发明授权
- 专利标题: Material for organic electroluminescence device and organic electroluminescence device
- 专利标题(中): 有机电致发光器件和有机电致发光器件的材料
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申请号: US13760928申请日: 2013-02-06
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公开(公告)号: US09530969B2公开(公告)日: 2016-12-27
- 发明人: Yumiko Mizuki , Mitsunori Ito , Tetsuya Inoue , Kumiko Hibino , Kazuki Nishimura
- 申请人: IDEMITSU KOSAN CO., LTD.
- 申请人地址: JP Chiyoda-ku
- 专利权人: IDEMITSU KOSAN CO., LTD.
- 当前专利权人: IDEMITSU KOSAN CO., LTD.
- 当前专利权人地址: JP Chiyoda-ku
- 代理机构: Oblon, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2011-266238 20111205; JP2012-083145 20120330
- 主分类号: H01L51/54
- IPC分类号: H01L51/54 ; C09K11/06 ; H01L51/00 ; C07D403/10 ; C07D403/14 ; C07D487/04 ; H01L51/50
摘要:
An organic electroluminescence device employing a specific biscarbazole derivative having a cyano group as a first host and a compound having both a carbazole structure and a nitrogen-containing aromatic heteroring as a second host. The organic electroluminescence device has a prolonged lifetime.
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