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    • 4. 发明申请
    • Chemically produced toner and process therefor
    • 化学生产的调色剂及其工艺
    • US20050175921A1
    • 2005-08-11
    • US10510437
    • 2003-04-08
    • Daniel MorrisMartin Edwards
    • Daniel MorrisMartin Edwards
    • G03G9/08G03G9/087G03G9/097
    • G03G9/0827G03G9/0804G03G9/0812G03G9/0819G03G9/0821G03G9/0825G03G9/08782
    • A toner for developing an electrostatic image comprising toner particles which include a binder resin, a wax and a colorant, wherein the wax has a melting point of between 50 and 150° C., the wax exists in the toner particles in domains of 2 μm or less mean particle size and (a) the mean circularity of the toner particles as measured by a Flow Particle Image Analyser is at least 0.90; and (b) the shape factor, SF1, of the toner particles is at most 165. A process for the manufacture of said toner which comprises the following steps: providing a latex dispersion; providing a wax dispersion; providing a colorant dispersion; mixing the latex dispersion, wax dispersion and colorant dispersion; and causing the mixture to flocculate.
    • 一种用于显影静电图像的调色剂,包括包含粘合剂树脂,蜡和着色剂的调色剂颗粒,其中蜡的熔点在50至150℃之间,蜡在2μm的区域中存在于调色剂颗粒中 或更少的平均粒度和(a)通过流动颗粒图像分析仪测量的调色剂颗粒的平均圆度为至少0.90; 和(b)调色剂颗粒的形状因子SF1至多为165.一种制造所述调色剂的方法,包括以下步骤:提供胶乳分散体; 提供蜡分散体; 提供着色剂分散体; 混合胶乳分散体,蜡分散体和着色剂分散体; 并使混合物絮凝。
    • 5. 发明授权
    • Process for preparing a particulate solid, a particulate solid and a dispersion
    • 制备颗粒状固体,颗粒状固体和分散体的方法
    • US08901239B2
    • 2014-12-02
    • US13990575
    • 2011-10-28
    • Daniel MorrisMartin Edwards
    • Daniel MorrisMartin Edwards
    • C08F290/06C08F18/00G03G9/087G03G9/08C08F6/18
    • C08F6/18G03G9/0806G03G9/0827G03G9/08711G03G9/08722G03G9/08791G03G9/08795G03G9/08797
    • According to a first aspect of the present invention there is provided a process for preparing a particulate solid comprising the steps i) to iv): i) providing a dispersion of polymer particles in a liquid medium, said polymer being obtained or obtainable by the copolymerization of at least the monomers in components a) to d): a) 45 to 90 parts of one of more hydrocarbyl (meth) acrylates each having a homopolymer Tg of from 90 to 130° C. and having no hydrophilic groups; b) 10 to 55 parts of one or more ethylenically unsaturated monomers each having homopolymer Tg of below 90° C. and having no hydrophilic groups; c) 0 to 40 parts of one or more styrenic monomers having a homopolymer Tg of at least 90° C. and having no hydrophilic groups; d) 0 to 10 parts of one or more ethylenically unsaturated monomers each having at least one hydrophilic group; wherein all the parts are by weight; ii) associating the particles to form clusters of particles; iii) optionally stabilizing the clusters; iv) heating the clusters above the glass transition of the polymer.
    • 根据本发明的第一方面,提供了一种制备颗粒状固体的方法,包括步骤i)至iv):i)提供聚合物颗粒在液体介质中的分散体,所述聚合物通过共聚获得或获得 至少组分a)至d)中的单体:a)45至90份更多的均聚物Tg为90至130℃并且不具有亲水基团的(甲基)丙烯酸烷基酯; b)10至55份一种或多种均聚物Tg低于90℃且不具有亲水基团的烯属不饱和单体; c)0至40份一种或多种均聚物Tg至少为90℃且不具有亲水基团的苯乙烯类单体; d)0至10份一种或多种各具有至少一个亲水基团的烯属不饱和单体; 其中所有部分均为重量; ii)将颗粒缔合以形成颗粒簇; iii)任选地稳定簇; iv)将聚合物玻璃化转变以上的簇加热。
    • 6. 发明申请
    • Process for Preparing a Particulate Solid, a Particulate Solid and a Dispersion
    • 制备颗粒状固体,颗粒状固体和分散体的方法
    • US20130267648A1
    • 2013-10-10
    • US13990575
    • 2011-10-28
    • Daniel MorrisMartin Edwards
    • Daniel MorrisMartin Edwards
    • C08F6/18
    • C08F6/18G03G9/0806G03G9/0827G03G9/08711G03G9/08722G03G9/08791G03G9/08795G03G9/08797
    • According to a first aspect of the present invention there is provided a process for preparing a particulate solid comprising the steps i) to iv): i) providing a dispersion of polymer particles in a liquid medium, said polymer being obtained or obtainable by the copolymerisation of at least the monomers in components a) to d): a) 45 to 90 parts of one of more hydrocarbyl (meth) acrylates each having a homopolymer Tg of from 90 to 130° C. and having no hydrophilic groups; b) 10 to 55 parts of one or more ethylenically unsaturated monomers each having homopolymer Tg of below 90° C. and having no hydrophilic groups; c) 0 to 40 parts of one or more styrenic monomers having a homopolymer Tg of at least 90° C. and having no hydrophilic groups; d) 0 to 10 parts of one or more ethylenically unsaturated monomers each having at least one hydrophilic group; wherein all the parts are by weight; ii) associating the particles to form clusters of particles; iii) optionally stabilising the clusters; iv) heating the clusters above the glass transition of the polymer.
    • 根据本发明的第一方面,提供了一种制备颗粒状固体的方法,包括步骤i)至iv):i)提供聚合物颗粒在液体介质中的分散体,所述聚合物是通过共聚获得或获得的 至少组分a)至d)中的单体:a)45至90份更多的均聚物Tg为90至130℃并且不具有亲水基团的(甲基)丙烯酸烷基酯; b)10至55份一种或多种均聚物Tg低于90℃且不具有亲水基团的烯属不饱和单体; c)0至40份一种或多种均聚物Tg至少为90℃且不具有亲水基团的苯乙烯类单体; d)0至10份一种或多种各具有至少一个亲水基团的烯属不饱和单体; 其中所有部分均为重量; ii)将颗粒缔合以形成颗粒簇; iii)任选地稳定簇; iv)将聚合物玻璃化转变以上的簇加热。