Spiro organic compounds
    3.
    发明授权

    公开(公告)号:US10214489B2

    公开(公告)日:2019-02-26

    申请号:US15339068

    申请日:2016-10-31

    摘要: The present invention provides a spiro compound of General Formula 1, and use thereof in the fields of electronic materials, fine chemistry, and medical science. Further, the present invention also provides an organic electroluminescence device fabricated by using the spiro compound of General Formula 1. When used in an organic electroluminescence device, the compound of General Formula 1 provided in the present invention is capable of reducing the drive voltage, and increasing the luminous efficiency, brightness, thermal stability, color purity, and service life of the device.