| 摘要 |
PROBLEM TO BE SOLVED: To provide a manufacturing method of toner particles that has charge stability and durability in a high-temperature and high-humidity environment.SOLUTION: There is provided a manufacturing method of toner particles including a fastening step of fastening resin particles on the surface of each of toner base particles containing a binder resin and colorant in an aqueous medium, where the resin particles contain a resin including an ionic functional group and having pKa (acid dissociation constant) of 6.0 or more and 9.0 or less, and pH (hydrogen ion concentration) of the aqueous medium is pKa -2.0 or more of the resin particles.SELECTED DRAWING: None |
