ORGANIC LIGHT EMITTING DIODE DEVICES

摘要

According to an embodiment of the present invention, an organic electroluminescent device comprises at least on organic film formed between a positive electrode and a negative electrode, wherein the organic film comprises host compounds represented by chemical formula 1. In the chemical formula 1, A, B, and C are respectively and independently one selected from substituted or unsubstituted aromatic compounds and substituted or unsubstituted ring compounds.