming apparatus using the toner
- 专利标题(中): 调色剂,调色剂的制备方法和使用调色剂的成像设备
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申请号: US11852778申请日: 2007-09-10
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公开(公告)号: US08043778B2公开(公告)日: 2011-10-25
- 发明人: Tsuneyasu Nagatomo , Naohiro Watanabe , Osamu Uchinokura , Satoshi Kojima
- 申请人: Tsuneyasu Nagatomo , Naohiro Watanabe , Osamu Uchinokura , Satoshi Kojima
- 申请人地址: JP Tokyo
- 专利权人: Ricoh Company Limited
- 当前专利权人: Ricoh Company Limited
- 当前专利权人地址: JP Tokyo
- 代理机构: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2006-250780 20060915
- 主分类号: G03G9/08
- IPC分类号: G03G9/08
摘要:
A toner including toner particles including a binder resin, and a modified layered inorganic material in which at least part of interlayer ions is replaced with an organic ion, and a fatty acid metal compound located on a surface of the toner particles; and an external additive located on the fatty acid metal compound, wherein the external additive is a material different from the fatty acid metal compound. An image forming apparatus including an image bearing member; a developing device configured to develop the electrostatic latent image with a developer including the toner; a transfer device; and a fixing device. A method for preparing the toner including dispersing or emulsifying a toner composition including a modified layered inorganic material to prepare toner particles; mixing a fatty acid metal compound with the toner particles; and second mixing the toner particles with an external additive.
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