Patent ID: 7358024
Filing Date: 2008-04-15
Classification: B02C,B07B,G03G

Abstract:
1. A process for producing a toner containing toner particles, comprising: a kneading step of melt-kneading a composition containing at least a binder resin and a colorant; a cooling step of cooling the kneaded product obtained; a pulverization step of finely pulverizing the resultant cooled and solidified product to obtain a finely pulverized product; and a step of simultaneously carrying out a surface modification step for making surface modification of particles contained in the finely pulverized product obtained and a classification step of carrying out classification for removing fine powder and ultrafine powder contained in the finely pulverized product obtained, to obtain toner particles; wherein: the step of simultaneously carrying out the surface modification step and the classification step is carried out using a batch-wise surface modifying apparatus; the surface modifying apparatus has at least: