发明名称 |
Optically active compounds, liquid crystal compositions comprising said compounds, and liquid crystal optical modulators using said compositions. |
摘要 |
<p>The invention relates to optically active compounds represented by the general formula I <CHEM> wherein m, n, R1, R2, R3, R4, Q1, Q2, Q3, and M are defined as in the specification, methods and intermediates for their preparation, liquid crystal compositions comprising at least one optically active compound of formula I and their use in electrooptical display, switching and modulation devices.</p> |
申请公布号 |
EP0341713(A2) |
申请公布日期 |
1989.11.15 |
申请号 |
EP19890108487 |
申请日期 |
1989.05.11 |
申请人 |
HITACHI, LTD.;TAKEDA CHEMICAL INDUSTRIES, LTD. |
发明人 |
MATSUMURA, KOICHI;KAWADA, MITSURU;IIDA, KOUICHI;YAMASHITA, TOSHIRO;KONDO, KATSUMI;MUKOH, AKIO;KITAMURA, TERUO |
分类号 |
C07D239/34;C09K19/12;C09K19/20;C09K19/30;C09K19/34 |
主分类号 |
C07D239/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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