- 专利标题： Toner, toner housing unit, and image forming apparatus
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申请号： US15340647申请日： 2016-11-01
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公开(公告)号： US09977367B2公开(公告)日： 2018-05-22
- 发明人: Satoshi Kojima , Satoshi Takahashi , Tatsuru Moritani , Shosuke Aoai , Tatsuki Yamaguchi
- 申请人： Satoshi Kojima , Satoshi Takahashi , Tatsuru Moritani , Shosuke Aoai , Tatsuki Yamaguchi
- 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： JP2015-230563 20151126
- 主分类号： G03G9/087
- IPC分类号： G03G9/087 ; G03G15/08
摘要：
A toner includes a toner base particle including a binder resin; a release agent; and an inorganic fine particle, and an external additive. The inorganic fine particle is silica having an average abundance ratio at the surface of the toner base particle of from 70% to 90%. The toner base particle has a BET specific surface area of from 1.0 m2/g to 2.5 m2/g after the external additive is removed from the toner.
公开/授权文献
- US20170153574A1 TONER, TONER HOUSING UNIT, AND IMAGE FORMING APPARATUS 公开/授权日：2017-06-01
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