Compounds for organic electronic devices

US8932731B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Amir Hossain Parham · Frankfurt am Main, DE
• Susanne Heun · Bad Soden, DE
• Horst Vestweber · Prüm, DE
• Philipp Stoessel · Frankfurt am Main, DE
• Holger Heil · Frankfurt am Main, DE
• Rocco Fortte · Frankfurt am Main, DE

Key dates

• Filing date: Aug 16, 2006
• Grant date: Jan 13, 2015
• Expiry date: May 5, 2029

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S977/754
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to the improvement of organic electroluminescent devices, in particular blue-emitting devices, by using compounds of the formula (1) or formula (2) as dopants in the emitting layer or as hole-transport material in a hole-transport layer.