Liquid crystal compound containing cyclopentyl and difluorometheneoxy linking group, preparation method and application thereof
US9303208B2 · kind B2 · utility
3Cited by
2References
3Claims
0Family size
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Key dates
| Filing date | Jan 18, 2013 |
| Grant date | Apr 5, 2016 |
| Priority date | — |
| Expiry date | Jan 18, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2019/3009
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention relates to liquid crystal compounds of formula I containing cyclopentyl group and difluoromethyleneoxy linking group. Liquid crystal compounds of formula I have a large dielectric anisotropy, high clearing points, and a fast response speed, thereby having great significance to formulate a liquid crystal mixture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.