Invention Grant
- Patent Title: Compound and organic electroluminescence device using the same
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Application No.: US16971260Application Date: 2019-02-20
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Publication No.: US11765972B2Publication Date: 2023-09-19
- Inventor: Yoshinao Shirasaki , Tetsuya Masuda , Takushi Shiomi , Masatoshi Saito , Kei Yoshida , Masato Nakamura
- Applicant: IDEMITSU KOSAN CO.,LTD.
- Applicant Address: JP Tokyo
- Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: JP 18027695 2018.02.20 JP 18202293 2018.10.26
- International Application: PCT/JP2019/006323 2019.02.20
- International Announcement: WO2019/163826A 2019.08.29
- Date entered country: 2020-08-19
- Main IPC: H10K85/60
- IPC: H10K85/60 ; C09K11/06 ; C07D405/04 ; C07D409/04 ; H10K50/15 ; H10K50/16 ; H10K101/00 ; C07C15/27 ; C07D233/02 ; C07D251/04
Abstract:
A compound represented by the following formula (1), wherein X1 is O or S, and two or more of Y1, Y2 and Y3 are N, provided that the case where one or both of —Ar1-Ar2 and —Ar3-Ar4 is a p-terphenyl-3-yl group is excluded.
Public/Granted literature
- US20210009527A1 COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME Public/Granted day:2021-01-14
Information query
