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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。