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    • 44. 发明申请
    • Method of preparing toner and toner prepared using the method
    • 使用该方法制备调色剂和调色剂的方法
    • US20070298345A1
    • 2007-12-27
    • US11635557
    • 2006-12-08
    • Chang-kook HongMin-young CheongYo-da ShinKyung-yol YonSang-soon LimSu-bum Park
    • Chang-kook HongMin-young CheongYo-da ShinKyung-yol YonSang-soon LimSu-bum Park
    • G03G9/08
    • G03G9/0806G03G9/0819G03G9/08759G03G9/08788G03G9/08791G03G9/08795
    • A method of preparing toner and a toner using the method is provided. More particularly, a method of preparing toner controls a shape of finally obtained toner particles by adjusting a molecular weight and Tg of polymer latex and can easily obtain a desired size, shape, and size distribution of toner particles by controlling aggregation of polymer latex particles and process conditions. A toner using the method, an image forming method using the toner and an image forming apparatus including the toner are also provided. The toner is prepared by forming polymer latex particles having different molecular weights by polymerizing a toner composition including macromonomers containing a hydrophilic group, a hydrophobic group and at least one reactive functional group, and at least one polymerizable monomer; and mixing the polymer latex particles having different molecular weights with a pigment dispersion solution to control aggregation of the polymer latex particles by controlling pH or an amount of added inorganic salts and optimizing process conditions.
    • 提供了使用该方法制备调色剂和调色剂的方法。 更具体地说,制备调色剂的方法通过调节聚合物胶乳的分子量和Tg来控制最终获得的调色剂颗粒的形状,并且可以通过控制聚合物胶乳颗粒的聚集容易地获得调色剂颗粒的所需尺寸,形状和尺寸分布, 工艺条件。 还提供了使用该方法的调色剂,使用调色剂的图像形成方法和包括调色剂的成像设备。 通过聚合包含含有亲水基团,疏水基团和至少一个反应性官能团的大分子单体的调色剂组合物和至少一种可聚合单体,通过形成具有不同分子量的聚合物胶乳颗粒来制备调色剂; 并将具有不同分子量的聚合物胶乳颗粒与颜料分散溶液混合,以通过控制pH或添加的无机盐的量并优化工艺条件来控制聚合物胶乳颗粒的聚集。