The present invention discloses an novel organic material is represented by the following formula (A) and organic EL device using the organic material as hole blocking layer (HBL), electron transport layer (ETL) or phosphorescent host can efficiently lower driving voltage, lower power consumption and increase the efficiency.
The same definition as described in the present invention.
本发明揭示了一种新型有机材料,其由以下公式(A)表示,以该有机材料作为阻挡层(HBL)、电子传输层(ETL)或
磷光主机的有机EL器件可以有效降低驱动电压、降低功耗并提高效率。与本发明中所述的定义相同。