Organic electroluminescence device
US8076839B2 · kind B2 · utility
9Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 2, 2007 |
| Grant date | Dec 13, 2011 |
| Priority date | — |
| Expiry date | Jun 1, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K85/6572
Abstract
An organic electroluminescence device (1) including: an anode (20) and a cathode (50), at least two organic emitting layers (30), (32) and (34) interposed between the anode and the cathode, and at least one intermediate connection layer (40) and (42) being provided between the organic emitting layers (30), (32) and (34), the intermediate connection layer (40) and (42) comprising an acceptor layer, a donor layer and an electron-transporting material layer being stacked in this order from the cathode (50), the electron-transporting material layer containing a non-complex compound with a nitrogen-containing heterocyclic structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.