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    Liquid developer, developer cartridge, process cartridge, image forming apparatus, and image forming method
    1.
    发明授权
    Liquid developer, developer cartridge, process cartridge, image forming apparatus, and image forming method 有权
    液体显影剂，显影剂盒，处理盒，成像设备和图像形成方法

    公开(公告)号：US08741527B2

    公开(公告)日：2014-06-03

    申请号：US13338711

    申请日：2011-12-28

    申请人： Yoshihiro Inaba ,  Akira Imai ,  Daisuke Yoshino ,  Takako Kobayashi ,  Koji Horiba ,  Takahiro Ishizuka ,  Masahiro Oki ,  Ryosaku Igarashi

    发明人： Yoshihiro Inaba ,  Akira Imai ,  Daisuke Yoshino ,  Takako Kobayashi ,  Koji Horiba ,  Takahiro Ishizuka ,  Masahiro Oki ,  Ryosaku Igarashi

    IPC分类号： G03G9/08

    CPC分类号： G03G9/131 ,  G03G9/135

    摘要： A liquid developer includes: a carrier liquid; and toner particles that are dispersed in the carrier liquid and that includes a styrene-based thermoplastic elastomer, a styrene-based thermoplastic resin, and a quaternary ammonium base-containing polymer having a constituent unit expressed by Chemical Formula I: wherein R1 represents hydrogen or an alkyl group with a carbon number equal to or less than 3, R2 represents an alkylene group with a carbon number equal to or less than 18, R3 to R5 represent an alkyl group or an aralkyl group with a carbon number equal to or less than 18, X represents —COO— or —CONH—, and Y− represents a halogen ion or an anion having a —COO— group or a —SO3— group in the structure thereof.

    摘要翻译： 液体显影剂包括：载体液体; 以及分散在载体液体中的调色剂颗粒，其包含苯乙烯基热塑性弹性体，苯乙烯基热塑性树脂和具有由化学式I表示的构成单元的含季铵碱的聚合物：其中R1表示氢或 碳数等于或小于3的烷基，R 2表示碳数等于或小于18的亚烷基，R 3至R 5表示烷基或碳数等于或小于C 1的芳烷基 18，X表示-COO-或-CONH-，Y-表示卤素离子或其结构中具有-COO-基或-SO3-基团的阴离子。

    MAGNETIC POLYMER PARTICLE, METHOD OF PRODUCING THE SAME, AND AQUEOUS DISPERSION, CARTRIDGE, AND IMAGE FORMING APPARATUS USING THE SAME
    5.
    发明申请
    MAGNETIC POLYMER PARTICLE, METHOD OF PRODUCING THE SAME, AND AQUEOUS DISPERSION, CARTRIDGE, AND IMAGE FORMING APPARATUS USING THE SAME 有权
    磁性聚合物颗粒，其制造方法和水性分散体，胶囊和使用其的图像形成装置

    公开(公告)号：US20080167420A1

    公开(公告)日：2008-07-10

    申请号：US11968875

    申请日：2008-01-03

    申请人： Yoshihiro Inaba ,  Takako Kobayashi

    发明人： Yoshihiro Inaba ,  Takako Kobayashi

    IPC分类号： C08L31/00

    CPC分类号： C08F257/02 ,  C08F265/04 ,  C08F265/06 ,  C08L33/066 ,  C08L51/003 ,  C09D133/08 ,  C08L2666/02 ,  C08L2666/04

    摘要： The present invention provides a magnetic polymer particle, including a magnetic powder; a crosslinked polymer of an ethylenically unsaturated monomer; and a non-crosslinked polymer, in which an amount of the magnetic powder with respect to a total amount of the magnetic polymer particle is in a range of about 2.5 to about 50% by mass, the ethylenically unsaturated monomer includes a monomer having a hydroxyl group and a hydrophobic monomer which is free from a hydroxyl group, and an amount of the hydroxyl groups included in the crosslinked polymer and the non-crosslinked polymer is in a range of about 0.1 to about 5.0 mmol/g with respect to a total amount of the crosslinked polymer and the non-crosslinked polymer. Further, the invention provides a method of producing the magnetic polymer particle, and an aqueous dispersion, a cartridge, and an image forming apparatus, all of which use the magnetic polymer particle.

    摘要翻译： 本发明提供一种包含磁性粉末的磁性聚合物颗粒; 烯属不饱和单体的交联聚合物; 和非交联聚合物，其中磁性粉末相对于磁性聚合物颗粒的总量的量在约2.5至约50质量％的范围内，烯属不饱和单体包括具有羟基的单体 基团和不含羟基的疏水性单体，交联聚合物和非交联聚合物中所含的羟基的量相对于总量为约0.1〜约5.0mmol / g 的交联聚合物和非交联聚合物。 此外，本发明提供一种制造磁性聚合物颗粒的方法，以及使用该磁性聚合物颗粒的水性分散体，盒和成像装置。

    Method for producing hydroxyl group-containing polymer particles
    7.
    发明申请
    Method for producing hydroxyl group-containing polymer particles 失效
    制备含羟基聚合物颗粒的方法

    公开(公告)号：US20050009996A1

    公开(公告)日：2005-01-13

    申请号：US10784183

    申请日：2004-02-24

    申请人： Yoshihiro Inaba ,  Takako Kobayashi ,  Chisato Urano

    发明人： Yoshihiro Inaba ,  Takako Kobayashi ,  Chisato Urano

    IPC分类号： C08F8/00 ,  C08F20/18 ,  C08F20/10

    CPC分类号： C08F8/00 ,  C08F2800/20 ,  C08F2220/1825

    摘要： The present invention provides a method for producing hydroxyl group-containing polymer particles including causing cross-linked polymer particles containing a (meth)acrylate polymer to react in the presence of a metal-containing ester-exchange reaction catalyst with at least one compound selected from the group consisting of a compound including at least two hydroxyl groups and a compound including at least one primary amino group and at least one hydroxyl group, the cross-linked polymer particles comprising the (meth)acrylate polymer represented by the following formula (I): wherein R1 represents a hydrogen atom or a methyl group; R2 to R4 may be the same or different from each other, and each independently represents a substituted or non-substituted alkyl group or a substituted or non-substituted aryl group, any one of which has 1 to 12 carbon atoms; and n represents an integer of 1 or more.

    摘要翻译： 本发明提供一种含羟基聚合物颗粒的制造方法，其包括使含有（甲基）丙烯酸酯聚合物的交联聚合物颗粒在含金属的酯交换反应催化剂存在下与至少一种选自 由包含至少两个羟基的化合物和包含至少一个伯氨基和至少一个羟基的化合物组成的组，所述交联聚合物颗粒包含由下式（I）表示的（甲基）丙烯酸酯聚合物， 其中R 1表示氢原子或甲基; R 2至R 4可以彼此相同或不同，并且各自独立地表示取代或未取代的烷基或取代或未取代的芳基，其中任何一个具有1至12个碳 原子 n表示1以上的整数。

    Ink composition, rewritable display medium and method for displaying images
    8.
    发明授权
    Ink composition, rewritable display medium and method for displaying images 失效
    墨水组合物，可重写显示介质和显示图像的方法

    公开(公告)号：US6099630A

    公开(公告)日：2000-08-08

    申请号：US947313

    申请日：1997-10-08

    申请人： Takako Kobayashi ,  Hidehiko Soyama ,  Yutaka Sugizaki

    发明人： Takako Kobayashi ,  Hidehiko Soyama ,  Yutaka Sugizaki

    IPC分类号： B41M5/00 ,  C09D11/00 ,  G02F1/09 ,  G02F1/167 ,  G02F1/17 ,  G09F9/30 ,  G09F9/37 ,  C09D11/02

    CPC分类号： G02F1/167 ,  C09D11/02 ,  G02F2001/094

    摘要： The present invention discloses an ink composition which includes (1) the first ink containing the first solvent and the first colored particles having an affinity for the first solvent and dispersed in the first solvent and (2) the second ink containing the second solvent and the second colored particles having a color different from that of the first colored particles and having an affinity for the second solvent and dispersed in the second solvent, and which separates into two phases, and a rewritable display medium and methods for displaying images utilizing the ink composition.The ink composition, the rewritable display medium and methods for displaying images provide sharp images with high resolution over time.

    摘要翻译： 本发明公开了一种油墨组合物，其包含（1）含有第一溶剂的第一油墨和对第一溶剂具有亲和性并分散在第一溶剂中的第一着色颗粒和（2）含有第二溶剂的第二油墨和 第二着色颗粒具有与第一着色颗粒不同的颜色并且对第二溶剂具有亲和力并分散在第二溶剂中，并分离成两相，以及可重写显示介质和使用该油墨组合物显示图像的方法 。 油墨组合物，可重写显示介质和用于显示图像的方法提供了具有高分辨率的清晰图像。

    Developer for electrostatic photography and image forming method
    9.
    发明授权
    Developer for electrostatic photography and image forming method 失效
    静电摄影和图像形成方法的开发者

    公开(公告)号：US5783350A

    公开(公告)日：1998-07-21

    申请号：US762396

    申请日：1996-12-09

    申请人： Hirotaka Matsuoka ,  Takako Kobayashi

    发明人： Hirotaka Matsuoka ,  Takako Kobayashi

    IPC分类号： G03G9/12 ,  G03G9/125 ,  G03G9/13 ,  G03G15/10

    CPC分类号： G03G9/125 ,  G03G9/12 ,  G03G9/131

    摘要： The developer for electrostatic photography according to the present invention comprises toner particles containing a thermoplastic resin and a colorant dispersed in an electrically insulating carrier having a melting point above room temperature wherein the thermoplastic resin is insoluble in the electrically insulating carrier at a temperature below the melting point of the electrically insulating carrier but becomes solvated with the electrically insulating carrier at a temperature above the melting point of the electrically insulating carrier. The present invention provides a developer for electrostatic photography, which enables to reduce the emission of vapor, to carry out a fixing treatment at a higher rate, to reduce the amount of energy required for fixing treatment and to create a high-quality image even after repeated use of the developer.

    摘要翻译： 根据本发明的用于静电摄影的显影剂包括分散在熔点高于室温的电绝缘载体中的热塑性树脂和着色剂的调色剂颗粒，其中热塑性树脂在低于熔融温度的温度下不溶于电绝缘载体 点在电绝缘载体的熔点以上的温度下与电绝缘载体溶剂化。 本发明提供了一种用于静电摄影的显影剂，其能够减少蒸气的排放，以更高的速率进行定影处理，以减少定影处理所需的能量并且甚至在产生高质量图像之后 重复使用开发者。