| 摘要 |
A toner containing at least a binder resin and a colorant, wherein the toner has a core-shell structure composed of a core, and a shell having a thickness of 0.01 mum to 2 mum on a surface of the core, and wherein the toner satisfies the following relation: <?in-line-formulae description="In-line Formulae" end="lead"?>1.1<=ST/CT<=2.0<?in-line-formulae description="In-line Formulae" end="tail"?> where ST is a softening temperature of the shell, and CT is a softening temperature of the core, both measured by a SPM probe with an integrated heater.
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