发明名称 TONER AND TWO-COMPONENT DEVELOPER
摘要 The present invention is a toner including a toner particle containing a binder resin and a charge control agent, wherein the binder resin includes a resin having a polyester unit with at least one aliphatic compound condensed to the terminal thereof, the at least one aliphatic compound being selected from the group consisting of aliphatic monocarboxylic acids each having 30 or more and 102 or less carbon atoms and aliphatic monoalcohols each having 30 or more and 102 or less carbon atoms; and the charge control agent includes a specific compound (a pyrazolone monoazo metal compound).
申请公布号 US2015268577(A1) 申请公布日期 2015.09.24
申请号 US201514659505 申请日期 2015.03.16
申请人 CANON KABUSHIKI KAISHA 发明人 Takahashi Toru;Ogawa Yoshihiro;Tsujimoto Daisuke;Iida Wakashi
分类号 G03G9/097;G03G9/087 主分类号 G03G9/097
代理机构 代理人
主权项 1. A toner comprising a toner particle containing: a binder resin, and a charge control agent, wherein the binder resin includes a resin having a polyester unit with at least one aliphatic compound condensed to the terminal thereof, the at least one aliphatic compound being selected from the group consisting of: aliphatic monocarboxylic acids each having 30 or more and 102 or less carbon atoms, and aliphatic monoalcohols each having 30 or more and 102 or less carbon atoms; and the charge control agent includes the compound represented by the following formula [1]: wherein, in formula [1], A1, A2 and A3 each independently represent a hydrogen atom, a nitro group, or a halogen atom; B1 represents a hydrogen atom or an alkyl group; M represents an iron atom, a chromium atom or an aluminum atom; and X+ represents a hydrogen ion, an alkali metal ion, an ammonium ion or an alkylammonium ion, or mixed ions of two or more of these ions.
地址 Tokyo JP