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    • 1. 发明专利
    • Migrating particle dispersion liquid, display medium and display device
    • 移动颗粒分散液,显示介质和显示设备
    • JP2011059509A
    • 2011-03-24
    • JP2009210643
    • 2009-09-11
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • KAWAHARA ATSUSHITOKUNAGA NAMINAKAYAMA DAISUKE
    • G02F1/167
    • G02F1/167G02F2001/1678
    • PROBLEM TO BE SOLVED: To make a threshold voltage of migrating particles higher than when a first particle among the migrating particles does not have its surface coated with a curvature adjusting part and a crosslinking agent is not contained either which can couple a plurality of migrating particles with a reversible crosslinking structure.
      SOLUTION: Migrating particle dispersion liquid includes: the plurality of migrating particles 1a such that the first particle 2B has its surface coated with the curvature adjusting part comprised of an curvature adjusting material 4a and a curvature of a surface of the curvature adjusting part is larger than that of a first particle 2B which does not include a curvature adjusting part; the crosslinking agent 6 capable of coupling the plurality of migrating particles 1a with the reversible crosslinking structure; and a dispersion medium in which the migrating particles 1a and crosslinking agent 6 are dispersed.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了使迁移颗粒的阈值电压高于迁移颗粒中的第一颗粒不具有曲率调节部分和交联剂的表面涂层的阈值电压,其可以耦合多个 的迁移颗粒与可逆交联结构。 解决方案:迁移颗粒分散液包括:多个迁移颗粒1a,使得第一颗粒2B的表面涂覆有由曲率调节材料4a组成的曲率调节部分和曲率调节部分的表面的曲率 大于不包括曲率调节部的第一粒子2B的尺寸; 能够将多个迁移粒子1a与可逆交联结构偶合的交联剂6; 以及其中分散有迁移粒子1a和交联剂6的分散介质。 版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Particle dispersion liquid for display, display medium and display device
    • 用于显示,显示介质和显示设备的颗粒分散液体
    • JP2012042497A
    • 2012-03-01
    • JP2010180823
    • 2010-08-12
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • KAYASHIMA HIROSHIHIJI NAOKINAKAYAMA DAISUKEKAWAHARA ATSUSHITOKUNAGA NAMIYAMAMOTO YASUO
    • G02F1/167G09F9/37
    • PROBLEM TO BE SOLVED: To provide a particle dispersion liquid for a display, which comprises a system including first particles that move in accordance with an electric field and have a first functional group on the surfaces thereof, and a dispersant having a second functional group in the opposite polarity to that of the first functional group and further includes second particles, and which suppresses color mixing of a color by the first particles and a color by the second particles, compared to a particle dispersion liquid that does not use the above second particles.SOLUTION: The particle dispersion liquid for a display includes: first particles that move in accordance with an electric field and have a first functional group on the surfaces of the particles; a dispersant having a second functional group in an opposite polarity to that of the first functional group; second particles that move in accordance with an electric field, have a color and charging characteristics different from those of the first particles, and have at least one group selected from a phenyl group, a hydroxyl group and an alkyl group on the surfaces thereof; and a dispersion medium.
    • 要解决的问题:提供一种用于显示器的颗粒分散液,其包括包括根据电场移动并且在其表面上具有第一官能团的第一颗粒的系统和具有第二颗粒的​​分散剂 官能团与第一官能团的极性相反,并且还包括第二颗粒,并且与不使用第二颗粒的​​颗粒分散液相比,其抑制第一颗粒的颜色和第二颗粒的​​颜色的混色 高于第二颗粒。 解决方案:用于显示器的颗粒分散液包括:根据电场移动并在颗粒表面上具有第一官能团的第一颗粒; 具有与第一官能团相反极性的第二官能团的分散剂; 具有与第一颗粒不同的颜色和充电特性的表面上具有至少一个选自苯基,羟基和烷基的基团的第二颗粒,其根据电场移动; 和分散介质。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • 表示媒体、表示装置、電子機器、展示用媒体、及びカード媒体
    • 显示介质,显示单元,电子设备,展览媒体和卡片介质
    • JP2014215556A
    • 2014-11-17
    • JP2013094686
    • 2013-04-26
    • 富士フイルム株式会社Fujifilm Corp富士ゼロックス株式会社Fuji Xerox Co Ltd
    • MITSUI TETSUROTOKUNAGA NAMI
    • G02F1/167
    • 【課題】光照射下でも駆動特性の変化が抑制される表示媒体、表示装置、電子機器、展示用媒体、及びカード媒体を提供する。【解決手段】少なくとも一方が透光性を有し、間隙をもって配置された一対の基板20,22と、前記一対の基板間に封入され、電界に応じて移動する表示用着色粒子群34及び表示用着色粒子群が分散する分散媒50を含む表示用分散液と、を含み、光照射下で一対の基板間に電圧を印加して表示用着色粒子群を移動させときの着色粒子の最大吸収波長における光電変換効率が0.01%以下である表示媒体12。【選択図】図1
    • 要解决的问题:提供即使在光照射下也能够抑制驱动特性的变化的显示介质,显示单元,电子设备,展示介质和卡介质。解决方案:显示介质12包括:一对基板 20,22,其间具有间隙,其中至少一个具有透光性; 用于显示的流体分散体封装在一对基板之间并且包含配置为根据电场移动的显示器的着色粒子组34和其中分散有显示用着色粒子群的分散剂50。 当通过在光照射下在一对基板之间施加电压来移动显示用着色粒子群时,着色粒子的最大吸收波长的光电转换效率为0.01%以下。
    • 6. 发明专利
    • Display medium and display device
    • 显示介质和显示设备
    • JP2013235262A
    • 2013-11-21
    • JP2013084359
    • 2013-04-12
    • Fuji Xerox Co Ltd富士ゼロックス株式会社Fujifilm Corp富士フイルム株式会社
    • TOKUNAGA NAMIMORIYAMA HIROAKIMANABE TSUTOMUMACHIDA YOSHINORISATO TADANOBU
    • G02F1/167C08F290/06G02F1/17
    • G02F1/167G02F2202/023
    • PROBLEM TO BE SOLVED: To provide a display medium which can inhibit particles from adhering to facing surfaces of substrates.SOLUTION: A display medium 10 comprises: a pair of substrates 20, 22 that have electrodes and are arranged with a separation from each other, at least one of th substrate having light transmissivity; a dispersion medium 50 enclosed in between the pair of substrates 20, 22; particles 34 that are dispersed within the dispersion medium 50 and move within the dispersion medium 50 in response to an electric field formed between the pair of substrates 20, 22; and surface layers 21, 23 comprising a macromolecular compound provided on at least one of the facing surfaces of the pair of substrates 20, 22. The macromolecular compound is derived at least from (1) a (meth)acrylic monomer of 10 to 90 mol% inclusive, (2) a silicone macromer of 1 to 50 mol% inclusive, and (3) a cross-linkable monomer of 2 to 70 mol% inclusive, where the percentages are based on the total amount of the components (1), (2) and (3) as the reference (100 mol%).
    • 要解决的问题:提供可以抑制颗粒粘附到基板的相对表面的显示介质。解决方案:显示介质10包括:一对基板20,22,其具有彼此分离的电极, 具有透光性的第一基板中的至少一个; 封闭在一对基板20,22之间的分散介质50; 颗粒34分散在分散介质50内并响应于在一对基板20,22之间形成的电场在分散介质50内移动; 以及表面层21,23,其包含提供在一对基板20,22的至少一个相对表面上的大分子化合物。高分子化合物至少衍生自(1)10至90摩尔的(甲基)丙烯酸单体 (2)含有1〜50摩尔%的硅氧烷大分子单体和(3)2-70摩尔%的可交联单体,其中百分比基于组分(1)的总量, (2)和(3)作为参考(100mol%)。
    • 9. 发明专利
    • Electrophoresis particle dispersion liquid, display medium, and display device
    • 电泳颗粒分散液,显示介质和显示装置
    • JP2011158770A
    • 2011-08-18
    • JP2010021261
    • 2010-02-02
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • TOKUNAGA NAMIKAWAHARA ATSUSHI
    • G02F1/167C08F230/08C08J3/11C08J3/205C08L101/00G02F1/17
    • PROBLEM TO BE SOLVED: To provide a polymer dispersant by which charged particles suppressed in variation in charge polarity is obtained.
      SOLUTION: Disclosed is an electrophoresis particle dispersion liquid including two kinds of electrophoresis particles using the polymer dispersant comprising a copolymer including a constituent unit (A), a constituent unit (B) and a constituent unit (C). Mother particles of the two kinds of electrophoresis particles include acid polymers mutually having acid groups and having acid values different from each other; or one of the mother particles of the electrophoresis particles includes acid polymers having acid groups and the other includes basic polymers having basic groups. In constituent units, X denotes a group having a silicone chain or a group having a ≥12C alkyl long chain. Ra
      1 , Ra
      2 and Ra
      3 each independently denotes a hydrogen atom or a methyl group. Rb
      2 denotes a 1-11C alkyl group. Rb
      3 denotes a hydrogen atom or -Rb
      31 -OH (wherein Rb
      31 denotes a 1-11C alkylene group, a 1-11C alkylene group replaced by an aryloxy group, a 1-11C alkylene group replaced by a hydroxyl group or -(CH
      2 -CH
      2 -O)
      m -CH
      2 -CH
      2 - (m denotes a natural number of 0 or 1 to 4)), and n1 denotes a natural number of 16 to 99, n2 denotes a natural number of 0.2 to 55 and n3 denotes a natural number of 0.1 to 14.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种聚合物分散剂,其中获得充电颗粒在电荷极性变化中被抑制。 解决方案:公开了一种电泳颗粒分散液,其包括使用包含包含构成单元(A),构成单元(B)和构成单元(C))的共聚物的聚合物分散剂的两种电泳颗粒。 两种电泳颗粒的母体颗粒包括相互具有酸基并具有彼此不同的酸值的酸聚合物; 或电泳颗粒的母体颗粒之一包括具有酸基的酸聚合物,另一种包括具有碱性基团的碱性聚合物。 在构成单元中,X表示具有硅酮链或具有≥12C烷基长链的基团。 Ra 1 ,Ra 2 和Ra 3 各自独立地表示氢原子或甲基。 Rb 2 表示1-11C烷基。 R b SB 3表示氢原子或-R b SB 31 -OH(其中R b 31 表示1-11C亚烷基,1-11C亚烷基 基团被芳氧基取代,被一个羟基取代的1-11C亚烷基或 - (CH 2 -CH 2 -O) > - - - - - - - - - - - - - - - (3)其中n1表示16至99的自然数,n2表示 自然数为0.2〜55,n3表示0.1〜14的自然数。版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Electrophoretic particles, electrophoretic particle dispersion, display medium, and display device
    • 电泳颗粒,电泳颗粒分散体,显示介质和显示装置
    • JP2011043712A
    • 2011-03-03
    • JP2009192406
    • 2009-08-21
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • TOKUNAGA NAMIKAWAHARA ATSUSHINAKAYAMA DAISUKEYAMAMOTO YASUOMORIYAMA HIROAKI
    • G02F1/167
    • C08L33/26C08L33/06G02F1/167G02F2001/1678G09G3/344
    • PROBLEM TO BE SOLVED: To provide a display device employing three-valued electrophoretic system that easily controls the threshold value voltages of electrophoretic particles for a single-pixel multi-color display system and threshold value voltage differences between the particles. SOLUTION: Electrophoretic particles include: a base particle 2 containing resin 2A and a colorant 2B; and a dispersant 4 coating the surface of the mother particle 2 and having a structure expressed by general formal (1) given below: [in the general formula (1), R 1 represents a dimethylsiloxane chain in which two or more dimethylsioxane structures are connected and an organic group may be substituted; R 2 represents a hydrogen or methyl group, and Ar 1 represents an organic group having an aromatic group; (a) represents an integer equal to or larger than 8 but equal to or smaller than 88; (b) represents an integer equal to or larger than 12 but equal to or smaller than 82; and (c) represents an integer equal to or larger than 0 but equal to or smaller than 30; and (f) represents an integer equal to or larger than 1 but equal to or smaller than 1 but equal to or smaller than 3; in addition, (a)+(b)+(c)=100, and the proportion of structure portion (b) in the dispersant having the structure expressed by the general formula (1) is 50% or less by mass]. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种采用三值电泳系统的显示装置,其容易地控制用于单像素多色显示系统的电泳颗粒的阈值电压和颗粒之间的阈值电压差。 电泳颗粒包括:含有树脂2A和着色剂2B的基础颗粒2; 和分散剂4,其涂覆母粒2的表面,并具有由以下给出的通式(1)表示的结构:[在通式(1)中,R SB 1表示二甲基硅氧烷链,其中 两个或更多个二甲基二恶烷结构连接并且有机基团可以被取代; R SB 2表示氢或甲基,Ar 1表示具有芳基的有机基团, (a)表示等于或大于8但等于或小于88的整数; (b)表示等于或大于12但等于或小于82的整数; 和(c)表示等于或大于0但等于或小于30的整数; 和(f)表示等于或大于1但等于或小于1但等于或小于3的整数; 另外,(a)+(b)+(c)= 100,由通式(1)表示的结构的分散剂中的结构部分(b)的比例为50质量%以下)。 版权所有(C)2011,JPO&INPIT