发明名称 TONER, AND DEVELOPER, TONER-FILLED CONTAINER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD
摘要 <P>PROBLEM TO BE SOLVED: To provide a toner with which peeling and embedding of an external additive over time hardly occur, the fluidity of the toner is stable despite environmental change of temperature and humidity, and a high quality image can be formed, and a developer, a toner-filled container, a process cartridge, a image forming method, and an image forming apparatus. <P>SOLUTION: The toner includes toner mother particles containing at least a binder resin and a colorant and at least one kind of inorganic particles, in which at least one kind of the inorganic particles are porous inorganic particles. The embodiment that the inorganic particles are subjected to hydrophobing treatment, the embodiment that the porous inorganic particles are &ge;50 nm in volume average grain size of the primary particles, and the embodiment that the pore size of the pores in the porous inorganic particles is &ge;10 nm, are more preferable. <P>COPYRIGHT: (C)2007,JPO&INPIT
申请公布号 JP2007079144(A) 申请公布日期 2007.03.29
申请号 JP20050267096 申请日期 2005.09.14
申请人 RICOH CO LTD 发明人 YAMAGUCHI DAICHI
分类号 G03G9/08;G03G15/08 主分类号 G03G9/08
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