| 发明名称 |
New liq. crystalline cpds. with nematic, smectic and cholesteric phases |
| 摘要 |
New liq. crystalline cpds. of formula X-(Y-A-Y-M-Y-B)n (I) are claimed. In (I): X = aliphatic or aromatic alkenyl, alkynyl or cycloaliphatic gp.; n = 2, 4 or 5; Y = a direct bond, -COO-, -OCO-, -O-, -CONH- or -CON(R)-; R = 1-4C alkyl; A = a spacer; M = a mesogenic gp.; and B = a side chain.
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| 申请公布号 |
DE19510892(A1) |
申请公布日期 |
1996.09.26 |
| 申请号 |
DE19951010892 |
申请日期 |
1995.03.24 |
| 申请人 |
BASF AG, 67063 LUDWIGSHAFEN, DE |
发明人 |
MEYER, FRANK, DR., 67063 LUDWIGSHAFEN, DE;SIEMENSMEYER, KARL, DR., 67227 FRANKENTHAL, DE |
| 分类号 |
C07C69/773;C07C69/94;C07D239/26;C07D285/12;C09K19/20;C09K19/34;(IPC1-7):C07C69/90;C09K19/06;G02F1/13;G09F9/35 |
主分类号 |
C07C69/773 |
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