Liquid crystal electro-optical display
US3981558A · kind A · utility
4Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 12, 1973 |
| Grant date | Sep 21, 1976 |
| Priority date | — |
| Expiry date | Nov 12, 1993 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K19/48
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An electro-optical display, utilizing the field effect display, includes a thin layer of liquid crystal material positioned between two plates having electrically conductive segments. The material is a mixture of a selected stilbene, such as trans-4-n-butyl-alpha-chloro-4'-ethoxystilbene and a selected substituted benzylideneaminobenzonitrile, such as p-ethoxy-benzylidene-p'-aminobenzonitrile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.