Invention Grant
- Patent Title: Organic electroluminescence device
- Patent Title (中): 有机电致发光器件
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Application No.: US12122308Application Date: 2008-05-16
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Publication No.: US08211552B2Publication Date: 2012-07-03
- Inventor: Kazuki Nishimura , Toshihiro Iwakuma , Kenichi Fukuoka , Chishio Hosokawa , Masahiro Kawamura , Mitsunori Ito , Yoriyuki Takashima , Toshinari Ogiwara
- Applicant: Kazuki Nishimura , Toshihiro Iwakuma , Kenichi Fukuoka , Chishio Hosokawa , Masahiro Kawamura , Mitsunori Ito , Yoriyuki Takashima , Toshinari Ogiwara
- Applicant Address: JP Tokyo
- Assignee: Idemitsu Kosan Co., Ltd.
- Current Assignee: Idemitsu Kosan Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2007-179109 20070707; JP2007-179120 20070707; JP2007-179121 20070707
- Main IPC: H01L51/54
- IPC: H01L51/54

Abstract:
An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. In the organic electroluminescence device, the organic thin-film layer includes at least one emitting layer, and the at least one emitting layer contains: a host material represented by the following formula (1); and at least one phosphorescent material.
Public/Granted literature
- US20090009066A1 ORGANIC ELECTROLUMINESCENCE DEVICE Public/Granted day:2009-01-08
Information query
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