Polarizing plate and optical display device including same
US12153238B2 · kind B2 · utility
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14Claims
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Assignee
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Key dates
| Filing date | Mar 3, 2020 |
| Grant date | Nov 26, 2024 |
| Priority date | — |
| Expiry date | Nov 1, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/031
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A polarizing plate and an optical display device comprising the same are disclosed. The polarizing plate includes a polarizer comprising a zinc cation and a unit represented by the Formula 1, and the polarizing plate has a chrominance variation ΔE of about 5.2 or less, as calculated by Equation 1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.