Triaryl amine thick layer doped with metal amides for use as HIL for an organic light-emitting diode (OLED)

US10998518B2 · kind B2 · utility

Assignee

• Novaled GmbH · DE

Inventors

• Markus Hummert · Dresden, DE
• Thomas Rosenow · Dresden, DE

Key dates

• Filing date: Aug 18, 2016
• Grant date: May 4, 2021
• Expiry date: Sep 5, 2037

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K85/6572

Abstract

The present invention relates to a hole injection layer for an OLED comprising a triarylamine compound doped with a charge neutral metal amide compound, characterized in that the hole injection layer has a thickness of at least about ≥20 nm to about ≤1000 nm and the charge neutral metal amide compound has the Formula Ia.