Optical compensation sheet, polarizing plate and liquid crystal display
US7719644B2 · kind B2 · utility
4Cited by
1References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 2006 |
| Grant date | May 18, 2010 |
| Priority date | — |
| Expiry date | May 18, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2413/03
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical compensation sheet is provided and has a stretched polymer film or stretched cellulose acylate film and at least one optical anisotropic layer containing a liquid crystal compound, and has retardations satisfying the specific relationships defined in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.