Organic electroluminescence device

US9112172B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Joachim Kaiser · Frankfurt am Main, DE
• Holger Heil · Frankfurt am Main, DE
• Simone Leu · Dittelsheim-Heßloch, DE
• Horst Vestweber · Prüm, DE

Key dates

• Filing date: Mar 10, 2010
• Grant date: Aug 18, 2015
• Expiry date: Sep 5, 2032

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2101/10
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to white-emitting organic electroluminescent devices which have at least one blue-fluorescent emitter layer and at least one phosphorescent emitter layer.