ORGANIC ELECTROLUMINATING ASSOCIATION, MORE ECONOMIC MATERIALS AND THEIR ENVIRONMENTAL ORGANIC ELECTROLUMINATIVE PREPARATION

摘要

This disclosure concerns an organic electroluminescent compound represented by formula 1, several host materials comprising a specific combination of compounds, and one such comprehensive organic electroluminescent device. The inclusion of the organic electroluminescent compound or the specific combination of compounds as provided for in this disclosure may provide an organic electroluminescent device with a longer service life compared to conventional organic electroluminescent devices.