Invention Application
- Patent Title: ORGANIC ELECTROLUMINESCENT DEVICE
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Application No.: US15535526Application Date: 2015-12-16
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Publication No.: US20170346009A1Publication Date: 2017-11-30
- Inventor: Norimasa Yokoyama , Shuichi Hayashi , Takeshi Yamamoto , Naoaki Kabasawa , Daizou Kanda , Shunji Mochizuki , Soon-wook Cha , Sang-woo Park , Ju-man Song , Kyung-seok Jeon
- Applicant: Hodogaya Chemical Co., Ltd. , SFC Co., Ltd.
- Priority: JP2014-259965 20141224
- International Application: PCT/JP2015/085232 WO 20151216
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07D401/10 ; C07D209/08 ; C07D209/86 ; C07D235/18 ; C07D239/26 ; C07D307/91 ; C07D333/76 ; C07C211/54 ; C07D471/04 ; C07D401/14 ; C07C211/61 ; C07C211/58 ; H01L51/50 ; H01L51/52

Abstract:
In the organic electroluminescent device having at least an anode, a hole injection layer, a hole transport layer, a light emitting layer, an electron transport layer and a cathode in this order, the hole injection layer includes an arylamine compound of the following general formula (1) and an electron acceptor. In the formula, Ar4 to Ar4 may be the same or different, and represent a substituted or unsubstituted aromatic hydrocarbon group, a substituted or unsubstituted aromatic heterocyclic group, or a substituted or unsubstituted condensed polycyclic aromatic group.
Information query
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