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    • 5. 发明公开
    • LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT
    • 液晶组合物和液晶显示元件
    • EP2626402A1
    • 2013-08-14
    • EP11830523.4
    • 2011-09-27
    • JNC CorporationJNC Petrochemical Corporation
    • MATSUMURA YoshinariHATTORI Norikatsu
    • C09K19/42C09K19/12C09K19/14C09K19/20C09K19/30C09K19/34G02F1/13
    • C09K19/3066C09K19/3402C09K19/44C09K2019/122C09K2019/123C09K2019/3004C09K2019/301C09K2019/3012C09K2019/3016C09K2019/3021C09K2019/3025C09K2019/3036C09K2019/3425Y10T428/10
    • The invention is to provide a liquid crystal composition that has a suitable balance in characteristics such as wide temperature range 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 or heat, 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 two-ring compound having a large optical anisotropy and a small viscosity as a first component, a specific three-ring compound having a high maximum temperature and a large dielectric anisotropy as a second component, and a specific compound having a large dielectric anisotropy as a third component, and may include a specific compound having a small viscosity as a fourth component, a specific three-ring compound having a large optical anisotropy and a large dielectric anisotropy as a fifth component, and a specific compound having a large dielectric anisotropy as a sixth component, and the liquid crystal display device contains this composition.
    • 本发明提供一种液晶组合物,该液晶组合物在向列相的宽的温度范围,小的粘度,适当的光学各向异性,大的负的介电各向异性,大的比电阻,高的稳定性 紫外线或热量,并且提供具有响应时间短,电压保持率高,对比度大,使用寿命长等的AM元件,其中液晶组合物包含特定的双环化合物 作为第一成分具有大的光学各向异性和小的粘度,作为第二成分的具有高的最大温度和大的介电各向异性的特定的三环化合物以及具有大的介电各向异性的具体化合物作为第三成分,以及 可以包括作为第四组分的具有小粘度的特定化合物,具有大光学各向异性和大折射的特定三环化合物 作为第五成分具有各向异性,作为第六成分具有大的介电常数各向异性的特定化合物,该液晶显示装置含有该组合物。
    • 9. 发明公开
    • LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT
    • FLÜSSIGKRISTALLZUSAMMENSETZUNGUNDFLÜSSIGKRISTALLANZEIGEVORRICHTUNG
    • EP2535394A1
    • 2012-12-19
    • EP11742145.3
    • 2011-02-01
    • JNC CorporationJNC Petrochemical Corporation
    • HATTORI NorikatsuYOSHIDA Shogo
    • C09K19/42C09K19/12C09K19/14C09K19/20C09K19/30C09K19/34G02F1/13
    • C09K19/42C09K19/20C09K19/3066C09K2019/0466G02F1/137
    • The invention is to provide an AM device containing a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a large optical anisotropy, a large positive dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to and heat, or having a suitable balance regarding at least two of the characteristics, and the AM device having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth; wherein a liquid crystal display device contains a liquid crystal composition having a positive dielectric anisotropy and containing a specific compound having a large positive dielectric anisotropy as a first component and a specific compound having a small viscosity as a second component.
    • 本发明提供一种AM装置,其含有液晶组合物,该液晶组合物满足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,大的光学各向异性等特性中的至少一种 正的介电各向异性,大的电阻率,对紫外线的高稳定性和高的稳定性和热量,或者对于两个特性中的至少两个具有适当的平衡,以及具有短的响应时间的AM器件, 比例大,对比度大,使用寿命长等优点; 其中液晶显示装置含有具有正介电各向异性的液晶组合物,并且含有具有大的正介电各向异性的特定化合物作为第一组分和具有小粘度的特定化合物作为第二组分。