"4-(Trans-4'-alkylcyclohexyl) benzoic acid 4'""-cyano-4""-biphenylyl esters"
US4387038A · kind A · utility
14Cited by
10References
7Claims
0Family size
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Key dates
| Filing date | Jun 26, 1981 |
| Grant date | Jun 7, 1983 |
| Priority date | — |
| Expiry date | Jun 26, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K19/44
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Novel compounds, 4-(trans-4'-alkylcyclohexyl)benzoic acid 4"'-cyano-4"-biphenylyl esters expressed by the general formula ##STR1## wherein R represents an alkyl group having 1 to 10 carbon atoms, and liquid crystal compositions comprising at least one of the esters are provided. Liquid crystal compositions containing the compounds have practical superior characteristic properties and also good stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.