Photoaligning material
US9097938B2 · kind B2 · utility
6Cited by
1References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 19, 2011 |
| Grant date | Aug 4, 2015 |
| Priority date | — |
| Expiry date | Aug 14, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133788
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals comprising a main chain and a side chain, wherein the side chain comprises a difluoromethylene group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.