Display cover substrate and display device including same
US11217766B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Dec 13, 2017 |
| Grant date | Jan 4, 2022 |
| Priority date | — |
| Expiry date | Mar 13, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A display cover substrate according to an embodiment includes: a flexible substrate including one surface and the other surface opposite to the one surface; a surface reinforcing layer disposed on the one surface; and a functional layer disposed on the surface reinforcing layer, wherein the functional layer includes a plurality of layers having different refractive indexes, and an average light transmittance is 90% or more in a light wavelength band of 388 nm to 700 nm, and an average light transmittance is less than 90% and a minimum light transmittance is 60% or less in a light wavelength band of 250 nm to 388 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.