Electroluminescent device with quinazoline complex emitter
US9040170B2 · kind B2 · utility
9Cited by
71References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 2005 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Dec 13, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/103
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An OLED device comprises a cathode, an anode, and located therebetween a light-emitting layer containing a host material and a tris-C^N-cyclometallated complex of Ir or Rh wherein at least one of the ligands comprises a substituted quinazoline moiety. The device provides useful emission and stability attributes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.