- 专利标题： Toner, image forming apparatus, image forming method, and process cartridge
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申请号： US15327700申请日： 2015-07-17
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公开(公告)号： US10061220B2公开(公告)日： 2018-08-28
- 发明人: Kohtaroh Ogino , Tohru Moriya , Tomomi Suzuki
- 申请人： Kohtaroh Ogino , Tohru Moriya , Tomomi Suzuki
- 申请人地址： JP Toyko
- 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 Toyko
- 代理机构： Oblon, McClelland, Maier & Neustadt, L.L.P.
- 优先权： JP2014-151060 20140724; JP2015-138675 20150710
- 国际申请： PCT/JP2015/003608 WO 20150717
- 国际公布： WO2016/013187 WO 20160128
- 主分类号： G03G9/097
- IPC分类号： G03G9/097 ; G03G9/087 ; G03G9/09 ; G03G15/08
摘要：
A toner, containing: a binder resin; and kaolinite, wherein the toner has a molecular weight distribution having a main peak in a range of 1,000 to 10,000, and a half value width of the main peak is 8,000 to 30,000, where the molecular weight distribution is obtained by gel permeation chromatography (GPC) of THF soluble matter of the toner, and wherein the toner contains the kaolinite in an amount of 5% by mass to 35% by mass.
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