Liquid crystal composition and liquid crystal display device
    61.
    发明授权
    Liquid crystal composition and liquid crystal display device 有权
    液晶组成和液晶显示装置

    公开(公告)号:US08535768B2

    公开(公告)日:2013-09-17

    申请号:US13145791

    申请日:2010-01-15

    申请人: Masayuki Saito

    发明人: Masayuki Saito

    摘要: Described is a liquid crystal composition which satisfies at least one of such characteristics as high upper limit temperature of the nematic phase, low lower limit temperature of the nematic phase, low viscosity, adequate optical anisotropy, large negative dielectric anisotropy, high resistivity, high stability to ultraviolet light and high stability to heat, or which has an adequate balance between at least two of the above-mentioned characteristics. Also described is an AM element having a short response time, high voltage holding ratio, high contrast ratio, long life and the like. The liquid crystal composition contains a specific compound having a large negative dielectric anisotropy and a low lower limit temperature as a first component, a specific compound having a low viscosity or a high upper limit temperature as a second component, and a specific compound having a polymerizable group as a third component. The AM element contains the composition.

    摘要翻译: 描述了满足向列相的上限上限温度,向列相的低下限温度,低粘度,适当的光学各向异性,大的负介电各向异性,高电阻率,高稳定性等特性中的至少一种的液晶组合物 对紫外光和对热的高稳定性,或者在至少两种上述特征之间具有足够的平衡。 还描述了具有短的响应时间,高电压保持率,高对比度,长寿命等的AM元件。 液晶组合物含有作为第一成分具有大的负介电各向异性和低下限温度的特定化合物,作为第二成分的具有低粘度或高上限温度的具体化合物,以及具有可聚合的 组作为第三个组件。 AM元素包含组成。

    LIQUID CRYSTAL COMPOUND HAVING NEGATIVE DIELECTRIC ANISOTROPY, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME
    63.
    发明申请
    LIQUID CRYSTAL COMPOUND HAVING NEGATIVE DIELECTRIC ANISOTROPY, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME 有权
    具有负电介质聚合物的液晶化合物,液晶组合物和使用其的液晶显示装置

    公开(公告)号:US20120190897A1

    公开(公告)日:2012-07-26

    申请号:US13499292

    申请日:2010-09-27

    摘要: The invention provides a liquid crystal compound having general physical properties necessary for the liquid crystal compound, namely, stability to heat, light and so forth, a small viscosity, a refractive index anisotropy having a suitable magnitude value, a dielectric anisotropy having a suitable magnitude value, steep electrooptical characteristics, a wide temperature range of a nematic phase, and an excellent compatibility with other liquid crystal compounds, in particular, a liquid crystal compound having a wide temperature range of the nematic phase; a compound represented by formula (i): wherein, for example, R1 and R2 are alkyl having 1 to 8 carbons or alkenyl having 2 to 8 carbons; ring A1 is trans-1,4-cyclohexylene or 1,4-phenylene; ring A2 is trans-1,4-cyclohexylene or 2,3-difluoro-1,4-phenylene; Q1 and Q2 are fluorine or chlorine; and h is 0, 1 or 2.

    摘要翻译: 本发明提供了具有液晶化合物所需的一般物性的液晶化合物,即对热,光等的稳定性,粘度小,折射率各向异性具有合适的量值,具有合适幅度的介电各向异性 值,陡峭的电光特性,向列相的宽温度范围,以及与其它液晶化合物,特别是具有宽的向列相温度范围宽的液晶化合物的良好的相容性。 由式(ⅰ)表示的化合物:其中,例如,R 1和R 2为碳数1〜8的烷基或碳原子数为2〜8的烯基; 环A1为反式-1,4-亚环己基或1,4-亚苯基; 环A2是反式-1,4-亚环己基或2,3-二氟-1,4-亚苯基; Q1和Q2是氟或氯; h为0,1或2。

    LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
    65.
    发明申请
    LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE 有权
    液晶组合物和液晶显示装置

    公开(公告)号:US20110240921A1

    公开(公告)日:2011-10-06

    申请号:US13133945

    申请日:2009-10-21

    申请人: Masayuki Saito

    发明人: Masayuki Saito

    IPC分类号: C09K19/30 C09K19/06 C09K19/12

    摘要: The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced between at least two of the characteristics; and is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth, wherein the liquid crystal composition includes a specific compound having a large negative dielectric anisotropy and a low minimum temperature as a first component and a specific compound having a large negative dielectric anisotropy, and the liquid crystal display device contains this composition.

    摘要翻译: 本发明提供一种液晶组合物,其满足以下特征中的至少一种:向列相的最高的最高温度,向列相的低最低温度,小粘度,适当的光学各向异性,大的负介电各向异性 ,比电阻大,对紫外线的稳定性高,对热的稳定性高,或者在至少两种特性之间适当平衡; 并且提供具有短响应时间,大电压保持率,大对比度,使用寿命长等的AM器件,其中液晶组合物包括具有大的负介电各向异性的特定化合物和 作为第一成分的低最低温度和具有大的负介电各向异性的特定化合物,并且液晶显示装置含有该组成。

    FIVE-RING COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
    66.
    发明申请
    FIVE-RING COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE 有权
    五环化合物,液晶组合物和液晶显示装置

    公开(公告)号:US20110240919A1

    公开(公告)日:2011-10-06

    申请号:US13073714

    申请日:2011-03-28

    摘要: The subject is to provide a liquid crystal that has a high stability to heat, light and so forth, a wide temperature range of a nematic phase, a small viscosity, a large optical anisotropy and a suitable elastic constant K33, and further has a large negative dielectric anisotropy and an excellent compatibility with any other liquid crystal compound. The invention provides the compound (1): wherein, for example, R1 and R2 are hydrogen, alkyl having 1 to 10 carbons, alkenyl having 2 to 10 carbons, alkoxy having 1 to 9 carbons, alkoxyalkyl having 2 to 9 carbons or alkenyloxy having 2 to 9 carbons; when one of the ring A1, the ring A2 and the ring A3 is 1,4-phenylene or 2,3-difluoro-1,4-phenylene, the other two are 1,4-cyclohexylene or 1,4-cyclohexenylene; and Z1 is a single bond, —(CH2)2—, —CH2O—, —OCH2—, —COO— or —OCO—.

    摘要翻译: 本发明提供一种对热,光等具有高稳定性,向列相的宽温度范围,小粘度,大的光学各向异性和适当的弹性常数K33的液晶,并且还具有大的 负介电各向异性和与任何其它液晶化合物的相容性优异。 本发明提供了化合物(1):其中,例如,R1和R2为氢,碳原子数1〜10的烷基,碳数2〜10的烯基,碳数1〜9的烷氧基,碳原子数2〜9的烷氧基烷基或烯氧基, 2至9个碳; 当环A1,环A2和环A3中的一个是1,4-亚苯基或2,3-二氟-1,4-亚苯基时,另外两个是1,4-亚环己基或1,4-亚环己烯基; 并且Z 1是单键, - (CH 2)2 - , - CH 2 O - , - OCH 2 - , - COO-或-OCO-。

    Chlorofluorobenzene liquid crystal compound, liquid crystal composition and liquid crystal display device
    68.
    发明申请
    Chlorofluorobenzene liquid crystal compound, liquid crystal composition and liquid crystal display device 有权
    氯氟苯液晶化合物,液晶组合物和液晶显示装置

    公开(公告)号:US20080075891A1

    公开(公告)日:2008-03-27

    申请号:US11896765

    申请日:2007-09-05

    摘要: A liquid crystal compound selected from a group of compounds represented by formula (a): wherein Ra and Rb are each independently alkyl having 1 to 10 carbons, alkoxy having 1 to 9 carbons, alkoxyalkyl having 2 to 9 carbons, alkenyl having 2 to 10 carbons, alkenyloxy having 2 to 9 carbons, fluoroalkyl having 1 to 10 carbons or fluoroalkoxy having 1 to 9 carbons; ring A1, ring A2 and ring A3 are each independently trans-1,4-cyclohexylene, trans-1,3-dioxane-2,5-diyl, trans-tetrahydropyran-2,5-diyl, 1,4-phenylene, 2-fluoro-1,4-phenylene, 2,3-difluoro-1,4-phenylene, 2,5-difluoro-1,4-phenylene, 2,6-difluoro-1,4-phenylene, pyridine-2,5-diyl, 6-fluoropyridine-2,5-diyl or pyridazine-2,5-diyl; Z1, Z2 and Z3 are each independently a single bond, —(CH2)2—, —CH═CH—, —C≡C—, —CH2O, —OCH2—, —COO—, —OCO—, —OCF2—, —CF2O—, —CH2CH2OCF2— or —CF2OCH2CH2—; l, m and n are each independently 0, 1 or 2, provided that l+m+n is 0, 1, 2 or 3; one of X1 and X2 is fluorine, and the other is chlorine; Q is and atoms comprising the compound each may be an isotope thereof.

    摘要翻译: 一种选自一组由式(a)表示的化合物的液晶化合物:其中R a和R b各自独立地为具有1至10个碳的烷基,具有1至9个碳的烷氧基,具有2至9个碳的烷氧基烷基,具有2至10个碳原子的烯基 碳数2〜9的烯氧基,碳原子数1〜10的氟烷基或碳原子数1〜9的氟代烷氧基; 环A 1,环A 2和环A 3各自独立地为反式-1,4-亚环己基,反式-1,3-二恶烷 -2,5-二基,反式四氢吡喃-2,5-二基,1,4-亚苯基,2-氟-1,4-亚苯基,2,3-二氟-1,4-亚苯基,2,5-二氟 -1,4-亚苯基,2,6-二氟-1,4-亚苯基,吡啶-2,5-二基,6-氟吡啶-2,5-二基或哒嗪-2,5-二基; Z 1,Z 2,Z 3和Z 3各自独立地为单键, - (CH 2 N 2)