Halogen-containing, optically active liquid crystal compound and liquid crystal composition containing same
US4780242A · kind A · utility
39Cited by
9References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 1986 |
| Grant date | Oct 25, 1988 |
| Priority date | — |
| Expiry date | Mar 11, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K19/2021
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A novel optically active liquid crystal compound and a liquid crystal composition containing the same are provided, which compound is expressed by the formula ##STR1## wherein R.sub.1 is alkyl or alkoxy of 4-18 C; R.sub.2 is alkyl, alkoxy, acyl or alkoxymethyl of 4-18 C; but either one of R.sub.1 or R.sub.2 is an optically active group; either one of X.sub.1 or X.sub.2 is halogen atom and the other is H; m and n each are 0 or 1 and m+n is 0 or 1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.