Optically active liquid crystal mixtures and liquid crystal devices containing them
US4149413A · kind A · utility
45Cited by
14References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 3, 1977 |
| Grant date | Apr 17, 1979 |
| Priority date | — |
| Expiry date | Aug 3, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention discloses chiral thermochromic liquid crystal mixtures which do not contain cholesterol or sterol residues.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.