Organic electroluminescence element and display device
US8264140B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Mar 19, 2008 |
| Grant date | Sep 11, 2012 |
| Priority date | — |
| Expiry date | Jan 31, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31786
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An organic electroluminescence element includes a pair of electrodes composed of an anode and a cathode, at least one of which is transparent or semitransparent, and one or more organic compound layers disposed between the pair of electrodes, wherein at least one of the organic compound layers comprises at least one charge-transporting polyester consisting of repeating units containing, as a partial structure, at least one structure represented by the following formula (I-1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.