公开(公告)号：US20150188066A1

公开(公告)日：2015-07-02

申请号：US14563607

申请日：2014-12-08

Applicant: LG Display Co., Ltd.

Inventor： Ki-Woog SONG ,  Tae-Il KUM ,  Shin-Han KIM ,  Seon-Keun YOO ,  Hee-Dong CHOI ,  Chi-Yul SONG

IPC: H01L51/50

CPC classification number: H01L51/504 ,  H01L27/3209 ,  H01L51/002 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/0085 ,  H01L51/5056 ,  H01L51/5076 ,  H01L51/5278 ,  H01L2251/552

Abstract: Discussed is a white organic light emitting device including an anode and a cathode opposite to each other, a plurality of stacks disposed between the anode and the cathode, each of the stacks including a hole transport layer, a light emitting layer and an electron transport layer, and a charge generation layer disposed between different stacks, the charge generation layer including a single organic host having an electron transport property, and an n-type dopant and a p-type dopant.

Abstract translation: 讨论了包括彼此相对的阳极和阴极的白色有机发光器件，设置在阳极和阴极之间的多个堆叠，每个堆叠包括空穴传输层，发光层和电子传输层 以及设置在不同堆叠之间的电荷产生层，电荷产生层包括具有电子传输性质的单一有机主体，以及n型掺杂剂和p型掺杂剂。