Invention Grant
- Patent Title: Organic light emitting element and organic light emitting display device including the same
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Application No.: US15208421Application Date: 2016-07-12
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Publication No.: US10170723B2Publication Date: 2019-01-01
- Inventor: Dong Kyu Seo , Dong Chan Kim , Won Jong Kim , Eung Do Kim , Jong Hyuk Lee , Da Hea Im , Sang Hoon Yim , Yoon Hyeung Cho , Chang Woong Chu , Won Suk Han
- Applicant: SAMSUNG DISPLAY CO., LTD.
- Applicant Address: KR Yongin-si
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR Yongin-si
- Agency: Lewis Roca Rothgerber Christie LLP
- Priority: KR10-2015-0150124 20151028
- Main IPC: H01L51/52
- IPC: H01L51/52 ; H01L51/50 ; H01L27/32

Abstract:
An organic light emitting element according to an exemplary embodiment of the present disclosure includes a first electrode, a second electrode, an emission layer between the first electrode and the second electrode, an electron injection layer between the second electrode and the emission layer, and a barrier layer between the electron injection layer and the second electrode, wherein a work function of the barrier layer is larger than a work function of the second electrode.
Public/Granted literature
- US20170125720A1 ORGANIC LIGHT EMITTING ELEMENT AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME Public/Granted day:2017-05-04
Information query
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