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    • 5. 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
    • US20070072107A1
    • 2007-03-29
    • US11523664
    • 2006-09-20
    • Min-young CheongKyung-yol YonChang-kook HongJun-young Lee
    • Min-young CheongKyung-yol YonChang-kook HongJun-young Lee
    • G03G9/093
    • G03G9/09307G03G9/09321G03G9/09328G03G9/0935G03G9/09364G03G9/09371G03G9/09378G03G9/09392
    • A method of preparing a toner, includes: preparing a core by mixing a polyester resin and a colorant with at least one material selected from the group consisting of a macromonomer having hydrophilic group, hydrophobic group, and at least one reactive functional group and a reactive emulsifying agent. A shell is formed on the core by polymerizing the exterior surface of the core with one or more polymerizable monomers and an initiator, wherein at least one material selected from the group consisting of the macromonomer and the reactive emulsifying agent participate in the polymerization reaction. Also, provided are a toner prepared using the method, an image forming method using the toner, and an image forming apparatus employing the toner. According to the method, a polyester resin, having superior fixability at low temperature and image properties, is used as a core composition and styrene, having superior maintenance and charging properties, is used as a shell composition in the process of manufacturing a core/shell structure to prepare the toner for the image forming apparatus having fast speed and fixability of high quality images at low temperature. In addition, by not using the reactive emulsifying agent, the cleaning process is minimized, and the amounts of polluted water and waste water are decreased, which is very advantageous environmentally.
    • 一种调色剂的制备方法,包括:通过将聚酯树脂和着色剂与选自具有亲水基团,疏水基团和至少一个反应性官能团的大分子单体和反应性官能团中的至少一种材料混合来制备核心; 乳化剂。 通过使核心的外表面与一种或多种可聚合单体和引发剂聚合来形成壳体,其中选自大分子单体和反应性乳化剂的至少一种材料参与聚合反应。 此外,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。 根据该方法,使用在低温下具有优异的定影性和图像特性的聚酯树脂作为核心组合物,并且具有优异的维护和充电性能的苯乙烯在制造芯/壳的过程中用作壳组合物 结构,以准备用于图像形成装置的调色剂,其具有在低温下具有高质量图像的快速和定影性。 此外,通过不使用反应性乳化剂,清洗过程最小化,污水和废水的量减少,这对环境是非常有利的。