Electroluminescent device with organic electroluminescent medium
US5061569A · kind A · utility
1,193Cited by
10References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1990 |
| Grant date | Oct 29, 1991 |
| Priority date | — |
| Expiry date | Jul 26, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31909
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An internal junction organic electroluminescent device is disclosed comprising in sequence, an anode, an organic hold injecting and transporting zone, an organic electron injecting and transporting zone, and a cathode. The hole injecting and transporting zone includes a tertiary amine containing at least two tertiary amine moieties and including attached to a tertiary amine nitrogen atom an aromatic moiety containing at least two fused aromatic rings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.