Ferroelectric liquid crystal mixture for guest-host type display elements
US4966727A · kind A · utility
10Cited by
11References
9Claims
0Family size
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Key dates
| Filing date | Nov 24, 1987 |
| Grant date | Oct 30, 1990 |
| Priority date | — |
| Expiry date | Nov 24, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K19/46
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A ferroelectric smectic C liquid crystal mixture having a smectic A phase region within 30.degree. C. on the higher temperature side relative to a chiral smectic C phase and also having a tilt angle at its chiral smectic C phase in the range of 30.degree. to 60.degree..
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.