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    • 12. 发明专利
    • Polarizer laminate, color filter, and display device
    • 极化层压板,彩色滤光片和显示装置
    • JP2011048308A
    • 2011-03-10
    • JP2009199070
    • 2009-08-28
    • Fujifilm Corp富士フイルム株式会社
    • IWAHASHI SHINTAKUMORISHIMA SHINICHI
    • G02B5/30G02B5/20G02F1/1335
    • G02B5/30C09B31/18C09B31/28C09B35/023G02B5/20G02F1/133788
    • PROBLEM TO BE SOLVED: To provide a new polarizer laminate having a high dichroic ratio.
      SOLUTION: The laminate includes a photo-alignment layer (A) formed of a photo-alignment layer composition that induces a liquid crystal aligning ability by irradiation with light, and a polarizing layer (B) formed of a polarizing layer-forming composition essentially composed of at least one kind of azo dye having nematic liquid crystalline property expressed by general formula (I), wherein the photo-alignment layer composition contains a photo-active compound having at least one carboxyl group and/or sulfo group. In formula (I), R
      1 to R
      4 each independently represent a hydrogen atom or a substituent; R
      5 and R
      6 each independently represent a hydrogen atom or an alkyl group which may have a substituent; L
      1 represents -N=N-, -CH=N-, -C(O)O- or -OC(=O)- group; A
      1 represents a phenyl group which may have a substituent, a naphthyl group which may have a substituent, or an aromatic heterocyclic group which may have a substituent; B
      1 represents a divalent aromatic hydrocarbon group or a divalent aromatic heterocyclic group which may have a substituent; and n represents an integer of 1 to 4, and when n is 2 or more, a plurality of B
      1 may be identical with or different from each other.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供具有高二向色比的新型偏振片层压体。 < P>解决方案:层压体包括由光取向层组合物形成的光取向层(A),其通过照射光诱导液晶取向能力;以及偏振层(B),其由偏振层形成 组合物基本上由至少一种由通式(I)表示的向列型液晶性的偶氮染料组成,其中光取向层组合物含有具有至少一个羧基和/或磺基的光活性化合物。 在式(I)中,R 1至R 4各自独立地表示氢原子或取代基; R SP 5和R 6各自独立地表示氢原子或可以具有取代基的烷基; L 1表示-N = N-,-CH = N-,-C(O)O-或-OC(= O) - 基; A 1 表示可以具有取代基的苯基,可以具有取代基的萘基或可以具有取代基的芳香族杂环基; B 1 表示可以具有取代基的二价芳族烃基或二价芳族杂环基; n表示1〜4的整数,当n为2以上时,多个B 1 可以相同或不同。 版权所有(C)2011,JPO&INPIT
    • 14. 发明专利
    • Liquid crystal composition and liquid crystal display device
    • 液晶组合物和液晶显示装置
    • JP2009244433A
    • 2009-10-22
    • JP2008088927
    • 2008-03-29
    • Fujifilm Corp富士フイルム株式会社
    • IWAHASHI SHINTAKUTAKEUCHI HIROSHIICHIHASHI MITSUYOSHI
    • G02F1/1337
    • PROBLEM TO BE SOLVED: To provide a liquid crystal display device having a high contrast ratio and liquid crystal composition suitable for the device. SOLUTION: The liquid crystal composition contains at least one polymerizable compound having negative permittivity anisotropy such that a dielectric constant orthogonal to the molecular major axis is higher than a dielectric constant in the direction of the molecular major axis. In the liquid crystal display device including liquid crystal composition held between substrates, a layer obtained by crosslinking and curing polymerizable component containing polymerizable compound having the negative permittivity anisotropy is formed on a liquid crystal layer interface. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供具有高对比度的液晶显示装置和适用于该装置的液晶组合物。 解决方案:液晶组合物含有至少一种具有负介电常数各向异性的可聚合化合物,使得与分子长轴正交的介电常数高于分子长轴方向的介电常数。 在包括保持在基板之间的液晶组合物的液晶显示装置中,在液晶层界面上形成具有负介电常数各向异性的含有可聚合化合物的交联固化层的层。 版权所有(C)2010,JPO&INPIT