Cell construction for color liquid crystal display devices
US4593977A · kind A · utility
32Cited by
4References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1985 |
| Grant date | Jun 10, 1986 |
| Priority date | — |
| Expiry date | Jun 20, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2019/328
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A color liquid crystal display device as disclosed uses a color filter in a liquid crystal cell in which a layer of a polymide resin for orientation of liquid crystal molecules is provided to cover the color filter or the orientation layer of liquid crystal molecules contains a dye or like coloring substance to form a combined orientation and color filter layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.