Samsung Sdi Co., Inc.

Novaled Gmbh

Younhwan Kim

Sung-Hyun Jung

Hun Rae Kim

Eun Sun Yu

Byungku Kim

Youngkwon Kim

Hyung Sun Kim

Domagoj Pavicic

Hyungsun Kim

Jerome Ganier

Vygintas Jankus

The present invention relates to an organic electroluminescent device, particularly 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 first electron transport matrix compound and the second electron transport layer comprises second electron transport matrix compound and a redox n-dopant, and a device comprising the OLED.

Organic electroluminescent device comprising a redox-doped electron transport layer and an auxiliary electron transport layer

The present invention relates to a compound for an organic optoelectronic element, represented by chemical formula I, an organic optoelectronic element employing the same, and a display device. The details of chemical formula I above are defined as in the specification.

Compound for organic optoelectronic element, organic optoelectronic element, and display device

Growing community of inventors

Suwon-si, South Korea

Younhwan Kim