TONER FOR ELECTROSTATIC LATENT IMAGE DEVELOPMENT AND MANUFACTURING METHOD OF THE SAME

PROBLEM TO BE SOLVED: To provide a toner for electrostatic latent image development that is not easily scattered and has good adhesion during lamination, and a manufacturing method of the same.SOLUTION: A toner for electrostatic latent image development of the present invention is a toner for electrostatic latent image development comprising toner particles containing at least a binder resin and a mold release agent, wherein the toner particle contains an amorphous polyester resin and a crystalline resin as the binder resin, and contains the amorphous polyester resin as a main component of a resin contained in the toner particle; a domain of a connected crystalline structure in which the crystalline resin is in contact with the mold release agent and a domain of a filamentous crystalline structure of the crystalline resin present independent of the mold release agent are present in the toner particle; the filamentous crystalline structure has an average major axis in a range of 200 to 2000 nm on the cross section of the toner particle.SELECTED DRAWING: Figure 1 【課題】本発明の課題は、低温定着性が良好であり、定着温度を低くしても定着分離性が良好で、トナー飛散しにくく、かつラミネートの密着性が良好な静電潜像現像用トナーとその製造方法を提供することである。【解決手段】本発明の静電潜像現像用トナーは、少なくとも、結着樹脂及び離型剤を含有するトナー粒子を含む静電潜像現像用トナーであって、前記結着樹脂として、非晶性ポリエステル樹脂と結晶性樹脂を含有し、前記非晶性ポリエステル樹脂を、前記トナー粒子中に含有される樹脂の主成分として含有し、前記トナー粒子中には、前記結晶性樹脂が前記離型剤と接触している連結結晶構造体のドメインと、前記離型剤と独立して存在する前記結晶性樹脂の糸状結晶構造体のドメインが存在し、かつ、前記トナー粒子の断面において、前記糸状結晶構造体の平均長径が、２００〜２０００ｎｍの範囲内であることを特徴とする。【選択図】図１