发明授权
- 专利标题: Toner
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申请号: US15423187申请日: 2017-02-02
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公开(公告)号: US09971261B2公开(公告)日: 2018-05-15
- 发明人: Satoshi Takahashi , Yoshihiro Moriya , Ryota Inoue , Masahiko Ishikawa , Tatsuki Yamaguchi , Satoshi Kojima
- 申请人: Satoshi Takahashi , Yoshihiro Moriya , Ryota Inoue , Masahiko Ishikawa , Tatsuki Yamaguchi , Satoshi Kojima
- 申请人地址: JP Tokyo
- 专利权人: Ricoh Company, Ltd.
- 当前专利权人: Ricoh Company, Ltd.
- 当前专利权人地址: JP Tokyo
- 代理机构: Oblon, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2014-160403 20140806
- 主分类号: G03G9/08
- IPC分类号: G03G9/08 ; G03G9/09 ; G03G9/087
摘要:
An electrostatic-image developing toner including at least a binder resin; a colorant; and a release agent, wherein an average circularity of particles having a particle diameter in a range of 0.79 times or more but less than 1.15 times as large as a most frequent diameter in a number particle size distribution of the toner is within a range of 1.010 times or more but less than 1.020 times as high as an average circularity of particles having a particle diameter of 1.15 times or more as large as the most frequent diameter.
公开/授权文献
- US20170146917A1 TONER 公开/授权日:2017-05-25
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