Invention Grant
- Patent Title: Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device
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Application No.: US15308461Application Date: 2015-07-13
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Publication No.: US10854822B2Publication Date: 2020-12-01
- Inventor: Tomoki Kato , Nobuhiro Yabunouchi , Masakazu Funahashi , Takahiro Fujiyama
- Applicant: IDEMITSU KOSAN CO., LTD.
- Applicant Address: JP Chiyoda-ku
- Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee Address: JP Chiyoda-ku
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2014-143248 20140711; JP2014-143249 20140711; JP2014-255559 20141217; JP2014-255562 20141217; JP2014-255565 20141217
- International Application: PCT/JP2015/070046 WO 20150713
- International Announcement: WO2016/006710 WO 20160114
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07D333/76 ; C07D307/91 ; C09K11/06 ; H01L51/50 ; C07C211/61 ; C07D209/82 ; C07D405/12 ; C07D209/86
Abstract:
An organic EL device capable of driving at low voltage and having high emission efficiency and long lifetime and a material for organic EL devices which realize such an organic EL device are provided. The material for organic EL devices is a compound represented by formula (A1) or (B1): wherein R1 to R8, n1, m2, k3, k4, n5, m6, L0 to L2, and Ar are as defined in the description.
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