Patent ID: 8361637
Filing Date: 2013-01-29
Classification: C09K,H01L

Abstract:
1. An organic electroluminescent device comprising: a pair of electrodes; and at least one organic layer between the pair of electrodes, the at least one organic layer including a light emitting layer, the device comprising, in the at least one organic layer, a compound represented by formula (I): wherein Qs each independently represents a t-butyl group or a trimethylsilyl group; R represents a hydrogen atom, an alkyl group, a cyano group, an aryl group, or a heteroaryl group, and when the compound has a plurality of Rs, the Rs each independently represents a hydrogen atom, an alkyl group, a cyano group, an aryl group, or a heteroaryl group; and n stands for 1 or 2, wherein the light emitting layer includes a platinum complex material, and wherein the light emitting layer further contains a compound represented by formula (a): wherein R