Liquid crystal display device
US7504138B2 · kind B2 · utility
4Cited by
16References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2005 |
| Grant date | Mar 17, 2009 |
| Priority date | — |
| Expiry date | Aug 22, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A liquid crystal display device comprises a color filter substrate and an array substrate. An optical compensation film is disposed on the color filter substrate and/or the array substrate, wherein the optical compensation film comprises a polyimide, comprising the following formula:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.