发明名称 TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE
摘要 A toner, including: a binder resin; and calcium carbonate, 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 GPC (gel permeation chromatography) of THF soluble matter of the toner, and wherein the toner contains the calcium carbonate in an amount of 5% by mass to 35% by mass.
申请公布号 EP3120191(A4) 申请公布日期 2017.03.29
申请号 EP20150765573 申请日期 2015.02.02
申请人 Ricoh Company, Ltd. 发明人 DAN, Tatsuya;MORIYA, Tohru;SUZUKI, Tomomi;OGINO, Kohtaroh
分类号 G03G9/08;G03G9/087;G03G9/097 主分类号 G03G9/08
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