发明授权
- 专利标题: Benzene derivatives, and liquid-crystalline medium
- 专利标题(中): 苯衍生物和液晶介质
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申请号: US957586申请日: 1997-10-24
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公开(公告)号: US5932138A公开(公告)日: 1999-08-03
- 发明人: Herbert Plach , Detlef Pauluth , Joachim Krause , Georg Weber , Volker Reiffenrath , Eike Poetsch
- 申请人: Herbert Plach , Detlef Pauluth , Joachim Krause , Georg Weber , Volker Reiffenrath , Eike Poetsch
- 申请人地址: DEX Darmstadt
- 专利权人: Merck Patent Gesellschaft Mit Beschrankter Haftung
- 当前专利权人: Merck Patent Gesellschaft Mit Beschrankter Haftung
- 当前专利权人地址: DEX Darmstadt
- 优先权: DEX4315410 19930510; DEX4315553 19930510; DEX4315555 19930510
- 主分类号: C07C43/225
- IPC分类号: C07C43/225 ; C09K19/30 ; C09K19/12 ; C09K19/34
摘要:
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it contains one or more compounds of the general formula I ##STR1## in which R, A.sup.1, A.sup.2, Z.sup.1, Z.sup.2, X, L and m are as defined in Claim 1.
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