Patent · US Expired

Rhodium and iridium complexes

US7094897B2 · kind B2 · utility

19Cited by

5References

22Claims

0Family size

Assignee

Covion Organic Semiconductors GmbH · DE

Inventors

Philipp Stössel · Frankfurt, DE
Hubert Spreitzer · Viernheim, DE
Heinrich Becker · Königstein, DE

Key dates

Filing date	Apr 3, 2002
Grant date	Aug 22, 2006
Priority date	—
Expiry date	Jul 16, 2022

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S428/917
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention describes novel organometallic compounds which are phosphorescence emitters. Such compounds can be used as active components (=functional materials) in a series of different types of application which can be classed within the electronics industry in the broadest sense.The compounds according to the invention are described by the formulae (I), (Ia), (II) and (IIa).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.