Patent ID: 7374848

Claim:
A toner comprising: a binder; a colorant; and a wax, wherein: the binder comprises: a reaction product of a polymer having a group capable of reacting with an active hydrogen with a compound having an active hydrogen; and a polyester resin comprising: tetrahydrofuran(THF)-soluble resin components in an amount of from 50 to 85% by weight; and chloroform-insoluble components in an amount of from 0 to 30% by weight; the toner satisfies the following relationship (1): 5% by weight<(C1-C2)<60% by weight (1) wherein C1 represents a content of chloroform-insoluble components in the toner in units of % by weight and C2 represents a content of the colorant therein in units of % by weight; and the toner has a specific surface area of from 1.0 to 6.0 m 2 /g when measured by a BET method.