Invention Grant
- Patent Title: Organic electroluminescent device
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Application No.: US15541432Application Date: 2016-01-05
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Publication No.: US10559759B2Publication Date: 2020-02-11
- Inventor: Shuichi Hayashi , Naoaki Kabasawa , Shunji Mochiduki
- Applicant: HODOGAYA CHEMICAL CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: HODOGAYA CHEMICAL CO., LTD.
- Current Assignee: HODOGAYA CHEMICAL CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: JP2015-001991 20150108
- International Application: PCT/JP2016/050063 WO 20160105
- International Announcement: WO2016/111269 WO 20160714
- Main IPC: H01L51/50
- IPC: H01L51/50 ; H01L51/00 ; C09K11/06 ; C07C211/54 ; C07C211/61 ; C07D209/08 ; H01L51/52
Abstract:
The organic EL device of the present invention has an anode, a first hole transport layer, a second hole transport layer, a luminous layer, an electron transport layer, and a cathode in the order of description. The second hole transport layer includes an arylamine derivative represented by the following general formula (1): and the electron transport layer includes a pyrimidine compound represented by the following general formula (2):
Public/Granted literature
- US20170358754A1 ORGANIC ELECTROLUMINESCENT DEVICE Public/Granted day:2017-12-14
Information query
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