Liquid crystal aligning agent and process for producing liquid crystal alignment film using the same
US6224788A · kind A · utility
17Cited by
3References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 1998 |
| Grant date | May 1, 2001 |
| Priority date | — |
| Expiry date | Mar 12, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133788
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A liquid crystal aligning agent composed of a polymer containing a moiety having two aromatic nuclei and an ethylene carbonyl group therebetween. The liquid crystal aligning agent is converted to a liquid crystal alignment film by irradiation a thin film of the agent with a linearly polarized ray.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.