[EN] 5-SUBSTITUTED 2-PHENYLQUINOLINE COMPLEXES MATERIALS FOR LIGHT EMITTING DIODE [FR] MATÉRIAUX À BASE DE COMPLEXES DE 2-PHÉNYLQUINOLINE SUBSTITUÉE EN POSITION 5 POUR DIODE ÉLECTROLUMINESCENTE
A composition including a first compound is disclosed. The first compound is capable of functioning as a phosphorescent emitter in an organic light emitting device at room temperature; wherein the first compound has at least one aromatic ring and at least one substituent R; wherein each of the at least one R is an organic group having at least two atoms of X; wherein each X is independently selected from the group consisting of Si, and Ge; and wherein each of the at least one R is directly bonded to one of the aromatic rings.
[EN] 5-SUBSTITUTED 2-PHENYLQUINOLINE COMPLEXES MATERIALS FOR LIGHT EMITTING DIODE<br/>[FR] MATÉRIAUX À BASE DE COMPLEXES DE 2-PHÉNYLQUINOLINE SUBSTITUÉE EN POSITION 5 POUR DIODE ÉLECTROLUMINESCENTE
申请人:UNIVERSAL DISPLAY CORP
公开号:WO2012148511A1
公开(公告)日:2012-11-01
Compounds are provided that comprise a ligand having a 5-substituted 2-phenylquinoline. In particular, the 2-phenylquinoline may be substituted with a bulky alkyl at the 5-position. These compounds may be used in organic light emitting devices, in particular as red emitters in the emissive layer of such devices, to provide devices having improved properties.