Liquid crystal compound having negative dielectric anisotropy, liquid crystal composition, and liquid crystal display device
申请人:Chisso Corporation
公开号:US07914862B2
公开(公告)日:2011-03-29
A liquid crystal compound is provided that has excellent characteristics, such as a negatively large dielectric anisotropy. A liquid crystal composition containing the compound, and a liquid crystal display device containing the composition are also provided. A compound having the three factors, i.e., (1) a tetrahydropyran ring, (2) —CH2O— or —OCH2— and (3)
exhibits excellent characteristics including a negatively large dielectric anisotropy. The use of the compound having the characteristics provides an excellent liquid crystal composition and an excellent liquid crystal display device.
提供了一种液晶化合物,具有优异的特性,如负大介电各向异性。还提供了含有该化合物的液晶组合物和含有该组合物的液晶显示装置。该化合物具有三个因素,即(1)四氢吡喃环,(2) -CH2O-或-OCH2-和(3)表现出优异的特性,包括负大介电各向异性。使用具有这些特性的化合物提供了优异的液晶组合物和优异的液晶显示装置。