Patent · US Active

Materials for organic electroluminescent devices

US8597798B2 · kind B2 · utility

2Cited by

11References

15Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Amir Hossain Parham · Frankfurt am Main, DE
Arne Buesing · Frankfurt, DE
Anja Gerhard · Egelsbach, DE
Joachim Kaiser · Frankfurt am Main, DE
Rocco Fortte · Frankfurt am Main, DE

Key dates

Filing date	Oct 15, 2009
Grant date	Dec 3, 2013
Priority date	—
Expiry date	Oct 19, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/549
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention relates to transition-metal complexes of the general formula I or II, in particular as emitter molecules in organic electronic devices, to a layer and an electronic device which comprise the compounds according to the invention, and to a process for the preparation of the compounds according to the invention.

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