发明授权
- 专利标题： Bicyclohexyls
- 专利标题（中）： 双环己基
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申请号： US620775申请日： 1984-06-14
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公开(公告)号： US4622164A公开(公告)日： 1986-11-11
- 发明人: Rudolf Eidenschink , Michael Romer , Georg Weber , George W. Gray , Kenneth J. Toyne
- 申请人： Rudolf Eidenschink , Michael Romer , Georg Weber , George W. Gray , Kenneth J. Toyne
- 申请人地址： DEX Darmstadt GB2 London
- 专利权人： Merck Patent Gesellschaft mit beschrankter Haftung,The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland
- 当前专利权人： Merck Patent Gesellschaft mit beschrankter Haftung,The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland
- 当前专利权人地址： DEX Darmstadt GB2 London
- 优先权： DEX3321373 19830614
- 主分类号： C09K19/14
- IPC分类号： C09K19/14 ; C07C1/00 ; C07C13/28 ; C07C41/00 ; C07C41/01 ; C07C43/115 ; C07C43/184 ; C07C67/00 ; C09K19/20 ; C09K19/30 ; C09K19/34 ; C09K19/42 ; G02F1/13 ; C09K3/34
摘要：
New bicyclohexyls of the formula IR.sup.1 --Cy--Cy--R.sup.2wherein R.sup.1 and R.sup.2 are each alkyl which has 1-10 C atoms and in which one or two CH.sub.2 group(s) can be replaced by O atoms, and Cy is 1,4-cyclohexylene,are suitable for use as the components of liquid-crystal dielectrics.
公开/授权文献
- US5252222A Filter for parenteral systems and method of using thereof 公开/授权日：1993-10-12
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