Polarizing plate, liquid crystal display device having the same, and method of manufacturing polarizing plate
US10564338B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Aug 24, 2015 |
| Grant date | Feb 18, 2020 |
| Priority date | — |
| Expiry date | Mar 10, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/14
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A polarizing plate, which includes at least a polarizer layer including an iodine-dyed polyvinyl alcohol film, and the polarizing plate including a compound with a bond dissociation energy E1 of less than or equal to 90.0 kcal/mol, a peroxide radical forming energy E2 of less than or equal to 0.0 kcal/mol, and a polyiodide ion I5− forming ability in an iodide compound-containing solution of less than or equal to 1.0.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.