Invention Grant
- Patent Title: Metal complex and light emitting device using the same
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Application No.: US15511553Application Date: 2015-09-09
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Publication No.: US10529934B2Publication Date: 2020-01-07
- Inventor: Takakazu Saito , Yusuke Ishii , Kazuei Ohuchi , Nobuhiko Akino , Rui Ishikawa
- Applicant: Sumitomo Chemical Company, Limited
- Applicant Address: JP Tokyo
- Assignee: Sumitomo Chemical Company, Limited
- Current Assignee: Sumitomo Chemical Company, Limited
- Current Assignee Address: JP Tokyo
- Agency: Panitch Schwarze Belisario & Nadel LLP
- Priority: JP2014-188579 20140917
- International Application: PCT/JP2015/075542 WO 20150909
- International Announcement: WO2016/043097 WO 20160324
- Main IPC: H01L51/54
- IPC: H01L51/54 ; C09K11/06 ; H01L51/00 ; C07F15/00 ; H01L51/50

Abstract:
Provided is a metal complex which is excellent in quantum yield and full width at half maximum of a light emission spectrum. The metal complex is represented by the following formula (1): wherein M represents an iridium atom or the like, n1 represents 1 to 3, n2 represents 0 to 2, X1 to X8 represent a carbon atom or the like, R1 to R8 represent a hydrogen atom or the like, one of Xa and Xb is a single bond, and the other is a group represented by —CR11R12—CR13R14—, R11 to R14 represent an alkyl group or the like, ring A represents a heteroaromatic ring, and A1-G1-A2 represents an anionic bidentate ligand.
Public/Granted literature
- US20170256726A1 METAL COMPLEX AND LIGHT EMITTING DEVICE USING THE SAME Public/Granted day:2017-09-07
Information query
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