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    • 1. 发明授权
    • Liquid crystal composition and liquid crystal display device
    • 液晶组成和液晶显示装置
    • US08110256B2
    • 2012-02-07
    • US12490088
    • 2009-06-23
    • Shigeru KibeMasayuki SaitoHiroyuki Tanaka
    • Shigeru KibeMasayuki SaitoHiroyuki Tanaka
    • C09K19/30C09K19/34C09K19/12C09K19/20
    • C09K19/3402C09K19/20C09K19/3066C09K19/42C09K2019/0466C09K2019/3422Y10T428/10
    • A liquid crystal composition is provided that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or is properly balanced regarding at least two characteristics. An AM device is provided that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition having a nematic phase contains a specific five-ring compound having a large maximum temperature as the first component, a specific compound having a small viscosity as the second component, and a specific four-ring compound having a high maximum temperature as the third component. The liquid crystal display device contains the liquid crystal composition.
    • 提供一种液晶组合物,其满足向列相的最高上限温度,向列相的低最低温度,小粘度,大光学各向异性,大介电各向异性,大介电常数各向异性等特性中的至少一种特性 大的电阻率,对紫外线的高稳定性和高的热稳定性,或者至少两个特性适当平衡。 提供了具有短的响应时间,大的电压保持率,大的对比度,长的使用寿命等的AM装置。 具有向列相的液晶组合物含有作为第一成分的具有最大温度最高的特定的五环化合物,作为第二成分的粘度小的具体化合物和具有最高温度的最高温度的特定的四环化合物 第三部分。 液晶显示装置含有液晶组合物。
    • 2. 发明授权
    • Liquid crystal composition and liquid crystal display device
    • 液晶组成和液晶显示装置
    • US07879414B2
    • 2011-02-01
    • US12403867
    • 2009-03-13
    • Masayuki SaitoShigeru KibeNorikatsu HattoriHiroyuki Tanaka
    • Masayuki SaitoShigeru KibeNorikatsu HattoriHiroyuki Tanaka
    • C09K19/34C09K19/30C09K19/20C09K19/12
    • C09K19/42C09K19/3402C09K2019/0466C09K2019/123C09K2019/3004C09K2019/301C09K2019/3016C09K2019/3021C09K2019/3025C09K2019/3422G02F2001/13706Y10T428/10
    • A liquid crystal composition having a nematic phase that includes two components, wherein the first component is at least one compound selected from the group of compounds represented by formulas (1-1) to (1-3), and the second component is at least one compound selected from the group of compounds represented by formula (2): wherein R1 is alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R2 and R3 are each independently alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons, alkenyl having 2 to 12 carbons or alkenyl having 2 to 12 carbons in which arbitrary hydrogen is replaced by fluorine; ring A, ring B and ring C are each independently 1,4-cyclohexylene, 1,4-phenylene or 2-fluoro-1,4-phenylene, 2,5-difluoro-1,4-phenylene; Z1 and Z2 are each independently a single bond, ethylene, carbonyloxy or difluoromethyleneoxy, provided that at least one of Z1 and Z2 is difluoromethyleneoxy; Z3 and Z4 are each independently a single bond, ethylene or carbonyloxy; X1, X2, X3, X4, X5, X6, X7 and X8 are each independently hydrogen or fluorine; Y1 is fluorine, chlorine or trifluoromethoxy; and m is 0, 1 or 2.
    • 一种具有向列相的液晶组合物,其具有两个成分,其中,所述第一成分为选自式(1-1)〜(1-3)所示的化合物的族群中的至少一种化合物,第二成分为至少 一种选自式(2)表示的化合物的化合物:其中R 1是具有1至12个碳的烷基,具有1至12个碳的烷氧基或具有2至12个碳的烯基; R2和R3各自独立地为具有1至12个碳的烷基,具有1至12个碳的烷氧基,具有2至12个碳的烯基或具有2至12个碳的烯基,其中任意的氢被氟取代; 环A,环B和环C各自独立地为1,4-亚环己基,1,4-亚苯基或2-氟-1,4-亚苯基,2,5-二氟-1,4-亚苯基; Z1和Z2各自独立地为单键,乙烯,羰氧基或二氟亚甲基氧基,条件是Z1和Z2中的至少一个是二氟亚甲基氧基; Z 3和Z 4各自独立地为单键,乙烯或羰氧基; X1,X2,X3,X4,X5,X6,X7和X8各自独立地为氢或氟; Y1是氟,氯或三氟甲氧基; m为0,1或2。
    • 4. 发明授权
    • Liquid crystal composition and liquid crystal display device
    • 液晶组成和液晶显示装置
    • US08337963B2
    • 2012-12-25
    • US13133385
    • 2009-10-21
    • Shigeru KibeMasayuki Saito
    • Shigeru KibeMasayuki Saito
    • C09K19/30C09K19/12C09K19/20C09K19/42
    • C09K19/3066C09K19/20C09K19/3458C09K2019/0466C09K2019/123C09K2019/301C09K2019/3016C09K2019/3021C09K2019/3025C09K2019/3078Y10T428/10
    • A liquid crystal composition that satisfies at least one of characteristics such as high maximum temperature of a nematic phase, low minimum temperature of a nematic phase, small viscosity, large optical anisotropy, large positive dielectric anisotropy, large specific resistance, high stability to ultraviolet light and high stability to heat, or that is suitably balanced between at least two of the characteristics is provided. An AM device that has short response time, large voltage holding ratio, large contrast ratio, long service life and so forth is provided. The liquid crystal composition has positive dielectric anisotropy and includes a specific four-ring compound having a high maximum temperature of a nematic phase and a large dielectric anisotropy as a first component, a specific four-ring compound having a large positive dielectric anisotropy as a second component, and a specific four-ring compound having a high maximum temperature of a nematic phase as a third component.
    • 满足向列相的最高最高温度,向列相的最低最低温度,粘度低,光学各向异性大,大介电常数各向异性大,电阻率大,紫外线稳定性高的特性的液晶组合物 并且提供对热的高稳定性,或者在至少两种特性之间适当平衡。 提供响应时间短,电压保持率大,对比度大,使用寿命长的AM装置。 液晶组合物具有正的介电各向异性,并且包括具有向列相的最高温度高和作为第一组分的大的介电各向异性的特定四环化合物,具有大的正介电各向异性作为第二组分的特定四环化合物 以及作为第三成分的向列相的高最高温度的特定的四环化合物。
    • 5. 发明授权
    • Liquid crystal composition and liquid crystal display device
    • 液晶组成和液晶显示装置
    • US07767279B2
    • 2010-08-03
    • US12049633
    • 2008-03-17
    • Norikatsu HattoriShigeru KibeMasayuki Saito
    • Norikatsu HattoriShigeru KibeMasayuki Saito
    • C09K19/34C09K19/30C09K19/32C09K19/12C09K19/20G02F1/13
    • C09K19/3402C09K19/42C09K19/44C09K2019/0407C09K2019/123C09K2019/3025C09K2019/3422C09K2019/3425Y10T428/10
    • The invention is to provide a liquid crystal composition that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and so forth. A liquid crystal composition having a negative dielectric anisotropy comprising two components, wherein the first component is at least one compound selected from the group of compounds represented by formula (1-1) and formula (1-2), and the second component is at least one compound selected from the group of compounds represented by formula (2-1) and formula (2-2): wherein R1 and R2 are each independently alkyl having 1 to 12 carbons, alkoxy having from 1 to 12 carbons, alkenyl having 2 to 12 carbons or alkenyl having 2 to 12 carbons, arbitrary hydrogen of which is replaced by fluorine; Z1 is a single bond, ethylene, methyleneoxy or carbonyloxy; ring A and ring B are each independently tetrahydropyran-2,5-diyl, 1,4-cyclohexylene, or 1,4-phenylene, at least one of ring A and ring B is tetrahydropyran-2,5-diyl.
    • 本发明提供一种能够满足向列相的上限最高温度,向列相的最低最低温度,小粘度,大的光学各向异性,大的光学各向异性等的特性中的至少一个特性的液晶组合物 介电各向异性,电阻率大,对紫外线的稳定性高,对热的稳定性高等。 一种具有负介电各向异性的液晶组合物,其包含两种成分,其中所述第一成分为选自式(1-1)和式(1-2)所示的化合物的族群中的至少一种化合物,第二成分为 至少一种选自式(2-1)和式(2-2)表示的化合物的化合物:其中R 1和R 2各自独立地为具有1至12个碳的烷基,具有1至12个碳的烷氧基,具有2个 至12个碳或具有2至12个碳的烯基,其任意氢被氟代替; Z1是单键,亚乙基,亚甲氧基或羰氧基; 环A和环B各自独立地为四氢吡喃-2,5-二基,1,4-亚环己基或1,4-亚苯基,环A和环B中的至少一个为四氢吡喃-2,5-二基。
    • 6. 发明授权
    • Liquid crystal composition and liquid crystal display device
    • 液晶组成和液晶显示装置
    • US08454856B2
    • 2013-06-04
    • US12672411
    • 2008-08-25
    • Shigeru KibeMasayuki Saito
    • Shigeru KibeMasayuki Saito
    • C09K19/00C09K19/06C09K19/30C09K19/52
    • C09K19/3066C09K19/42C09K2019/0466C09K2019/0474C09K2019/123C09K2019/3004C09K2019/3009C09K2019/301C09K2019/3016C09K2019/3019C09K2019/548Y10T428/10Y10T428/1036
    • A liquid crystal composition is provided that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a low viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or is properly balanced regarding at least two characteristics. An AM device is provided that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life, and so forth. The liquid crystal composition has a nematic phase, wherein the first component contains a specific five rings compound having a large optical anisotropy and a large dielectric anisotropy, the second component contains a specific compound having a low viscosity. The liquid crystal display device contains the liquid crystal composition having a nematic phase and the composition thereof.
    • 提供一种液晶组合物,其满足向列相的最高上限温度,向列相的低最低温度,低粘度,大光学各向异性,大介电各向异性,大介电常数各向异性等特性中的至少一个特性 大的电阻率,对紫外线的高稳定性和高的热稳定性,或者至少两个特性适当平衡。 提供了具有短的响应时间,大的电压保持率,大的对比度,长的使用寿命等的AM装置。 液晶组合物具有向列相,其中第一组分含有具有大的光学异向性和大的介电各向异性的特定五环化合物,第二组分含有具有低粘度的特定化合物。 液晶显示装置含有具有向列相的液晶组合物及其组成。
    • 7. 发明授权
    • Liquid crystal composition and liquid crystal display device
    • 液晶组成和液晶显示装置
    • US08153021B2
    • 2012-04-10
    • US12672052
    • 2008-08-25
    • Shigeru KibeMasayuki Saito
    • Shigeru KibeMasayuki Saito
    • C09K19/00C09K19/06C09K19/32C09K19/52
    • C09K19/3066C09K19/42C09K2019/0466C09K2019/123C09K2019/3004C09K2019/3009C09K2019/301C09K2019/3016C09K2019/3021C09K2019/3025Y10T428/10
    • Disclosed are: a liquid crystal composition which satisfies at least one property selected from a high upper limit temperature in a nematic phase, a low lower limit temperature in a nematic phase, a low viscosity, high optical anisotropy, high dielectric anisotropy, a high specific resistance, high stability against ultraviolet ray, high stability against heat and the like or has a proper balance between at least two properties selected from the above-mentioned properties; and an AM element having a short response time, a high voltage holding ratio, a high contrast ratio, a long service life and the like. Specifically disclosed are: a liquid crystal composition which comprises a specific pentacyclic compound having high optical anisotropy and high dielectric anisotropy as the first component, a specific compound having a low viscosity as the second component, and a specific tetracyclic compound having a high upper limit temperature as the third component, and which shows a nematic phase; and a liquid crystal display element comprising the composition.
    • 公开了一种液晶组合物,其满足从向列相中的上限上限温度,向列相中的低下限温度,低粘度,高光学各向异性,高介电各向异性,高介电各向异性,高介电常数各向异性, 耐紫外线的高稳定性,耐热稳定性等,或者从选自上述性质的至少两种性质之间具有适当的平衡; 以及具有短响应时间,高电压保持率,高对比度,长使用寿命等的AM元件。 具体公开的是:具有作为第一成分的具有高光学各向异性和高介电各向异性的特定五环化合物的液晶组合物,具有低粘度作为第二成分的特定化合物和具有高上限温度的特定四环化合物 作为第三成分,显示向列相; 和包含该组合物的液晶显示元件。
    • 9. 发明申请
    • LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶组合物和液晶显示装置
    • US20110095228A1
    • 2011-04-28
    • US12673155
    • 2008-08-20
    • Masayuki SaitoShigeru Kibe
    • Masayuki SaitoShigeru Kibe
    • C09K19/12C09K19/30C09K19/34
    • C09K19/20C09K19/42C09K2019/0448C09K2019/0466C09K2019/123C09K2019/3004C09K2019/3009C09K2019/301C09K2019/3016C09K2019/548Y10T428/10
    • The invention is to provide a liquid crystal composition that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced concerning at least two characteristics. The invention is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention is to provide a liquid crystal composition having a nematic phase that contains a specific five-membered ring compound having a large optical anisotropy and a large dielectric anisotropy as a first component and a specific compound having a small viscosity as a second component, and a liquid crystal display device containing the composition.
    • 本发明提供一种液晶组合物,其具有以下特性中的至少一种特性:向列相的上限最高温度,向列相的低最低温度,小粘度,大的光学各向异性,大电介质 各向异性,电阻率大,对紫外线的稳定性高,对热的稳定性高,或者至少两个特性适当平衡。 本发明提供一种具有短的响应时间,大的电压保持率,大的对比度,长的使用寿命等的AM装置。 本发明提供一种具有向列相的液晶组合物,其含有作为第一成分的具有大的光学各向异性和大的介电各向异性的特定五元环化合物和作为第二成分具有小粘度的特定化合物,以及 含有该组合物的液晶显示装置。
    • 10. 发明申请
    • LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶组合物和液晶显示装置
    • US20110062383A1
    • 2011-03-17
    • US12672052
    • 2008-08-25
    • Shigeru KibeMasayuki Saito
    • Shigeru KibeMasayuki Saito
    • C09K19/30C09K19/34
    • C09K19/3066C09K19/42C09K2019/0466C09K2019/123C09K2019/3004C09K2019/3009C09K2019/301C09K2019/3016C09K2019/3021C09K2019/3025Y10T428/10
    • Disclosed are: a liquid crystal composition which satisfies at least one property selected from a high upper limit temperature in a nematic phase, a low lower limit temperature in a nematic phase, a low viscosity, high optical anisotropy, high dielectric anisotropy, a high specific resistance, high stability against ultraviolet ray, high stability against heat and the like or has a proper balance between at least two properties selected from the above-mentioned properties; and an AM element having a short response time, a high voltage holding ratio, a high contrast ratio, a long service life and the like. Specifically disclosed are: a liquid crystal composition which comprises a specific pentacyclic compound having high optical anisotropy and high dielectric anisotropy as the first component, a specific compound having a low viscosity as the second component, and a specific tetracyclic compound having a high upper limit temperature as the third component, and which shows a nematic phase; and a liquid crystal display element comprising the composition.
    • 公开了一种液晶组合物,其满足从向列相中的上限上限温度,向列相中的低下限温度,低粘度,高光学各向异性,高介电各向异性,高介电各向异性,高介电常数各向异性, 耐紫外线的高稳定性,耐热稳定性等,或者从选自上述性质的至少两种性质之间具有适当的平衡; 以及具有短响应时间,高电压保持率,高对比度,长使用寿命等的AM元件。 具体公开的是:具有作为第一成分的具有高光学各向异性和高介电各向异性的特定五环化合物的液晶组合物,具有低粘度作为第二成分的特定化合物和具有高上限温度的特定四环化合物 作为第三成分,显示向列相; 和包含该组合物的液晶显示元件。