Liquid crystal alignment film, method for preparing the same and liquid crystal display device using the same
US11073728B2 · kind B2 · utility
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Key dates
| Filing date | Oct 18, 2018 |
| Grant date | Jul 27, 2021 |
| Priority date | — |
| Expiry date | Mar 19, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/027
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a liquid crystal alignment film not only having an excellent alignment property and stability, but also having high film strength, and thus exhibiting excellent durability and a high residual image property, a method for preparing the same, and a liquid crystal display device using the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.