| 发明名称 |
Cyclobutane benzene derivatives |
| 摘要 |
PCT No. PCT/EP93/03112 Sec. 371 Date Jul. 20, 1994 Sec. 102(e) Date Jul. 20, 1994 PCT Filed Nov. 8, 1993 PCT Pub. No. WO94/12455 PCT Pub. Date Jun. 9, 1994.The invention relates to methylenecyclobutane benzene derivatives of the formula I <IMAGE> n have the meaning given in claim 1, and to their use as components of liquid-crystalline media for electrooptical displays.
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| 申请公布号 |
US5445764(A) |
申请公布日期 |
1995.08.29 |
| 申请号 |
US19940256684 |
申请日期 |
1994.07.20 |
| 申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
发明人 |
POETSCH, EIKE;BINDER, WERNER;MEYER, VOLKER;FINKENZELLER, ULRICH;RIEGER, BERNHARD |
| 分类号 |
G02F1/13;C07C13/72;C07C17/00;C07C17/26;C07C22/04;C07C25/18;C07C25/22;C07C43/188;C07C43/192;C07C43/20;C07C43/21;C07C43/225;C07C45/45;C07C45/65;C07C49/697;C07C69/753;C07C69/757;C07C69/76;C07C69/773;C07C69/92;C07C255/49;C07C331/08;C07D213/55;C07D239/26;C07D319/06;C09K19/04;C09K19/30;C09K19/32;(IPC1-7):C09K19/30;C09K19/34 |
主分类号 |
G02F1/13 |
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