Organic electroluminescent device
    7.
    发明申请
    Organic electroluminescent device 审中-公开
    有机电致发光器件

    公开(公告)号:US20070120466A1

    公开(公告)日:2007-05-31

    申请号:US11304900

    申请日:2005-12-16

    IPC分类号: H05B33/00

    CPC分类号: C09K11/06 C09K2211/1011

    摘要: An organic electroluminescent device including, a hole-transporting layer, an emitting layer and an electron-transporting layer in this order between an anode and a cathode, an emission spectrum having emission peaks when applying current for emission, the intensity (ID) of the maximum emission peak among the emission peaks and the intensity (IO) of another emission peak at a shorter wavelength than the wavelength of the maximum emission peak among the emission peaks satisfying the following formula (A), IO/ID

    摘要翻译: 一种在阳极和阴极之间依次具有空穴传输层,发光层和电子传输层的有机电致发光器件,当施加用于发射的电流时具有发光峰值的发射光谱,强度(I < 在发光峰中的最大发射峰值的距离和在比所发射峰值中的最大发射峰值的波长更短的波长处的另一个发射峰值的强度(I LOW)满足 以下公式(A),<?in-line-formula description =“In-line Formulas”end =“lead”?> I / 50(A)。 <?in-line-formula description =“In-line Formulas”end =“tail”?>