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    • 62. 发明申请
    • Preparation method of toner having micro radius
    • 具有微半径的调色剂的制备方法
    • US20050271970A1
    • 2005-12-08
    • US11139562
    • 2005-05-31
    • Jun-young LeeSang-woo KimKyung-yol Yon
    • Jun-young LeeSang-woo KimKyung-yol Yon
    • G03G9/00G03G9/08G03G9/087
    • G03G9/0806
    • A preparation method of a toner having a micro diameter includes: blending a monomer and a dispersing agent in distilled water to prepare a monomer dispersion; polymerizing the monomer dispersion by adding a first polymerization initiator to about 1% by volume to about 50% by volume of the monomer, to cause a first polymerization; mixing the remaining monomer dispersion with the polymerized solution; and polymerizing the mixed solution by adding a wax emulsion and a second polymerization initiator, to cause a second polymerization. The present invention may be advantageously used for obtaining spherical, uniformly micro sized toner particles through the emulsion polymerization only, without performing the aggregation or melting process.
    • 具有微径的调色剂的制备方法包括:将单体和分散剂混合在蒸馏水中以制备单体分散体; 通过将第一聚合引发剂加入到约1体积%至约50体积%的单体中来聚合单体分散体,进行第一聚合; 将剩余的单体分散体与聚合溶液混合; 并通过添加蜡乳液和第二聚合引发剂使混合溶液聚合,以进行第二次聚合。 本发明可有利地用于仅通过乳液聚合获得球形均匀的微尺寸调色剂颗粒,而不进行聚集或熔融过程。
    • 64. 发明授权
    • Method of preparing core-shell toner and toner prepared using the method
    • 使用该方法制备核 - 壳调色剂和调色剂的方法
    • US07892716B2
    • 2011-02-22
    • 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。
    • 65. 发明授权
    • 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
    • US07759041B2
    • 2010-07-20
    • US11594090
    • 2006-11-08
    • Chang-kook HongKyung-yol YonMin-young Cheong
    • Chang-kook HongKyung-yol YonMin-young Cheong
    • G03G9/093
    • G03G9/0806G03G9/09321G03G9/09328G03G9/09364G03G9/09371G03G9/09378G03G9/09392
    • A method of preparing a toner, includes: preparing a high molecular weight latex particle 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; forming a core particle by aggregating the high molecular weight latex particle; forming a shell layer by coating the core particle using a polymer having a higher glass transition temperature than a glass transition temperature of the core particle. Also, provided are a toner prepared using the method, an image forming method using the toner, and an image forming apparatus using the toner. Using the toner, an image can be fused at a low temperature. Also, durability of the toner is improved.
    • 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高分子量胶乳颗粒; 通过聚集高分子量胶乳颗粒形成核心颗粒; 通过使用具有比芯颗粒的玻璃化转变温度更高的玻璃化转变温度的聚合物涂覆芯颗粒来形成壳层。 此外,提供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该调色剂的图像形成装置。 使用调色剂,可以在低温下融合图像。 此外,改善了调色剂的耐久性。