Invention Grant
- Patent Title: Organic electroluminescence device and polycyclic compound for organic electroluminescence device
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Application No.: US16575109Application Date: 2019-09-18
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Publication No.: US11335862B2Publication Date: 2022-05-17
- Inventor: Jungsub Lee , Hyein Jeong , Hye Jeong Park
- 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: KR10-2018-0155173 20181205
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07F5/02 ; C09K11/06 ; C07D495/06 ; H01L51/50
Abstract:
An organic electroluminescence device according to an embodiment of the present disclosure includes a first electrode, a hole transport region, an emission layer, an electron transport region, and a second electrode, in which the emission layer includes a polycyclic compound represented by Formula 1, thereby achieving improved emission efficiency:
Public/Granted literature
- US20200185606A1 ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE Public/Granted day:2020-06-11
Information query
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