Patent ID: 7794855

Claim:
An organic light-emitting element comprising: a pair of electrodes constituted by an anode and a cathode; and one or a plurality of organic compound layers provided between the electrodes, wherein the one or the plurality of organic compound layer is a light-emitting layer, the light-emitting layer is composed of a host material and a guest material, and a combination of the host material and the guest material is any one of combinations shown below: a combination in which the host material is a compound represented by Compound 3 and the guest material is a compound represented by Formula 2, or a combination in which the host material is a compound represented by Compound 3 and the guest material is a compound represented by the following structural formula, Formula 1, or a combination in which the host material is a compound represented by the following structural formula, Formula 5, and the guest material is a compound represented by the following structural formula, Formula 2, or