Liquid-crystalline halogenobenzene derivatives
US4405488A · kind A · utility
64Cited by
9References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 16, 1981 |
| Grant date | Sep 20, 1983 |
| Priority date | — |
| Expiry date | Sep 16, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
New liquid crystal compounds having a low viscosity and nevertheless having a high transparent point and a broad nematic temperature range, and liquid crystal compositions containing the same are provided. The compounds are liquid-crystalline halogenobenzene derivatives expressed by the general formula ##STR1## wherein R represents an alkyl group having 1 to 10 carbon atoms; ##STR2## and X and Y each are H, F or Cl, at least one of X and Y being F or Cl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.