发明名称 Toner and method for manufacturing the same
摘要 A toner includes a binder resin and a colorant. The binder resin contains a polyester resin A obtained by subjecting aromatic dicarboxylic acid, rosin, and trivalent or higher-valent alcohol as starting materials to polycondensation, a content of the rosin in a sum of the starting materials being 60% by weight or more, and a polyester resin B obtained by subjecting aromatic dicarboxylic acid and polyhydric alcohol as starting materials to polycondensation, the polyester resin B having a viscosity of 103 Pa·s or more and 105 Pa·s or less at a softening temperature of the polyester resin A, the polyester resin B being contained in an amount of 50 parts by weight or more and 200 parts by weight or less relative to 100 parts by weight of the polyester resin A.
申请公布号 US8580473(B2) 申请公布日期 2013.11.12
申请号 US201113157060 申请日期 2011.06.09
申请人 ARIYOSHI SATORU;SHIBAI YASUHIRO;MAEZAWA NOBUHIRO;MATSUMOTO KATSURU;SHARP KABUSHIKI KAISHA 发明人 ARIYOSHI SATORU;SHIBAI YASUHIRO;MAEZAWA NOBUHIRO;MATSUMOTO KATSURU
分类号 G03G9/087 主分类号 G03G9/087
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