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公开(公告)号：US08158219B2
公开(公告)日：2012-04-17
申请号：US13060054
申请日：2009-09-02
CPC分类号： C09K19/44 , C09K19/12 , C09K19/3003 , C09K19/3402 , C09K2019/0407 , C09K2019/3422 , Y10T428/10
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。
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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
CPC分类号： C09K19/44 , C09K19/12 , C09K19/3003 , C09K19/3402 , C09K2019/0407 , C09K2019/3422 , Y10T428/10
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。
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公开(公告)号：US08496850B2
公开(公告)日：2013-07-30
申请号：US13061104
申请日：2009-08-19
CPC分类号： C09K19/44 , C09K19/12 , C09K19/3003 , C09K2019/0407 , C09K2019/122 , C09K2019/3004 , C09K2019/3015 , C09K2019/3025 , C09K2019/3037 , C09K2019/3043 , Y10T428/10 , Y10T428/1036
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。
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公开(公告)号：US20110155953A1
公开(公告)日：2011-06-30
申请号：US13061104
申请日：2009-08-19
CPC分类号： C09K19/44 , C09K19/12 , C09K19/3003 , C09K2019/0407 , C09K2019/122 , C09K2019/3004 , C09K2019/3015 , C09K2019/3025 , C09K2019/3037 , C09K2019/3043 , Y10T428/10 , Y10T428/1036
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。
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5.发明授权公开(公告)号：US07695777B2
公开(公告)日：2010-04-13
申请号：US11896765
申请日：2007-09-05
申请人： Yasuyuki Goto , Teru Shimada , Hiroaki Fujita , Norikatsu Hattori
发明人： Yasuyuki Goto , Teru Shimada , Hiroaki Fujita , Norikatsu Hattori
CPC分类号： C09K19/3098 , C09K19/42 , C09K19/54 , C09K2019/0407 , C09K2019/0411 , C09K2019/123 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3027 , Y10T428/10
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。
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公开(公告)号：US20090242835A1
公开(公告)日：2009-10-01
申请号：US12293542
申请日：2007-03-05
申请人： Hiroaki Fujita , Norikatsu Hattori
发明人： Hiroaki Fujita , Norikatsu Hattori
CPC分类号： C09K19/12 , C09K19/44 , C09K2019/0407 , C09K2019/0411 , C09K2019/123 , G02F1/0045 , G02F2001/13712 , Y10T428/10
摘要： A liquid crystal composition is provided that has a wide temperature range of a nematic phase, has a suitable optical anisotropy, has a large negative dielectric anisotropy and has a large specific resistance, and a liquid crystal composition is provided that can increase an optical anisotropy and has a low minimum temperature of a nematic phase, preferably −20° C. or less, while satisfying the aforementioned characteristics. A liquid crystal display device containing the liquid crystal composition is also provided. The liquid crystal composition of the invention has a negative dielectric anisotropy and contains a liquid crystal compound having terphenyl having one or two fluorines replacing hydrogen as a first component and a liquid crystal compound having phenylene having two halogens replacing hydrogens as a second component. The liquid crystal display device of the invention contains the liquid crystal composition.
摘要翻译： 提供具有向列相的宽温度范围的液晶组合物，具有适当的光学各向异性，具有大的负介电各向异性并且具有大的电阻率，并且提供可以增加光学各向异性的液晶组合物， 具有低的向列相的最低温度，优选为-20℃以下，同时满足上述特性。 还提供了含有液晶组合物的液晶显示装置。 本发明的液晶组合物具有负的介电各向异性，并且含有具有取代氢作为第一组分的一或两个氟的三联苯的液晶化合物和具有替代氢作为第二组分的具有两个卤素的亚苯基的液晶化合物。 本发明的液晶显示装置含有液晶组合物。
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公开(公告)号：US07348043B2
公开(公告)日：2008-03-25
申请号：US11293121
申请日：2005-12-05
申请人： Hiroaki Fujita , Norikatsu Hattori
发明人： Hiroaki Fujita , Norikatsu Hattori
CPC分类号： C09K19/3048 , C09K19/3001 , C09K19/3003 , C09K19/3028 , C09K19/3066 , C09K2019/0407 , C09K2019/3027 , Y10T428/10
摘要： A liquid crystal composition comprising as a first component at least two compounds selected from the group of compounds represented by formula (1), and having a negative dielectric anisotropy: wherein R1 is independently alkyl having 1 to 10 carbons or alkenyl having 2 to 10 carbons; R2 is independently alkyl having 1 to 10 carbons, alkenyl having 2 to 10 carbons, or alkoxy having 1 to 9 carbons; Z1 is independently a single bond, —C2H4—, —CH2O—, or —CH═CH—; ring A is independently 1,4-cyclohexylene or 1,4-phenylene; and n is independently 0 or 1.
摘要翻译： 一种液晶组合物，其包含作为第一组分的至少两种选自式（1）表示的化合物的化合物，并具有负的介电各向异性：其中R 1独立地为具有1至10个的烷基 具有2至10个碳的碳或烯基; R 2独立地为具有1至10个碳的烷基，具有2至10个碳的烯基或具有1至9个碳的烷氧基; Z 1是独立的单键，-C 2 H 4 - ， - CH 2 O - 或 - -CH-CH-; 环A独立地为1,4-亚环己基或1,4-亚苯基; 且n独立地为0或1。
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公开(公告)号：US20070007493A1
公开(公告)日：2007-01-11
申请号：US11472564
申请日：2006-06-22
CPC分类号： C09K19/3001 , C09K19/44 , Y10T428/10
摘要： The invention provides a liquid crystal composition that satisfies many characteristics among the characteristics such as a wide temperature range of a nematic phase, a small viscosity, a suitable optical anisotropy, a negatively large dielectric anisotropy, and a large specific resistance, 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 mono-fluorine-replaced liquid crystal compound having a specific structure and a second component containing a liquid crystal compound having two or more fluorines having a specific structure, and the liquid crystal display device contains the liquid crystal composition.
摘要翻译： 本发明提供一种液晶组合物，其特征如在向列相的温度范围宽，粘度小，光学各向异性大，介电各向异性大，电阻率大等特性上， 显示装置包含组成。 液晶组合物具有负介电各向异性，并且含有含有具有特定结构的单氟置换液晶化合物的第一组分和含有具有两个或多个具有特定结构的氟的液晶化合物的第二组分，并且液体 晶体显示装置含有液晶组合物。
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公开(公告)号：US07803436B2
公开(公告)日：2010-09-28
申请号：US12374770
申请日：2007-06-26
申请人： Norikatsu Hattori , Hiroaki Fujita
发明人： Norikatsu Hattori , Hiroaki Fujita
CPC分类号： C09K19/3003 , C09K19/3001 , C09K19/42 , C09K2019/0407 , C09K2019/0451 , C09K2019/123 , C09K2019/301 , C09K2019/3016 , Y10T428/10
摘要： A liquid-crystal composition which satisfies at least one of properties including a high upper-limit temperature for the nematic phase, low lower-limit temperature for the nematic phase, low viscosity, high optical anisotropy, negatively high permittivity anisotropy, high specific resistance, high stability to ultraviolet, and high stability to heat or has a proper balance between at least two of those properties. The liquid-crystal composition comprises a first ingredient comprising at least one compound selected among compounds represented by the formulae (1-1) and (1-2) and a second ingredient comprising at least one compound selected among compounds represented by the formula (2) and has negative permittivity anisotropy. For example, R1, R2, R3, and R4 each is C1-12 alkyl; Z1, Z2, and Z3 each is a single bond or —(CH2)2—; and ring A is 1,4-cyclohexylene or 1,4-phenylene.
摘要翻译： 满足向列相的上限上限温度，向列相的低下限温度，低粘度，高光学各向异性，高介电常数各向异性，高电阻率等特性中的至少一种的液晶组合物， 对紫外线的稳定性高，对热的稳定性高或在这些性质中的至少两种之间具有适当的平衡。 液晶组合物包含含有至少一种选自式（1-1）和（1-2）表示的化合物的化合物的第一成分和包含至少一种选自式（2）表示的化合物的化合物的第二成分 ）并具有负介电常数各向异性。 例如，R 1，R 2，R 3和R 4各自为C 1-12烷基; Z 1，Z 2和Z 3各自为单键或 - （CH 2）2 - ; 环A为1,4-亚环己基或1,4-亚苯基。
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公开(公告)号：US07794801B2
公开(公告)日：2010-09-14
申请号：US12159613
申请日：2007-01-11
申请人： Hiroaki Fujita , Norikatsu Hattori
发明人： Hiroaki Fujita , Norikatsu Hattori
CPC分类号： C09K19/42 , C09K19/3028 , C09K19/44 , C09K2019/0407 , C09K2019/0411 , C09K2019/123 , C09K2019/301 , C09K2019/3016 , G02F1/1396 , G02F2001/13712 , Y10T428/10
摘要： A liquid crystal composition is provided that has a wide temperature range of a nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy and a large specific resistance, and a liquid crystal composition is provided that satisfies these characteristics and also has a low minimum temperature of a nematic phase, preferably −20° C. or less. A liquid crystal display device containing the liquid crystal composition is also provided. The liquid crystal composition has a negative dielectric anisotropy and contains a liquid crystal compound having an ethylene bond and 2,3-difluorophenylene as a first component and a liquid crystal compound having phenylene having halogens replacing two hydrogens as the second component, and the liquid crystal display device contains the liquid crystal composition.
摘要翻译： 提供了具有向列相的宽温度范围，小粘度，适当的光学各向异性，大的负介电各向异性和大的电阻率的液晶组合物，并且提供了满足这些特性的液晶组合物， 具有低的向列相的最低温度，优选-20℃或更低。 还提供了含有液晶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，并且含有具有乙烯键的液晶化合物和作为第一组分的2,3-二氟亚苯基和具有取代两个氢的卤素的具有亚苯基的液晶化合物作为第二组分，液晶 显示装置含有液晶组合物。
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