| 发明名称 |
4,4'-BIS-(CYCLOHEXYL)-BIPHENYL DERIVATIVES THAT CONTAIN FLUORINE, DIELECTRICS CONTAINING THEM, AND ELECTRO-OPTICAL INDICATOR ELEMENT |
| 摘要 |
Compounds of the formula <IMAGE> wherein R1 and R2 are identical or different and each is alkyl or alkoxy each of up to 8 C atoms, and one or two of the substituents X are fluorine and the others are hydrogen are valuable liquid crystalline materials. |
| 申请公布号 |
DE3260443(D1) |
申请公布日期 |
1984.08.30 |
| 申请号 |
DE19823260443 |
申请日期 |
1982.04.16 |
| 申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
发明人 |
EIDENSCHINK, RUDOLF, DR.;ROMER, MICHAEL, DR.;POHL, LUDWIG, DR. |
| 分类号 |
C07C43/192;C07C17/00;C07C17/093;C07C17/26;C07C25/18;C07C41/00;C07C67/00;C09K19/04;C09K19/30;C09K19/44;G02F1/13;(IPC1-7):C07C25/18;C07C43/19;C09K3/34 |
主分类号 |
C07C43/192 |
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