| 发明名称 |
Antiferroelectric liquid crystal compound |
| 摘要 |
An antiferroelectric liquid crystal compound of the following formulae: <IMAGE> (I) <IMAGE> (II) <IMAGE> (III) wherein R1 and R2 each is an alkyl group of C4- C18, Rf is CF3 or C2F5, X is O, COO, or a single bond, and * shows an optically active carbon atom.
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| 申请公布号 |
US5417885(A) |
申请公布日期 |
1995.05.23 |
| 申请号 |
US19930101026 |
申请日期 |
1993.08.03 |
| 申请人 |
SHOWA SHELL SEKIYU KABUSHIKI KAISHA |
发明人 |
SUZUKI, YOSHIICHI;HAGIWARA, TAKASHI;KAWAMURA, ICHIRO |
| 分类号 |
C07C69/94;C09K19/02;C09K19/12;(IPC1-7):C09K19/12;C09K19/20;C07C69/76 |
主分类号 |
C07C69/94 |
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