| 发明名称 |
Liquid-crystalline medium |
| 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 <IMAGE> I in which Hal is fluorine or chlorine and R is alkyl, oxaalkyl, fluoroalkyl or alkenyl, in each case having up to 7 carbon atoms.
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| 申请公布号 |
US5746941(A) |
申请公布日期 |
1998.05.05 |
| 申请号 |
US19940364033 |
申请日期 |
1994.12.27 |
| 申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
发明人 |
RIEGER, BERNHARD;HITTICH, REINHARD;KURMEIER, HANS ADOLF;COATES, DAVID;PLACH, HERBERT |
| 分类号 |
C09K19/30;C09K19/42;C09K19/44;(IPC1-7):C09K19/52;C09K19/34;G02F1/13 |
主分类号 |
C09K19/30 |
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