Patent ID: 8785101
Filing Date: 2014-07-22
Classification: G03G

Abstract:
1. A toner comprising toner particles, each of which comprises a binder resin containing a polyester as a main component, a colorant, and a wax, wherein: the binder resin comprises a block polymer in which a segment capable of forming a crystalline structure and a segment incapable of forming a crystalline structure are bonded, in measurement of the toner with a differential scanning calorimetry (DSC), a peak temperature of a maximum endothermic peak derived from the binder resin is at least 50° C. and not more than 80° C., and an endothermic quantity of the maximum endothermic peak is at least 30 J/g and not more than 100 J/g; and wherein: the wax is an ester wax having 3 or more ester bonds as functional groups.