- Patent Title: Electron transport layer stack for an organic light-emitting diode
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Application No.: US15788431Application Date: 2017-10-19
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Publication No.: US11011708B2Publication Date: 2021-05-18
- Inventor: Julien Frey , Domagoj Pavicic , Carsten Rothe , Volodymyr Senkovskyy , Francois Cardinali , Hyungsun Kim , Byungku Kim
- Applicant: Novaled GmbH , Samsung SDI Co. Ltd.
- Applicant Address: DE Dresden; KR Gyeonggi-do
- Assignee: Novaled GmbH,Samsung SDI Co. Ltd.
- Current Assignee: Novaled GmbH,Samsung SDI Co. Ltd.
- Current Assignee Address: DE Dresden; KR Gyeonggi-do
- Agency: Eversheds Sutherland (US) LLP
- Priority: EP16195344 20161024
- Main IPC: H01L51/56
- IPC: H01L51/56 ; H01L51/50 ; H01L51/00 ; C07D495/04 ; C07D401/10 ; C07D251/24 ; C07D221/18
Abstract:
The present invention relates to an organic light-emitting diode (OLED) including an ETL stack of at least two electron transport layers, wherein the first electron transport layer comprises a charge transporting compound and the second electron transport layer comprises an acridine compound and an alkali metal salt and/or alkali metal organic complex, a method of manufacturing the same and a device comprising the OLED.
Public/Granted literature
- US20180114920A1 Electron Transport Layer Stack for an Organic Light-Emitting Diode Public/Granted day:2018-04-26
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