Dibenzothiophene-containing materials in phosphorescent light emitting diodes
US8007927B2 · kind B2 · utility
36Cited by
18References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2008 |
| Grant date | Aug 30, 2011 |
| Priority date | — |
| Expiry date | Jun 2, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A new class of dibenzothiophene and/or dibenzofuran-containing compounds are provided. The new compounds may be useful in organic light emitting devices, particularly as the host of an emissive layer having a host and an emissive dopant, or as a material in an enhancement layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.