TRIARYL AMINE THICK LAYER DOPED WITH METAL AMIDES FOR USE AS HIL FOR AN ORGANIC LIGHT-EMITTING DIODE (OLED)

摘要

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.