Active matrix type liquid crystal display and liquid crystal material
US6645576B2 · kind B2 · utility
11Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 30, 2001 |
| Grant date | Nov 11, 2003 |
| Priority date | — |
| Expiry date | Sep 26, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An active matrix liquid crystal display device is provided, in which an after image remaining after removing an application of a direct current voltage is suppressed. The active matrix liquid crystal display device has a liquid crystal layer containing a liquid crystal molecule having negative dielectric anisotropy and a dopant having a dissociative group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.