Organic electroluminescent element
US10411212B2 · kind B2 · utility
3Cited by
11References
20Claims
0Family size
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Key dates
| Filing date | Oct 2, 2012 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Apr 16, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An organic electroluminescence device including: an anode; a cathode; two or more emitting units that are disposed between the anode and the cathode, each unit having an emitting layer; and a charge-generating layer that is disposed between the emitting units, wherein the charge-generating layer comprises an N layer nearer to the anode and a P layer nearer to the cathode, and the P layer comprises a compound represented by the following formula (I).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.