Organic electroluminescent device

US8941297B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

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

Key dates

• Filing date: Apr 13, 2011
• Grant date: Jan 27, 2015
• Expiry date: May 9, 2031

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2101/27

Abstract

The present invention relates to white-emitting organic electroluminescent devices which have a fluorescent emitter layer and a phosphorescent emitter layer.