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    • 1. 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。
    • 4. 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
    • US20080003514A1
    • 2008-01-03
    • US11653936
    • 2007-01-17
    • Yo-da ShinChang-kook HongMin-young CheongKyung-yol YonSang-soon LimSu-bum Park
    • Yo-da ShinChang-kook HongMin-young CheongKyung-yol YonSang-soon LimSu-bum Park
    • G03G9/087
    • G03G9/08G03G9/087
    • A method of preparing toner is provided, including: forming polymer latex particles by polymerizing a toner composition including a macromonomer having a hydrophilic group, a hydrophobic group, and at least one reactive functional group, a polymerizable monomer, a chain transfer agent, and an initiator; aggregating the polymer latex particles; and separating and drying the polymerized toner. The polymerizable monomer is selected to produce at least two groups of polymer latex particles having different molecular weights, wherein the polymer latex particles are selected from the group consisting of a first latex polymer group having a molecular weight less than about 20,000, a second latex polymer group having a molecular weight of about 20,000 to 40,000, a third latex polymer group having a molecular weight of about 40,000 to 50,000, and a fourth latex polymer group having a molecular weight of about 50,000 to 100,000. Also provided are a toner prepared using the method, an image forming method using the toner, and an image forming apparatus employing the toner. Thus, the size and shape of the toner particles can be efficiently adjusted, and a toner having low temperature fixing properties, storability, cleaning properties, and durability can be obtained.
    • 提供一种制备调色剂的方法,包括:通过聚合包含具有亲水基团,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,可聚合单体,链转移剂和 发起者 聚合聚合物胶乳颗粒; 并分离和干燥聚合的调色剂。 选择可聚合单体以产生具有不同分子量的至少两组聚合物胶乳颗粒,其中聚合物胶乳颗粒选自分子量小于约20,000的第一胶乳聚合物基团,第二胶乳聚合物 具有约20,000至40,000的分子量的基团,分子量为约40,000至50,000的第三胶乳聚合物基团和分子量为约50,000至100,000的第四胶乳聚合物基团。 还提供了使用该方法制备的调色剂,使用调色剂的图像形成方法和使用调色剂的图像形成装置。 因此,可以有效地调节调色剂颗粒的尺寸和形状,并且可以获得具有低温定影性,保存性,清洁性和耐久性的调色剂。
    • 6. 发明申请
    • Method of preparing toner, toner prepared using the method, and method and device for forming image using the toner
    • 制备调色剂的方法,使用该方法制备的调色剂,以及使用调色剂形成图像的方法和装置
    • US20080063967A1
    • 2008-03-13
    • US11605342
    • 2006-11-29
    • Yo-da ShinChang-kook HongMin-young CheongKyung-yol Yon
    • Yo-da ShinChang-kook HongMin-young CheongKyung-yol Yon
    • G03G9/00
    • G03G9/0806G03G9/08711G03G9/08722G03G9/08733G03G9/08753G03G9/08755G03G9/08759G03G9/08764G03G9/08791G03G9/08793
    • A method of preparing toner, which comprises polymerizing a toner composition containing a macromonomer having a hydrophilic group, a hydrophobic group and at least one reactive functional group, one or more polymerizable monomers, a polymerization initiator and a chain transfer agent, to form a polymer latex; mixing the polymer latex with a colorant dispersion of a colorant dispersed in an anionic reactive emulsifier and a nonionic reactive emulsifier, and adding an aggregating agent to aggregate the resulting toner; and separating and drying the aggregated toner. A toner prepared by the method, a method of forming an image using the toner, and an image forming device employing the toner, are also provided. According to the method, a colorant dispersion of a colorant dispersed in a plurality of reactive emulsifiers is used to easily control the particle size and shape of the toner particles, obtain a high resolution image having excellent offset resistance, and provide frictional charging properties and storage stability. A toner exhibiting excellent properties in a high humidity environment can be prepared.
    • 一种调色剂的制备方法,其包括将含有亲水基团的大分子单体,疏水基团和至少一个反应性官能团,一种或多种可聚合单体,聚合引发剂和链转移剂的调色剂组合物聚合以形成聚合物 胶乳; 将聚合物胶乳与分散在阴离子反应性乳化剂和非离子反应性乳化剂中的着色剂的着色剂分散体混合,并加入聚集剂以聚集所得调色剂; 并分离和干燥聚集的调色剂。 还提供了通过该方法制备的调色剂,使用调色剂形成图像的方法和使用调色剂的图像形成装置。 根据该方法,使用分散在多个反应性乳化剂中的着色剂的着色剂分散体来容易地控制调色剂颗粒的粒度和形状,获得具有优异抗偏移性的高分辨率图像,并提供摩擦带电性和储存 稳定性。 可以制备在高湿度环境下具有优异性能的调色剂。
    • 10. 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
    • US20080145776A1
    • 2008-06-19
    • US11898747
    • 2007-09-14
    • Yo-da ShinTae-hoe KooKyung-yol YonMin-young Cheong
    • Yo-da ShinTae-hoe KooKyung-yol YonMin-young Cheong
    • G03G9/093G03G13/06G03G15/08
    • G03G9/0806G03G9/08728G03G9/08731G03G9/08753G03G9/08755G03G9/08759G03G9/08762G03G9/09392
    • A method of preparing toner includes: preparing a primary latex by polymerizing a toner composition including a macromonomer having a hydrophilic group, a hydrophobic group and at least one reactive functional group, and at least one polymerizable monomer; preparing a primary agglomerated toner by mixing the primary latex with a pigment dispersion dispersed by the macromonomer and adding an inorganic salt to the mixture; and coating the primary agglomerated toner using a secondary latex including a core formed by polymerizing the macromonomer and at least one polymerizable monomer, a wax layer formed on the core by applying a dispersion in which at least one polymerizable monomer is dispersed in a wax, and a shell layer formed on the wax layer by adding at least one polymerizable monomer to the wax layer. A toner prepared by the method is also provided. According to the method, the manufacture process of toner can be simplified, the amount of wastewater can be minimized by reducing the amount of a surfactant, charge stability, durability, fusing ratio and glossiness of the final toner can be improved by coating the secondary latex having a relatively higher Tg than the primary latex and including a wax layer and a shell layer, and the shape and size of toner particles can be regulated.
    • 制备调色剂的方法包括:通过聚合包含具有亲水基团,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来制备初级胶乳; 通过将初级胶乳与由大分子单体分散的颜料分散体混合并向混合物中加入无机盐来制备初级附聚调色剂; 并使用包含通过使大分子单体和至少一种可聚合单体聚合形成的芯的第二胶乳涂布,通过将至少一种可聚合单体分散在蜡中的分散体形成在芯上形成的蜡层,以及 通过向蜡层中加入至少一种可聚合单体而形成在蜡层上的壳层。 还提供了通过该方法制备的调色剂。 根据该方法,可以简化调色剂的制造过程,通过减少表面活性​​剂的量可以使废水的量最小化,电荷稳定性,耐久性,最终调色剂的熔合率和光泽度可以通过涂覆第二胶乳 具有比初级胶乳相对更高的Tg,并且包括蜡层和壳层,并且可以调节调色剂颗粒的形状和尺寸。