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    • 6. 发明授权
    • Polyester synthesis
    • 聚酯合成
    • US08278020B2
    • 2012-10-02
    • US12207959
    • 2008-09-10
    • Jordan H. Wosnick
    • Jordan H. Wosnick
    • G03G9/08
    • G03G9/08753C08G59/027C08G63/912C08G63/918G03G9/0802G03G9/0819G03G9/0827G03G9/08755G03G9/08791G03G9/08795G03G9/08797
    • The present disclosure provides methods for modifying polymeric resin materials after polymerization to make fine adjustments in the chemical or physical properties of the resin, or in modifying the structure of the polymer chains. The resulting resins may be useful in forming toner particles. In embodiments, a polymeric resin may have epoxy groups added to its backbone to increase its melting point. The resulting polymer, sometimes referred to herein as an epoxidized polymer, may, in turn, be reacted with wax-like components, to increase the compatibility of the polyester with waxes utilized in forming toner particles. In other embodiments, the resulting epoxidized polymer may be reacted with components possessing carboxylic acid groups to adjust the acid value and weight average molecular weight of the resin.
    • 本公开提供了在聚合后改性聚合物树脂材料以对树脂的化学或物理性能进行微调或在改变聚合物链的结构的方法。 得到的树脂可用于形成调色剂颗粒。 在实施方案中,聚合物树脂可具有加成其主链的环氧基团以增加其熔点。 所得聚合物,有时在本文中称为环氧化聚合物,可以进一步与蜡状组分反应,以增加聚酯与形成调色剂颗粒中所用蜡的相容性。 在其它实施方案中,所得到的环氧化聚合物可以与具有羧酸基团的组分反应,以调节树脂的酸值和重均分子量。
    • 8. 发明授权
    • Method of manufacturing toner
    • 调色剂的制造方法
    • US07713675B2
    • 2010-05-11
    • US11711087
    • 2007-02-27
    • Katsuru MatsumotoYasuhiro ShibaiSatoru Ariyoshi
    • Katsuru MatsumotoYasuhiro ShibaiSatoru Ariyoshi
    • G03G7/00
    • G03G9/081G03G9/0808G03G9/0815G03G9/0817G03G9/08728G03G9/08753G03G9/08755G03G9/08764
    • There is provided a method of manufacturing a toner, using a shearing force for granulation, in which bubbles are prevented from arising upon application of the shearing force, thus manufacturing a diameter-reduced toner having a particle diameter of about 5 μm which is favorable for enhancement in definition and resolution of images. Upon granulating after a kneaded product of toner raw material is mixed with water dispersion, an interior part of granulating system is heated and pressurized and moreover, both of the shearing force and collision force are applied to the kneaded product of toner raw material by use of a high-speed rotating dispersion type granulator composed of a cylindrical pressure-resistant container, a spinning rotor, following screens, and a fixed screen.
    • 提供了一种制造调色剂的方法,其使用用于造粒的剪切力,其中防止在施加剪切力时产生气泡,从而制造直径为约5μm的直径减小调色剂,其有利于 增强图像的定义和分辨率。 在将调色剂原料的捏合产物与水分散体混合后制粒,将造粒系统的内部部分加热和加压,此外,剪切力和碰撞力均通过使用调色剂原料施加到调色剂原料的捏合产物 由圆柱形耐压容器,旋转转子,后续屏幕和固定屏幕组成的高速旋转分散型造粒机。