Title:
組成物及びそれを用いた発光素子
Document Type and Number:
Japanese Patent JP6519718
Kind Code:
B2
Abstract:
To provide a composition which is useful for production of a light emitting device excellent in luminance life.A composition comprising a compound represented by the formula (C-1), a metal complex represented by the formula (1) and a metal complex represented by the formula (2):[Ring R1Cto Ring R4Crepresent an aromatic hydrocarbon ring or the like, and RCrepresents a carbon atom or the like.][M1represents an iridium atom or the like, n1and n2represent an integer, Ring R1Arepresents a diazole ring, Ring R2represents an aromatic hydrocarbon ring or the like, E1, E2and E11Ato E13Arepresent a nitrogen atom or a carbon atom, R11Ato R13Arepresent a hydrogen atom, an alkyl group, an aryl group or the like, and A1-G1-A2represents an anionic bidentate ligand.][M2represents an iridium atom or the like, n3and n4represent an integer, ELrepresents a carbon atom or the like, Ring L1represents a 6-membered aromatic hetero ring, Ring L2represents an aromatic hydrocarbon ring or the like, and A3-G2-A4represents an anionic bidentate ligand. A least one of Ring L1and Ring L2has a group represented by the formula (1-T).] -R1T (1-T)[R1Trepresents an alkyl group, an aryl group or the like.].
Inventors:
Motoaki Usui
Toshiaki Sasada
Toshiaki Sasada
Application Number:
JP2018568993A
Publication Date:
May 29, 2019
Filing Date:
April 20, 2018
Export Citation:
Assignee:
Sumitomo Chemical Co., Ltd.
International Classes:
H01L51/50; C07D209/86; C07D333/76; C07F15/00; C09K11/06
Domestic Patent References:
| JP2016540381A | ||||
| JP2012103024A | ||||
| JP2012516831A |
Foreign References:
| WO2016124304A1 | ||||
| WO2014057971A1 | ||||
| WO2014163083A1 |
Other References:
SHAO, Shiyang et al.,White Electroluminescence from All-Phosphorescent Single Polymers on a Fluorinated Poly(arylene ethe,Journal of the American Chemical Society,米国,American Chemical Society,2012年,134,20290-20293
Attorney, Agent or Firm:
Toru Nakayama
Toru Sakamoto
Toru Sakamoto