发明授权
- 专利标题: FLUORINATED OLIGOPHENYL DERIVATIVES
- 专利标题(中): 氟化二乙烯衍生物
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申请号: EP89901464.1申请日: 1989-01-09
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公开(公告)号: EP0357702B1公开(公告)日: 1992-08-12
- 发明人: COATES, David , SAGE, Ian, Charles , GREENFIELD, Simon
- 申请人: MERCK PATENT GmbH
- 申请人地址: Postfach, Frankfurter Strasse 250 D-64271 Darmstadt DE
- 专利权人: MERCK PATENT GmbH
- 当前专利权人: MERCK PATENT GmbH
- 当前专利权人地址: Postfach, Frankfurter Strasse 250 D-64271 Darmstadt DE
- 优先权: GB8800800 19880114; GB8800801 19880114; GB8826468 19881111
- 国际公布: WO8906678 19890727
- 主分类号: C09K19/20
- IPC分类号: C09K19/20 ; C09K19/14
摘要:
The invention relates to chiral tilted smectic liquid crystal media comprising at least two liquid crystalline compounds, wherein at least one compound is of formula (I), wherein R1, R2, L1, L2, L3, L4, L5, L6 and n have the meanings indicated in Patent Claim 1 and to ferroelectric display devices which contain such media.
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