Patent ID: 7348117
Filing Date: 2008-03-25
Classification: G03G

Abstract:
1. A toner, comprising: toner particles including a binder resin; and at least two kinds of particulate resins, which are located on at least a surface of the toner particles, wherein the toner satisfies at least one of the following relationships (1) and (2): wherein TgA and TgB represent glass transition temperatures of a particulate resin (A) having a highest glass transition temperature and a particulate resin (B) having a lowest glass transition temperature among the at least two kinds of particulate resins, respectively, and wherein Mwc and Mwd represent weight average molecular weights of tetrahydrofuran-soluble components of a particulate resin (C) having a highest weight average molecular weight and tetrahydrofuran-soluble components of a particulate resin (D) having a lowest weight average molecular weight among the at least two kinds of particulate resins, respectively, wherein Mwc>Mwd.