Invention Grant
- Patent Title: Organic electroluminescent device comprising an electron buffer layer and an electron transport layer
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Application No.: US18062715Application Date: 2022-12-07
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Publication No.: US11930704B2Publication Date: 2024-03-12
- Inventor: Hee-Choon Ahn , Doo-Hyeon Moon , Sang-Hee Cho
- Applicant: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- Applicant Address: KR Chungcheongnam-do
- Assignee: Rohm and Haas Electronic Materials Korea Ltd.
- Current Assignee: Rohm and Haas Electronic Materials Korea Ltd.
- Current Assignee Address: KR
- Agent G. Creston Campbell
- Priority: KR 20160118007 2016.09.13 KR 20170112487 2017.09.04
- Main IPC: H10K85/60
- IPC: H10K85/60 ; H10K50/11 ; H10K50/17 ; H10K50/15 ; H10K50/16 ; H10K50/165 ; H10K101/30 ; H10K101/40 ; H10K102/00
Abstract:
The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure comprises a specific combination of an electron buffer material and an electron transport material which can provide high efficiency and/or long lifespan.
Public/Granted literature
- US20230180604A1 ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING AN ELECTRON BUFFER LAYER AND AN ELECTRON TRANSPORT LAYER Public/Granted day:2023-06-08
Information query
