| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an organic electroluminescent element that has high external quantum efficiency, a low drive voltage, excellent durability and low dependence of voltage rise after drive on a used ambient temperature. <P>SOLUTION: The luminescent organic thin film comprises at least one compound represented by formula (PQ-1) and a hydrocarbon compound having a specific structure. The organic electroluminescent element uses the luminescent organic thin film. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
