DEVELOPING AGENT AND METHOD FOR PRODUCING THE SAME

摘要

<P>PROBLEM TO BE SOLVED: To provide a method for producing a developing agent with a uniform particle diameter using a polyester-based resin binder without using an organic solvent. Ž<P>SOLUTION: Coarse particles containing a polyester-based resin and a coloring agent are added in an aqueous medium containing a surfactant, a basic substance and an inorganic water-soluble electrolyte, and dispersion and coagulation are carried out to form toner particles. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž