Liquid crystal photo-alignment agent, liquid crystal photo-alignment layer manufactured using the same, and liquid crystal display device including the liquid crystal photo-alignment layer
US8487069B2 · kind B2 · utility
1Cited by
7References
8Claims
0Family size
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Key dates
| Filing date | Sep 1, 2010 |
| Grant date | Jul 16, 2013 |
| Priority date | — |
| Expiry date | May 7, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/027
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed is a liquid crystal photo-alignment agent including polyamic acid or a polyimide including a first structural unit derived from a photo-diamine represented by the following Chemical Formula 1, a second structural unit represented by the following Chemical Formula 2 or a polymer compound combination thereof, and a solvent.In Chemical Formulae 1 and 2, each substituent is the same as defined in the detailed description.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.