| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide toner that is excellent in quick chargeability that provides sufficient charge amount in a short time, charge stability from the beginning to the multiple number of printouts, and charge stability under high temperature and high humidity. <P>SOLUTION: Toner has toner particles containing a binder resin, colorant, and a charge control resin. The charge control resin is a copolymer of a specific structure A having a salicylic acid derivative structure, and a specific structure B having a sulfonic acid, and a sulfonic ester as substituents. <P>COPYRIGHT: (C)2013,JPO&INPIT |
