Optical sheet and backlight unit having the optical sheet
US9884992B2 · kind B2 · utility
2Cited by
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20Claims
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Key dates
| Filing date | Nov 7, 2013 |
| Grant date | Feb 6, 2018 |
| Priority date | — |
| Expiry date | Mar 9, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0051
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In an optical sheet and a backlight unit comprising same, the optical sheet comprises: a first transparent film, a first barrier layer; and an light conversion layer, wherein the first barrier layer is formed on one surface of the first transparent film, the light conversion layer is formed on top of the first barrier layer, and wherein at least one of a light-emitting composite including a wax particle and a nano light-emitting body that is disposed inside the wax particle, and a fluorescent particle is dispersed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.