发明授权
- 专利标题: FLÜSSIGKRISTALLINES MEDIUM
- 专利标题(英): Liquid crystalline medium
- 专利标题(中): FLÜSSIGKRISTALLINESMEDIUM
-
申请号: EP91902692.2申请日: 1991-01-21
-
公开(公告)号: EP0464176B1公开(公告)日: 1995-07-12
- 发明人: SCHEUBLE, Bernhard , FINKENZELLER, Ulrich , KURMEIER, Hans-Adolf , HITTICH, Reinhard , RIEGER, Bernhard, WACORE , REIFFENRATH, Volker , COATES, David , POETSCH, Eike , WÄCHTLER, Andreas
- 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: DE4001845 19900123; DE4004609 19900215; DE4007041 19900307; DE4009367 19900323; DE4010249 19900330
- 国际公布: WO9111497 19910808
- 主分类号: C09K19/34
- IPC分类号: C09K19/34 ; C09K19/42
摘要:
A liquid crystalline medium based on a mixture of moderately polar compounds contains one or more compounds of general formula (I), where the individual residues have the following meanings: R stands for alkyl, oxalkyl, fluoralkyl or alkenyl, each of which has up to 7 carbon atoms, (a) stands for (b), (c) or (d), X stands for F, Cl, CF3, OCHF2, OCF2Cl or OCF3, and Y stands for H or F.
信息查询