- 专利标题: Supertwist liquid crystal display
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申请号: US350847申请日: 1994-12-07
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公开(公告)号: US5876626A公开(公告)日: 1999-03-02
- 发明人: Georg Weber , Herbert Plach , Takamasa Oyama , Hiroki Yoshitake , Bernhard Scheuble , Reinhard Hittich , Hans Adolf Kurmeier , Eike Poetsch , Klaus Peter Stahl
- 申请人: Georg Weber , Herbert Plach , Takamasa Oyama , Hiroki Yoshitake , Bernhard Scheuble , Reinhard Hittich , Hans Adolf Kurmeier , Eike Poetsch , Klaus Peter Stahl
- 申请人地址: DEX
- 专利权人: Merck patent Gesellschaft mit Beschrankter Haftung
- 当前专利权人: Merck patent Gesellschaft mit Beschrankter Haftung
- 当前专利权人地址: DEX
- 优先权: DEX3835804.2 19891020
- 主分类号: C09K19/02
- IPC分类号: C09K19/02 ; C09K19/30 ; C09K19/42 ; C09K19/52 ; G02F1/1335
摘要:
Supertwist liquid crystal displays having very short switching times are obtained if the nematic liquid crystal mixture contains at least one component chosen from group A consisting of compounds of the formulae AI to AVI: ##STR1## wherein R.sup.1 and R.sup.2 in each case independently of one another are each R and R is alkyl having 1-12 C atoms, wherein one or two non-adjacent CH.sub.2 groups can also be replaced by --O--, --CH.dbd.CH--, --CO--, --O--CO-- or --CO--O--, and up to four other components.
公开/授权文献
- US4903346A Multi-part protective helmet 公开/授权日:1990-02-27
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