Patent ID: 8039191

Claim:
A process for preparing a toner comprising the following steps (1) and (2); step (1): pulverizing a toner composition comprising at least a resin binder and a colorant in the presence of silica having an average primary particle size of from 8 to 16 nm in an amount of from 6 to 6.5 parts by weight, based on 100 parts by weight of the composition, to obtain mother toner particles having a volume-median particle size of from 5.2 to 6 μm; and step (2): externally adding silica having an average primary particle size of from 30 to 50 nm in an amount of from 1.0 to 1.7 parts by weight, based on 100 parts by weight of the mother toner particles obtained in the above step (1).