Invention Grant
- Patent Title: Azaindenofluorenedione derivative, material for organic electroluminescence device and organic electroluminescence device
- Patent Title (中): 偶氮芴酮衍生物，有机电致发光元件用有机电致发光元件
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Application No.: US12325052Application Date: 2008-11-28
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Publication No.: US08088901B2Publication Date: 2012-01-03
- Inventor: Hironobu Morishita , Yuichiro Kawamura
- Applicant: Hironobu Morishita , Yuichiro Kawamura
- 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: JP2007-309941 20071130
- Main IPC: C07D487/00
- IPC: C07D487/00
Abstract:
An azaindenofluorenedione derivative shown by the following formula (I), (IIa) or (IIb):
Public/Granted literature
Information query
