ORGANIC ELECTROLUMINESCENT DEVICE HAVING REDOX-DOPED ELECTRON TRANSPORT LAYER AND AUXILIARY ELECTRON TRANSPORT LAYER

摘要

The present invention relates to an organic electroluminescent device having an ETL stack of at least two electron transport layers, particularly to an organic light emitting diode (OLED) and a device having the OLED, wherein a first electron transport layer includes a first electron transport matrix compound and a second electron transport layer includes a second electron transport matrix compound and an n-dopant.;COPYRIGHT KIPO 2018