Organic electroluminescence display panel structured to reduce or prevent outgassing from an organic material, and display device including the same
US9559332B2 · kind B2 · utility
1Cited by
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16Claims
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Key dates
| Filing date | Jul 16, 2013 |
| Grant date | Jan 31, 2017 |
| Priority date | — |
| Expiry date | Nov 1, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An organic electroluminescence (EL) display panel includes a substrate, a thin film transistor on the substrate, an overcoat layer on the thin film transistor and containing an organic material, a first electrode on the overcoat layer, an organic light emitting layer on the first electrode, a second electrode on the organic light emitting layer, and a barrier layer between the overcoat layer and the first electrode and including a first region formed of a single layer and a second region formed of a multilayer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.