The present invention relates to an organic light-emitting diode (OLED) including an ETL stack of at least two electron transport layers, wherein the first electron transport layer comprises a charge transporting compound and the second electron transport layer comprises an acridine compound and an alkali metal salt and/or alkali metal organic complex, a method of manufacturing the same and a device comprising the OLED.
本发明涉及一种有机发光二极管(OLED),包括至少两个电子传输层的 ETL 堆栈,其中第一电子传输层由电荷传输化合物组成,第二电子传输层由
吖啶化合物和碱
金属盐和/或碱
金属有机络合物组成;本发明还涉及一种制造方法和一种包含该 OLED 的设备。