发明授权
- 专利标题： Toner and image forming apparatus using the toner
- 专利标题（中）： 调色剂和使用调色剂的成像设备
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申请号： US10246601申请日： 2002-09-19
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公开(公告)号： US06846604B2公开(公告)日： 2005-01-25
- 发明人: Shigeru Emoto , Hiroshi Yamashita , Naohiro Watanabe , Tsunemi Sugiyama , Hiroshi Yamada , Masami Tomita
- 申请人： Shigeru Emoto , Hiroshi Yamashita , Naohiro Watanabe , Tsunemi Sugiyama , Hiroshi Yamada , Masami Tomita
- 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, P.C.
- 优先权： JP2001-285326 20010919
- 主分类号： G03G9/08
- IPC分类号： G03G9/08 ; G03G9/087 ; G03G9/097 ; G03G15/20
摘要：
A toner composition including toner particles including mother toner particles, which include a binder resin, a colorant and a release agent, and a charge controlling agent which is located on a surface of the mother toner particles and fixed thereon, wherein the toner particles have a spherical degree of from 0.960 to 1.000 and a specific surface area of from 0.70 to 2.5 m2/g. The toner composition optionally includes an external additive which is present on the surface of the toner particles.
公开/授权文献
- US20030134220A1 Toner and image forming apparatus using the toner 公开/授权日：2003-07-17