Patent ID: 8709614
Filing Date: 2014-04-29
Classification: C07F,C09K,H01L,H05B

Abstract:
1. An organic electroluminescent device containing an organic layer comprising an organic metal complex represented by the following general formula (I) for use in an organic EL device: in general formula (I), Ar 1 denotes a divalent aromatic hydrocarbon group or a divalent heteroaromatic group and may have substituents; Ar M denotes a trivalent metal; and L is a ligand represented by the following general formula (III): in general formula (III), the groups R 1 to R 8 respectively denote a hydrogen atom or an arbitrary substituent, substituents located adjacently may link together to form a ring, and X denotes an oxygen or sulfur atom, wherein the organic layer comprising the organic metal complex is a light emitting layer, wherein the organic metal complex is a host material and wherein the host material is doped with a phosphorescent dopant, wherein the aromatic hydrocarbon group of Ar