Organic electroluminescent materials and devices
US9847495B2 · kind B2 · utility
5Cited by
31References
28Claims
0Family size
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Key dates
| Filing date | Jun 6, 2012 |
| Grant date | Dec 19, 2017 |
| Priority date | — |
| Expiry date | Dec 7, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel heteroleptic iridium carbene complexes are provided, which contain phenyl imidazole moieties. In particular, ligands containing 2,4,6-trisubstituted N-phenyl imidazole fragments have highly desirable properties that make them suitable materials for use in OLED devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.