- Patent Title: Iridium complex compound, composition containing the compound and solvent, organic electroluminescent element containing the compound, display device, and illumination device
-
Application No.: US15931758Application Date: 2020-05-14
-
Publication No.: US11038126B2Publication Date: 2021-06-15
- Inventor: Kazuhiro Nagayama , Oki Iemura
- Applicant: Mitsubishi Chemical Corporation
- Applicant Address: JP Chiyoda-ku
- Assignee: Mitsubishi Chemical Corporation
- Current Assignee: Mitsubishi Chemical Corporation
- Current Assignee Address: JP Chiyoda-ku
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JPJP2017-229167 20171129,JPJP2017-229168 20171129
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07F15/00 ; C09K11/06 ; H01L51/50

Abstract:
Provided is an iridium complex compound represented by formula (1) below. Ir is an iridium atom. L is a bidentate ligand. A ring Cy1 is an aromatic or heteroaromatic ring including carbon atoms C1 and C2. A ring Cy2 is a heteroaromatic ring including a carbon atom C3 and a nitrogen atom N1. R1 and R2 are each a hydrogen atom or a substituent. a and b are maximum integer numbers of possible substituents on the ring Cy1 and the ring Cy2, respectively. m is 1 to 3, n is 0 to 2, and m+n=3. At least one R1 is represented by formula (2) below. R5 to R11 are each a hydrogen atom or a substituent. Rxl and RX2 are each an alkyl group or an aralkyl group.
Public/Granted literature
Information query
IPC分类: