Invention Grant
- Patent Title: Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic equipment
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Application No.: US14909930Application Date: 2015-07-13
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Publication No.: US10944057B2Publication Date: 2021-03-09
- 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: JPJP2014-143248 20140711,JPJP2014-143249 20140711,JPJP2014-255559 20141217,JPJP2014-255562 20141217,JPJP2014-255565 20141217
- International Application: PCT/JP2015/070045 WO 20150713
- International Announcement: WO2016/006709 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:
A compound represented by formula (A-0) or (B-0) is useful as a material for organic EL devices which realizes an organic EL device exhibiting high emission efficiency even when driving at a low voltage and has a long lifetime: wherein R1 to R10, n1, m2, k3, k4, n5, m6, k7, k8, L0 to L2, and Ar are as defined in the description.
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