ORGANIC ELECTROLUMINESCENCE ELEMENT
    6.
    发明公开
    ORGANIC ELECTROLUMINESCENCE ELEMENT 审中-公开
    有机电致发光元件

    公开(公告)号:EP1881742A1

    公开(公告)日:2008-01-23

    申请号:EP06746097.2

    申请日:2006-05-08

    IPC分类号: H05B33/00

    CPC分类号: H01L51/5278 H01L51/5262

    摘要: An organic electroluminescent device (1) including: a transparent electrode (12); a counter electrode (14) opposite to the transparent electrode (12); and one or more mutilayered structures between the transparent electrode (12) and the counter electrode (14), the structure including two organic emitting layers (20) and (22) and an intermediate conductive layer (30) between the organic emitting layers (20) and (22), the refractive index n a of the intermediate conductive layer (30) being different from the refractive index n b of at least one of the organic emitting layers by 0.25 or less, the intermediate conductive layer (30) containing an oxide containing one or more types of rare earth elements.

    摘要翻译: 一种有机电致发光器件(1),包括:透明电极(12); 与透明电极(12)相对的反电极(14); 以及在所述透明电极(12)和所述对电极(14)之间的一个或多个多层结构,所述结构包括两个有机发光层(20)和(22)以及位于所述有机发光层(20)之间的中间导电层(30) )和(22)中,中间导电层(30)的折射率na与有机发光层中的至少一个的折射率nb相差0.25或更小,中间导电层(30)包含含有 一种或多种类型的稀土元素。