Alignment of ferroelectric LCDs
US4561726A · kind A · utility
110Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 1983 |
| Grant date | Dec 31, 1985 |
| Priority date | — |
| Expiry date | Jul 29, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/025
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The alignment of liquid crystal materials in cells utilized for devices is significantly enhanced through the use of materials such as polyamides, polyimides, nylons, and polyesters. This expedient for alignment of liquid crystal materials is useful for nematic and cholesteric liquid crystals, but finds particularly advantageous use for aligning smectic liquid crystals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.