发明名称 トナーの製造方法
摘要 A toner for electrophotography, which is prepared by a method including dissolving or dispersing a toner composition including at least a binder resin, or binder resin and a binder resin precursor as a resin component; and a colorant in an organic solvent to form an oil phase; emulsifying or dispersing the oil phase in an aqueous medium to form an emulsion dispersion comprising emulsified particles; converging the emulsified particles to granulate mother toner particles, including controlling a temperature of the emulsion dispersion to control a circularity of the mother toner particles; and removing the organic solvent, wherein the resin component includes a crystalline resin in an amount not less than 50% by weight, and the mother toner particles have an average circularity of from 0.940 to 0.980.
申请公布号 JP5896137(B2) 申请公布日期 2016.03.30
申请号 JP20120049961 申请日期 2012.03.07
申请人 株式会社リコー 发明人 真壁 啓司;山田 雅英;中山 慎也;山本 淳史;山東 秀行;中島 由紀子;山下 大樹;鈴木 一己;森田 竜也;阪下 真悟
分类号 G03G9/087;G03G9/08 主分类号 G03G9/087
代理机构 代理人
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