Liquid crystal photo-alignment agent and liquid crystal photo-alignment film and liquid crystal display including the same
US8057700B2 · kind B2 · utility
7Cited by
1References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2008 |
| Grant date | Nov 15, 2011 |
| Priority date | — |
| Expiry date | May 27, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133788
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
One embodiment of the present invention provides a liquid crystal photo-alignment agent that includes a polyamic acid copolymer including a repeating unit having the following Formula 1 and a repeating unit having the following Formula 2; a polyimide copolymer including a repeating unit having the following Formula 3 and a repeating unit having the following Formula 4; or a combination thereof:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.