| abstract |
The present invention relates to a composition, in particular for use in organic electroluminescent devices, the composition comprising a carbazole compound, an electron transport compound, a triplet emitter compound and at least one solvent, the electron transport compound being a ketone A compound or triazine compound and the carbazole compound has at least two carbazole groups in which N atoms are connected by an aromatic or heteroaromatic ring system. The invention also relates to organic electroluminescent devices comprising mixtures according to the invention. |