Liquid crystal Schiffs bases
US4058477A · kind A · utility
7Cited by
8References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 1975 |
| Grant date | Nov 15, 1977 |
| Priority date | — |
| Expiry date | Sep 8, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2019/2035
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Liquid crystal substances or compounds of the formula ##STR1## wherein R is as hereinafter set forth, as well as compositions and electro-optical apparatuses containing them are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.