FIVE-RING LIQUID CRYSTAL COMPOUND HAVING CF20 BONDING GROUP, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE
申请人:Tanaka Hiroyuki
公开号:US20100127211A1
公开(公告)日:2010-05-27
The invention provides a five-ring liquid crystal compound having a CF
2
O bonding group as a new compound having a general physical properties necessary for compounds, stability to heat, light and so forth, a wide temperature range of liquid crystal phases, a high clearing point, a good compatibility with other compounds, a large dielectric anisotropy and refractive index anisotropy, and an especially high clearing point and an especially large refractive index anisotropy, and provides a liquid crystal composition and a liquid crystal display device.