Patent ID: 9466804
Filing Date: 2016-10-11
CPC Classification: C07F,C09B,C09K,H01L

Claim Text:
1. An organic light-emitting element comprising: an anode; a cathode; and an organic compound layer placed between the anode and the cathode, wherein the organic compound layer includes an iridium complex represented by the following general formula [1] and a metal complex represented by the following general formula [9]: in the formula [1], a partial structure IrL in the formula [2]: a ring A R in the formula [1], a partial structure IrL in the formula [3]: a ring A a ring B represents a nitrogen-containing aromatic heterocycle, and the nitrogen-containing aromatic heterocycle represented by the ring B may further have any substituent selected from an alkyl group having 1 or more and 4 or less carbon atoms, an aralkyl group, an aryl group, a heterocyclic group, a substituted amino group, an alkoxy group, an aryloxy group, a halogen atom, and a cyano group; L in the formula [1], L in the formula [9], M represents a divalent metal atom selected from Zn, Be, Mg, Ca, Co, and Ni, L and L′ each represent a bidentate ligand, and L and L′ may be identical to or different from each other, and ML and ML′ each represent any one of partial structures represented by the following general formulae [10] to [15]: in the formulae [10] to [15], R in the formulae [12] to [15]: a ring B comprises any one of cyclic structures represented by the following general formulae [16] to [18]; and *1 represents a bonding position with an oxygen atom and *2 represents a bonding position with a carbon atom in a five-membered heterocyclic skeleton: in the formulae [16] to [18], R