Liquid crystal alignment agent and liquid crystal device using the liquid crystal alignment and method for alignment of liquid crystal molecules
US6808766B1 · kind B1 · utility
13Cited by
9References
16Claims
0Family size
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Key dates
| Filing date | Feb 21, 2001 |
| Grant date | Oct 26, 2004 |
| Priority date | — |
| Expiry date | Feb 21, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133788
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A liquid crystal alignment agent comprising a polymer having a specific unit structure, and a method for alignment of liquid crystal molecules by light irradiation without any rubbing treatment, provides liquid crystal alignment films with higher heat sensitivity, heat stability and light resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.