Materials for organic electroluminescent devices

US9085579B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Philipp Stoessel · Frankfurt am Main, DE
• Holger Heil · Frankfurt am Main, DE
• Dominik Joosten · Ober-Ramstadt, DE
• Christof Pflumm · Darmstadt, DE
• Anja Gerhard · Egelsbach, DE

Key dates

• Filing date: Feb 15, 2010
• Grant date: Jul 21, 2015
• Expiry date: Oct 23, 2032

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E10/549
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to metal complexes of the general formulae I to V, in particular as emitter molecules in organic electronic devices, to ligands of the general formulae Ia to Va, and to the use thereof for the preparation of metal complexes, 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.