Organic electroluminescent materials and devices
US9359549B2 · kind B2 · utility
8Cited by
24References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2010 |
| Grant date | Jun 7, 2016 |
| Priority date | — |
| Expiry date | Aug 25, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Compounds comprising a metal complex having novel ligands are provided. In particular, the compound is an iridium complex comprising novel aza DBX ligands. The compounds may be used in organic light emitting devices, particularly as emitting dopants, providing improved efficiency, low operating voltage, and long lifetime.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.