Dibenzothiophene-containing materials in phosphorescent light emitting diodes
US8580402B2 · kind B2 · utility
29Cited by
18References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2011 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | Jul 19, 2031 |
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.