Samsung Display Co., Ltd.

Ji-Hoon Seo

Kwan-Hee Lee

Ja-Hyun Im

Byung-Hoon Chun

Ji-Hwan Yoon

Sung-Jun Bae

An organic light-emitting device with an electron transport layer disposed between the organic emission layer and the second electrode and comprising an anthracene-based compound and a carbazole-based compound represented by Formula 1 below: with improved efficiency and lifetime and a method for preparing the same are provided.

Organic light-emitting device and method of manufacturing the same

An organic light emitting display includes a substrate; a first pixel electrode disposed on the substrate; a second pixel electrode disposed on the substrate; a hole auxiliary layer disposed on the first pixel electrode and the second pixel electrode; a first organic emission layer disposed on the hole auxiliary layer in correspondence with the first pixel electrode and the second pixel electrode; a blue organic emission layer disposed on the hole auxiliary layer in correspondence with the first pixel electrode and the second pixel electrode, the blue organic emission layer being further disposed on the first organic emission layer; a non-doping blue organic emission layer disposed on the blue organic emission layer; an electron auxiliary layer disposed on the non-doping blue organic emission layer; and a common electrode disposed on the electron auxiliary layer.

Growing community of inventors

Yongin, South Korea

Ji-Hoon Seo