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    Toner and image forming method
    1.
    发明授权
    Toner and image forming method 有权
    调色剂和成像方法

    公开(公告)号：US06316157B1

    公开(公告)日：2001-11-13

    申请号：US09610914

    申请日：2000-07-05

    申请人： Junko Yoshikawa ,  Kenji Okado ,  Masaaki Taya ,  Yushi Mikuriya ,  Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama

    发明人： Junko Yoshikawa ,  Kenji Okado ,  Masaaki Taya ,  Yushi Mikuriya ,  Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama

    IPC分类号： G03G9097

    CPC分类号： G03G9/09708 ,  G03G9/0821 ,  G03G9/08755 ,  G03G9/09783

    摘要： A non-metallic black toner is disclosed. The toner has toner particles containing at least a binder resin, a carbon black and an organometallic compound, and an external additive. The toner particles contain 10 to 200 ppm of at least one kind of alkali metal element and at least one kind of organometallic compound. The toner particles further contain a polyester resin. The non-metallic black toner has a weight-average particle diameter of 4 to 11 &mgr;m, the following loss tangents tan &dgr; shown by dielectric loss factor ∈″/dielectric constant ∈′ at frequencies of 5×104 Hz and 105 Hz: tan &dgr; (5×104 Hz)≦0.0125 tan &dgr; (105 Hz)≦0.0105, a Carr's flowability index of 50 or more, and a Carr's floodability index of 65 or more. Also, an image forming method is disclose using the black toner.

    摘要翻译： 公开了一种非金属黑色调色剂。 调色剂具有至少含有粘合剂树脂，炭黑和有机金属化合物的调色剂颗粒和外部添加剂。 调色剂颗粒含有10-200ppm的至少一种碱金属元素和至少一种有机金属化合物。 调色剂颗粒还含有聚酯树脂。 非金属黑色调色剂的重均粒径为4〜11μm，频率为5×104Hz，105Hz时的介电损耗因子∈“/介电常数ε'表示的以下损耗正切tanδ：卡尔的流动性 指数为50以上，卡尔的防洪指数为65以上。 此外，使用黑色调色剂公开了图像形成方法。

    Process for producing toner particles, and toner
    6.
    发明授权
    Process for producing toner particles, and toner 有权
    生产调色剂颗粒的方法和调色剂

    公开(公告)号：US07153625B2

    公开(公告)日：2006-12-26

    申请号：US11102666

    申请日：2005-04-11

    申请人： Takeshi Kaburagi ,  Yushi Mikuriya ,  Keiji Komoto ,  Yasushi Katsuta ,  Kenichi Nakayama

    发明人： Takeshi Kaburagi ,  Yushi Mikuriya ,  Keiji Komoto ,  Yasushi Katsuta ,  Kenichi Nakayama

    IPC分类号： G03G9/08

    CPC分类号： G03G9/09708 ,  G03G9/0806 ,  G03G9/0833 ,  G03G9/08711 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/09716 ,  G03G9/09725

    摘要： In a process for producing toner particles by dispersing in an aqueous medium a polymerizable monomer composition containing at least a polymerizable monomer and a colorant and carrying out polymerization by the use of a polymerization initiator, the concentration of alcohol having 4 to 6 carbon atoms in the aqueous medium is so adjusted as to be from 500 ppm to 2,000 ppm when the polymerization conversion of the polymerizable monomer composition is 30%, and to be from 2,300 ppm to 10,000 ppm when the polymerization conversion of the polymerizable monomer composition is 97%.

    摘要翻译： 在通过在水性介质中分散含有至少可聚合单体和着色剂并且通过使用聚合引发剂进行聚合的可聚合单体组合物来生产调色剂颗粒的方法中，在所述聚合引发剂中具有4至6个碳原子的醇的浓度 当聚合性单体组合物的聚合转化率为30％时，将水性介质调节为500ppm〜2000ppm，当聚合性单体组合物的聚合转化率为97％时，将其调节为2300ppm〜10000ppm。

    TONER
    7.
    发明申请
    TONER 有权
    托尼

    公开(公告)号：US20130177845A1

    公开(公告)日：2013-07-11

    申请号：US13824337

    申请日：2011-10-03

    申请人： Kenta Kamikura ,  Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Shiro Kuroki

    发明人： Kenta Kamikura ,  Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Shiro Kuroki

    IPC分类号： G03G9/087

    CPC分类号： G03G9/08702 ,  G03G9/0806 ,  G03G9/0821 ,  G03G9/08791 ,  G03G9/08795 ,  G03G9/08797

    摘要： The invention provides a toner that is capable of low-temperature fixing even in high-speed electrophotographic processes while keeping the cleaning performance when used at high temperatures and the high-temperature storage stability. This toner having toner particles, each of which contains a binder resin and a colorant is characterized in that the temperature of Tp [° C.] when the loss elastic modulus obtained by dynamic viscoelastic measurements on the toner exhibits a maximum value in the temperature range from at least 30° C. to not more than 200° C., is from at least 40° C. to not more than 55° C., and in that, with G″(Tp) [Pa] being this maximum value, G″(Tp+15) [Pa] being the loss elastic modulus at the temperature of Tp+15 [° C.], and G″(Tp+30) [Pa] being the loss elastic modulus at the temperature of Tp+30 [° C.], G″(Tp), G″(Tp+15), and G″(Tp+30) satisfy prescribed relationships.

    摘要翻译： 本发明提供即使在高速电子照相方法中也能够在保持高温时的清洁性能的同时能够进行低温定影的调色剂和高温保存稳定性。 该调色剂具有调色剂颗粒，每一个都含有粘合剂树脂和着色剂，其特征在于当通过调色剂上的动态粘弹性测量获得的损耗弹性模量在温度范围内表现出最大值时，Tp [℃]的温度 从至少30℃至不超过200℃，为至少40℃至不超过55℃，并且其中G“（Tp）[Pa]为最大值 值“G”（Tp + 15）[Pa]是温度Tp + 15 [℃]时的损耗弹性模量，G“（Tp + 30）[Pa] Tp + 30 [℃]，G“（Tp），G”（Tp + 15）和G“（Tp + 30）的温度满足规定的关系。

    TONER
    8.
    发明申请
    TONER 有权
    托尼

    公开(公告)号：US20130171552A1

    公开(公告)日：2013-07-04

    申请号：US13821217

    申请日：2011-09-06

    申请人： Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi ,  Hideki Kaneko

    发明人： Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi ,  Hideki Kaneko

    IPC分类号： G03G9/08

    CPC分类号： G03G9/08 ,  G03G9/0825 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797

    摘要： The present invention provides a toner showing an excellent fixing property even in high-speed image formation and inhibiting contamination of the inside of an apparatus and thereby being capable of stably forming high-quality images not having unevenness of gloss over a long period of time. In the toner including toner particles containing a binder resin, an ester wax, and a coloring agent, the ester wax is prescribed by, in GC/MS analysis of components volatilized by heating the wax at 200° C. for 10 minutes, a relationship in the components having carbon atoms in specific ranges.

    摘要翻译： 本发明提供了即使在高速图像形成中也具有优异的定影性的调色剂，并且抑制了装置内部的污染，从而能够在长时间内稳定地形成不具有不均匀光泽的高质量图像。 在包含含有粘合剂树脂，酯蜡和着色剂的调色剂颗粒的调色剂中，通过在通过在200℃下加热蜡挥发10分钟的组分的GC / MS分析中来处理酯蜡，关系 在具有特定范围的碳原子的组分中。

    Toner
    9.
    发明授权
    Toner 有权
    爽肤水

    公开(公告)号：US08859177B2

    公开(公告)日：2014-10-14

    申请号：US13821217

    申请日：2011-09-06

    申请人： Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi ,  Hideki Kaneko

    发明人： Kazumi Yoshizaki ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi ,  Hideki Kaneko

    IPC分类号： G03G9/08 ,  G03G9/087

    CPC分类号： G03G9/08 ,  G03G9/0825 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797

    摘要： The present invention provides a toner showing an excellent fixing property even in high-speed image formation and inhibiting contamination of the inside of an apparatus and thereby being capable of stably forming high-quality images not having unevenness of gloss over a long period of time. In the toner including toner particles containing a binder resin, an ester wax, and a coloring agent, the ester wax is prescribed by, in GC/MS analysis of components volatilized by heating the wax at 200° C. for 10 minutes, a relationship in the components having carbon atoms in specific ranges.

    摘要翻译： 本发明提供即使在高速图像形成中也具有优异的定影性的调色剂，并且抑制了装置内部的污染，从而能够在长时间内稳定地形成不具有不均匀光泽的高质量图像。 在包含含有粘合剂树脂，酯蜡和着色剂的调色剂颗粒的调色剂中，通过在通过在200℃下加热蜡挥发10分钟的组分的GC / MS分析中来处理酯蜡，关系 在具有特定范围的碳原子的组分中。

    Toner and process for producing toner
    10.
    发明授权
    Toner and process for producing toner 有权
    调色剂和生产调色剂的方法

    公开(公告)号：US08841056B2

    公开(公告)日：2014-09-23

    申请号：US13582830

    申请日：2011-03-28

    申请人： Kazumi Yoshizaki ,  Shinya Yachi ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi

    发明人： Kazumi Yoshizaki ,  Shinya Yachi ,  Yasushi Katsuta ,  Kenichi Nakayama ,  Takeshi Kaburagi

    IPC分类号： G03G9/087 ,  G03G9/093 ,  G03G9/08

    CPC分类号： G03G9/0821 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/09321 ,  G03G9/09328 ,  G03G9/09385 ,  G03G9/09392

    摘要： A toner is provided which has toner particles and an inorganic fine powder; the toner particles being obtained by suspension polymerization using a specific polar resin. The toner is a toner in which; where, in displacement levels found in a micro-compression test in which a force is applied to a toner single particle at a loading rate of 9.8×10−6 N/sec to measure a displacement level (μm) at a point of time where the force has reached a maximum force of 4.90×10−4 N, the displacement level of the toner at a measurement temperature of 25° C. is represented by X(25) and the displacement level of the toner at a measurement temperature of 50° C. by X(50), and the number average particle diameter of the toner is represented by D (μm), the X(25), X(50) and D satisfies the relations: 0.10≦X(25)/D≦0.35  (1) 30≦[X(50)−X(25)]/X(25)×100≦150  (2).

    摘要翻译： 提供具有调色剂颗粒和无机细粉末的调色剂; 调色剂颗粒通过使用特定极性树脂的悬浮聚合获得。 调色剂是其中的调色剂; 其中，在微压缩试验中发现的位移水平，其中以9.8×10-6N /秒的载荷速率将力施加到调色剂单颗粒上以在时间点测量位移水平（μm）， 力已经达到4.90×10-4N的最大力，在25℃的测量温度下调色剂的位移水平由X（25）表示，调色剂在测量温度为50℃时的位移水平 ℃（50），调色剂的数均粒径由D（μm）表示，X（25），X（50）和D满足关系式：0.10＆nlE; X（25）/ （X（50）-X（25）] / X（25）×100＆nlE; 150（2）。