Compound having photoreactive functional group, photoreactive polymer, and alignment film comprising the same
US8449954B2 · kind B2 · utility
0Cited by
2References
15Claims
0Family size
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Key dates
| Filing date | Jul 6, 2011 |
| Grant date | May 28, 2013 |
| Priority date | — |
| Expiry date | Aug 3, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133788
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a specific photoreactive polymer that shows excellent alignment stability and thermal stability together with excellent liquid crystal alignment, thereby being desirably used in an alignment film of a liquid crystal display device, a compound having a photoreactive functional group that is used as a monomer for the preparation of the photoreactive polymer, and an alignment film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.