Organometallic luminescent materials and organic electroluminescent device containing same
US6579633B2 · kind B2 · utility
5Cited by
3References
4Claims
0Family size
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Key dates
| Filing date | Aug 31, 2001 |
| Grant date | Jun 17, 2003 |
| Priority date | — |
| Expiry date | Aug 31, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An organometallic luminescent material including the compound of formula (IV) emits pure green light and has a high thermal stability: wherein,M4 is a monovalent metal selected from the group consisting of Li, Na, and K;R is hydrogen or a C1-10 alkyl;D is O or S; andn is an integer ranging from 1 to 4.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.