Invention Grant
- Patent Title: Polycyclic aromatic compounds and organic electroluminescent devices using the same
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Application No.: US17172171Application Date: 2021-02-10
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Publication No.: US11985891B2Publication Date: 2024-05-14
- Inventor: SungHoon Joo , Ji-Hwan Kim , Byung-sun Yang , Hyeon Jun Jo , Sungeun Choi , Su-jin Kim , Bong-Ki Shin
- Applicant: SFC CO., LTD.
- Applicant Address: KR Cheongju-si
- Assignee: SFC Co., Ltd.
- Current Assignee: SFC Co., Ltd.
- Current Assignee Address: KR Cheongju-si
- Agency: NSIP Law
- Priority: KR 20180151781 2018.11.30 KR 20190069314 2019.06.12
- Main IPC: H01L51/50
- IPC: H01L51/50 ; C07F5/02 ; C09K11/06 ; H10K85/60 ; H10K50/11 ; H10K50/15 ; H10K50/16 ; H10K50/17 ; H10K50/18
Abstract:
Disclosed are polycyclic aromatic compounds that can be employed in various organic layers of organic electroluminescent devices. Also disclosed are organic electroluminescent devices including the polycyclic aromatic compounds. The organic electroluminescent devices are highly efficient and long lasting and have greatly improved luminous efficiency.
Public/Granted literature
- US20210167293A1 POLYCYCLIC AROMATIC COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICES USING THE SAME Public/Granted day:2021-06-03
Information query
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