Organic electroluminescent materials and devices
US9502656B2 · kind B2 · utility
6Cited by
31References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 2014 |
| Grant date | Nov 22, 2016 |
| Priority date | — |
| Expiry date | Jul 13, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present disclosure provides novel compounds based on azadibenzothiophenes, azadibenzofurans and azadibenzoselenophenes with at least two nitrogen atoms in the aza rings. The compounds can be used in green, red, yellow and white emitting devices as electron-transporting hosts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.