Organic light emitting device
US9461260B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Mar 28, 2013 |
| Grant date | Oct 4, 2016 |
| Priority date | — |
| Expiry date | Apr 22, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/103
Abstract
Provided is an organic light emitting device that has high efficiency and high durability against continuous driving. The organic light emitting device includes an anode, a cathode, and organic compound layers placed between the anode and the cathode, in which the organic compound layers include a hole transport layer and an emitting layer, the hole transport layer and the emitting layer are in contact with each other, the hole transport layer has an arylamine compound and an aromatic hydrocarbon compound, and the emitting layer has a host and an electron trap dopant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.