Organic light-emitting device comprising host, phosphorescent dopant and fluorescent dopant
US10418573B2 · kind B2 · utility
17Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2015 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Jul 27, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/90
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
According to an aspect, an organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an emission layer disposed between the first electrode and the second electrode and including a host and a dopant, wherein the host is an exciplex host, which is a combination of a hole transporting host and an electron transporting host which form an exciplex, or a delayed fluorescent organic compound, and the dopant includes both a phosphorescent dopant and a fluorescent dopant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.