发明授权
US5053162A Difluoroalkylcyclohexylbenzonitrile derivative
失效
DIFLUOROALKYLCYCLOHEXYLBENZONITRILE DERIVATIVE
- 专利标题： Difluoroalkylcyclohexylbenzonitrile derivative
- 专利标题（中）： DIFLUOROALKYLCYCLOHEXYLBENZONITRILE DERIVATIVE
-
申请号： US508415申请日： 1990-04-13
-
公开(公告)号： US5053162A公开(公告)日： 1991-10-01
- 发明人: Kisei Kitano , Yasuyuki Goto , Manabu Uchida , Makota Ushioda
- 申请人： Kisei Kitano , Yasuyuki Goto , Manabu Uchida , Makota Ushioda
- 申请人地址： JPX Osakafu
- 专利权人： Chisso Corporation
- 当前专利权人： Chisso Corporation
- 当前专利权人地址： JPX Osakafu
- 优先权： JPX1-94141 19890413
- 主分类号： C07C255/50
- IPC分类号： C07C255/50 ; C09K19/30 ; C09K19/42 ; C09K19/44 ; C09K19/54
摘要：
A liquid crystalline compound having a small .DELTA.n value; suitable for preparing a liquid crystal display element having a broad viewing angle; having a large positive .DELTA..epsilon. value; and suitable for preparing a liquid crystal composition having a low driving voltage for liquid crystal display devices, and a liquid crystal composition containing the compound are provided, which compound is expressed by the formula ##STR1## wherein n represents an integer of 0 to 20.
公开/授权文献
- US4466573A Wet pipe device for turbojet engines 公开/授权日：1984-08-21