Invention Application
- Patent Title: ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
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Application No.: US16739698Application Date: 2020-01-10
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Publication No.: US20200287138A1Publication Date: 2020-09-10
- Inventor: Yuji SUZAKI , Akinori YAMATANI , Nobutaka AKASHI
- Applicant: Samsung Display Co., Ltd.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@1c4584f
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07F5/02 ; C09K11/06
Abstract:
An organic electroluminescence device having high luminous efficiency includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region, wherein the emission layer includes a polycyclic compound represented by Formula 1.
Public/Granted literature
- US11502259B2 Organic electroluminescence device and polycyclic compound for organic electroluminescence device Public/Granted day:2022-11-15
Information query
IPC分类:
