Process for producing toner

Details Process for producing toner Process for producing toner

G - Physics

03

G

96/53

G03G 9/08 (2006.01) G03G 9/087 (2006.01)

Patent

CA 2027742

- 41 - ABSTRACT OF THE DISCLOSURE The present invention provides a process for producing toner which has very narrow particle size distribution and contains a uniformly dispersed pigment therein. The process comprises dispersion-polymerizing (I) a pigment paste comprising (A) a pigment grinding agent having basic groups, acidic groups or the both, (B) a pigment and (C) vinyl monomers, (II) a polymerization initiator and (III) a dispersion polymerization stabilizer in a dispersion medium which dissolves said vinyl monomers (C) and dispersion polymerization stabilizer (III) and which does not dissolve polymerized resin particles.

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