Electroluminescent devices based on phosphorescent iridium and related group VIII metal multicyclic compounds
US9520574B2 · kind B2 · utility
1Cited by
5References
21Claims
0Family size
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Key dates
| Filing date | Apr 28, 2011 |
| Grant date | Dec 13, 2016 |
| Priority date | — |
| Expiry date | Jan 31, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed herein are phosphorescent materials comprising a complex of a metal atom M selected from Ir, Pt, Rh, Pd, Ru and Os and at least one ligand L, wherein the ligand L is represented by formula (1). Also disclosed are organic electroluminescent devices including such phosphorescent materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.