Liquid crystal composition and liquid crystal display device
    1.
    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:US08496850B2

    公开(公告)日:2013-07-30

    申请号:US13061104

    申请日:2009-08-19

    摘要: Disclosed is a liquid crystal composition that can satisfy at least one of properties such as a high upper limit temperature of a nematic phase, a low lower limit temperature of a nematic phase, a low viscosity, a proper optical anisotropy, a negatively high dielectric anisotropy, a high specific resistance, a high stability against ultraviolet light, and a high stability against heat, or has a proper balance between at least two of the above properties. The liquid crystal composition comprises a first component of a dicyclic compound which has a negatively high dielectric anisotropy and contains fluorines at least three of lateral positions, a second component of a specific compound having a low viscosity, and a third component of a specific compound having a negatively high dielectric anisotropy and contains a negatively dielectric anisotropy. The liquid crystal display element comprises the composition.

    摘要翻译: 公开了能够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,负高介电常数各向异性等特性中的至少一种的液晶组合物 ,高电阻率,对紫外线的高稳定性和高热稳定性,或者在至少两种上述性质之间具有适当的平衡。 液晶组合物包含具有负高介电各向异性的二环化合物的第一组分,并且含有至少三个横向位置的荧光,具有低粘度的特定化合物的第二组分和具有化合物的第三组分,具有 具有负高介电常数各向异性并且包含负介电各向异性。 该液晶显示元件包括该组合物。

    LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
    2.
    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:US20110155953A1

    公开(公告)日:2011-06-30

    申请号:US13061104

    申请日:2009-08-19

    IPC分类号: C09K19/30 C09K19/12

    摘要: Disclosed is a liquid crystal composition that can satisfy at least one of properties such as a high upper limit temperature of a nematic phase, a low lower limit temperature of a nematic phase, a low viscosity, a proper optical anisotropy, a negatively high dielectric anisotropy, a high specific resistance, a high stability against ultraviolet light, and a high stability against heat, or has a proper balance between at least two of the above properties. The liquid crystal composition comprises a first component of a dicyclic compound which has a negatively high dielectric anisotropy and contains fluorines at least three of lateral positions, a second component of a specific compound having a low viscosity, and a third component of a specific compound having a negatively high dielectric anisotropy and contains a negatively dielectric anisotropy. The liquid crystal display element comprises the composition.

    摘要翻译: 公开了能够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,负高介电常数各向异性等特性中的至少一种的液晶组合物 ,高电阻率,对紫外线的高稳定性和高热稳定性,或者在至少两种上述性质之间具有适当的平衡。 液晶组合物包含具有负高介电各向异性的二环化合物的第一组分,并且含有至少三个横向位置的荧光,具有低粘度的特定化合物的第二组分和具有化合物的第三组分,具有 具有负高介电常数各向异性并且包含负介电各向异性。 该液晶显示元件包括该组合物。

    Liquid crystal composition and liquid crystal display device
    3.
    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:US07514128B2

    公开(公告)日:2009-04-07

    申请号:US11378802

    申请日:2006-03-16

    IPC分类号: C09K19/30 C09K19/12 C09K19/20

    摘要: What are provided include a liquid crystal composition that satisfies many characteristics among the characteristics such as a wide temperature range of a nematic phase, a suitable optical anisotropy, a negatively large dielectric anisotropy, and a large specific resistance, a liquid crystal composition that satisfies the characteristics and simultaneously has a small optical anisotropy and a low minimum temperature of a nematic phase, and preferably approximately −20° C. or less, and a liquid crystal display device containing the composition. The liquid crystal composition has a negative dielectric anisotropy and contains a first component containing a liquid crystal compound containing, as one of the groups having a ring structure, a benzene ring having two hydrogens adjacent to each other replaced by fluorine and chlorine, and a second component containing a liquid crystal compound having a specific structure containing no halogen, and the liquid crystal display device contains the liquid crystal composition.

    摘要翻译: 提供的液晶组合物满足在向列相的宽温度范围,适当的光学各向异性,负的大的介电各向异性和大的电阻率等特性中的许多特性的液晶组合物, 特性,同时具有向列相的小的光学各向异性和低的最低温度,优选为约-20℃以下,以及含有该组合物的液晶显示装置。 液晶组合物具有负的介电各向异性,并且含有含有液晶化合物的第一组分,该液晶化合物作为具有环结构的基团之一,具有彼此相邻的两个氢被氟和氯取代的苯环,第二组分 含有不含卤素的特定结构的液晶化合物的组分,液晶显示装置含有液晶组合物。

    Chlorofluorobenzene liquid crystal compound, liquid crystal composition and liquid crystal display device
    5.
    发明授权
    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:US07695777B2

    公开(公告)日:2010-04-13

    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A1,环A2和环A3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 1-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和Z 3各自独立地为单键, - (CH 2)2 - , - CH = CH - , - C≡C - , - CH 2 O,-OCH 2 - , - COO-,-OCO-,-OCF 2 - -CF 2 O - , - CH 2 CH 2 OCF 2 - 或-CF 2 OCH 2 CH 2 - ; l,m和n各自独立地为0,1或2,条件是l + m + n为0,1,2或3; X1和X2中的一个是氟,另一个是氯; Q是和包含化合物的原子各自可以是其同位素。

    Chlorofluorobenzene liquid crystal compound, liquid crystal composition and liquid crystal display device
    6.
    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)

    Liquid crystal composition and liquid crystal display device
    7.
    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:US08158219B2

    公开(公告)日:2012-04-17

    申请号:US13060054

    申请日:2009-09-02

    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 regarding 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 has negative dielectric anisotropy and includes a two-ring compound having a large negative dielectric anisotropy and having at least three fluorines at the lateral positions as a first component, a specific two-ring or three-ring compound having a pyran ring as a second component, a specific compound having a small viscosity as a third component and a specific compound having a large negative dielectric anisotropy as a fourth component, 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,或者对于至少两种特性适当平衡; 并且提供一种具有短的响应时间,大的电压保持率,大的对比度,较长的使用寿命等的AM器件,其中液晶组合物具有负的介电各向异性,并且包括具有 具有大的负介电各向异性并且在侧面具有至少三个氟化物作为第一组分,具有吡喃环作为第二组分的特定的二环或三环化合物,具有小粘度的具体化合物作为第三组分 和具有大的负介电各向异性作为第四成分的具体化合物,并且液晶显示装置含有该组成。

    LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
    8.
    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:US20110140040A1

    公开(公告)日:2011-06-16

    申请号:US13060054

    申请日:2009-09-02

    IPC分类号: C09K19/34

    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 regarding 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 has negative dielectric anisotropy and includes a two-ring compound having a large negative dielectric anisotropy and having at least three fluorines at the lateral positions as a first component, a specific two-ring or three-ring compound having a pyran ring as a second component, a specific compound having a small viscosity as a third component and a specific compound having a large negative dielectric anisotropy as a fourth component, 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,或者对于至少两种特性适当平衡; 并且提供一种具有短的响应时间,大的电压保持率,大的对比度,较长的使用寿命等的AM器件,其中液晶组合物具有负的介电各向异性,并且包括具有 具有大的负介电各向异性并且在侧面具有至少三个氟化物作为第一组分,具有吡喃环作为第二组分的特定的二环或三环化合物,具有小粘度的具体化合物作为第三组分 和具有大的负介电各向异性作为第四成分的具体化合物,并且液晶显示装置含有该组成。

    Liquid crystal composition and liquid crystal display device
    9.
    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:US08097309B2

    公开(公告)日:2012-01-17

    申请号:US12819048

    申请日:2010-06-18

    摘要: The subject is to provide a liquid crystal composition that satisfies at least one characteristic among 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 negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding two or more characteristics. The other subject is to provide an AM device that has a short response time, a high voltage holding ratio, a high contrast ratio, a long service life and so forth.The invention provides a liquid crystal composition that has negative dielectric anisotropy, including a specific compound having a negatively large dielectric anisotropy as a first component and a two-ring compound having a small viscosity as a second component, and may optionally including a specific compound having a small viscosity as a third component and/or a specific compound having a negatively large dielectric anisotropy as a fourth component, and provides a liquid crystal display device containing the composition.

    摘要翻译: 本发明提供一种液晶组合物,其满足向列相的最高最高温度,向列相的低最低温度,小粘度,适当的光学各向异性,负大电介质等特性中的至少一种特性 各向异性,电阻率大,对紫外线的稳定性高,对热的稳定性高,或者两个以上的特性适当平衡。 另一个主题是提供具有短的响应时间,高电压保持率,高对比度,长使用寿命等的AM器件。 本发明提供具有负介电各向异性的液晶组合物,其包括具有负介电各向异性作为第一组分的特定化合物和具有小粘度的二环化合物作为第二组分,并且可任选地包括具有 作为第三成分的小粘度和/或具有负的大的介电各向异性的特定化合物作为第四成分,并且提供含有该组合物的液晶显示装置。

    Liquid crystal composition and liquid crystal display device
    10.
    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:US08637125B2

    公开(公告)日:2014-01-28

    申请号:US13444868

    申请日:2012-04-12

    摘要: Providing a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature of nematic phase, low minimum temperature of the nematic phase, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat, or having a suitable balance regarding at least two of the characteristics; and an AM device having short response time, large voltage holding ratio, large contrast ratio, long service life and so forth. The liquid crystal composition has a negative dielectric anisotropy and contains a specific two-ring compound having a low minimum temperature as a first component, a specific compound having a large negative dielectric anisotropy as a second component, a specific compound having a low viscosity as a third component, and a specific compound having a large negative dielectric anisotropy as a fourth component. The liquid crystal display device contains the composition.

    摘要翻译: 提供满足向列相的最高最高温度,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,大电阻率,对紫外线的高稳定性等特性的液晶组合物,以及 热或具有关于特征中的至少两个的适当平衡; 以及响应时间短,电压保持率大,对比度大,使用寿命长等的AM装置。 液晶组合物具有负介电各向异性,并且含有作为第一组分的具有低最低温度的特定二环化合物,作为第二组分具有大的负介电各向异性的具体化合物,具有低粘度的具体化合物作为 第三组分和具有大的负介电各向异性的具体化合物作为第四组分。 液晶显示装置包含组合物。