发明授权
- 专利标题: Tolane derivatives and liquid crystalline medium
- 专利标题(中): 托兰衍生物和液晶介质
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申请号: US10848385申请日: 2004-05-19
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公开(公告)号: US07255811B2公开(公告)日: 2007-08-14
- 发明人: Harald Hirschmann , Kevin Adlem , Patricia Saxton , Mark John Goulding , Martin Heeney
- 申请人: Harald Hirschmann , Kevin Adlem , Patricia Saxton , Mark John Goulding , Martin Heeney
- 申请人地址: DE Darmstadt
- 专利权人: Merck Patent GmbH
- 当前专利权人: Merck Patent GmbH
- 当前专利权人地址: DE Darmstadt
- 代理机构: Millen, White, Zelano & Branigan, P.C.
- 优先权: EP03011476 20030521
- 主分类号: C09K19/52
- IPC分类号: C09K19/52 ; C09K19/06 ; C07C255/50
摘要:
Tolane compounds of the formula I wherein R1, R2, L1, L2 and L3 are as defined herein, are described. Further described are liquid-crystalline media comprising at least one tolane compound of formula I as well as liquid-crystal display elements containing such a liquid-crystalline medium.
公开/授权文献
- US20040236138A1 Tolane derivatives and liquid crystalline medium 公开/授权日:2004-11-25
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