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    • 4. 发明申请
    • ORGANIC LUMINESCENT DEVICE AND A PRODUCTION METHOD FOR THE SAME
    • 有机发光装置及其制造方法
    • WO2009091231A3
    • 2009-10-29
    • PCT/KR2009000283
    • 2009-01-19
    • LG CHEMICAL LTDKANG MIN-SOOSON SE-HWANNOH JEOUNG-KWEN
    • KANG MIN-SOOSON SE-HWANNOH JEOUNG-KWEN
    • H05B33/14
    • H01L51/5004C09K2211/1033C09K2211/1037H01L51/5052H01L51/5084H01L51/5092H01L2251/552
    • The present invention provides an organic luminescent device comprising a first electrode, two or more organic layers and a second electrode, and a manufacturing method for the same. A characterising feature is that the first electrode comprises a conductive layer and an n-type organic layer in contact with the conductive layer; one of the organic layers interposed between the n-type organic layer of the first electrode and the second electrode is a p-type organic layer forming an NP junction with the n-type organic layer of the first electrode; and the energy levels of the layers satisfy the following Formulae (1) and (2), and another characterising feature is that one or more of the organic layers interposed between the p-type organic layer and the second electrode is (are) n-type doped with an alkaline earth metal: 0eV nL - EF1 = 4eV (1); and EpH - EnL = 1eV (2). In Formulae (1) and (2), EF1 is the Fermi energy level, EnL is the LUMO (lowest unoccupied molecular orbital) energy level of the n-type organic layer of the first electrode, and EpH is the HOMO (highest occupied molecular orbital) energy level of the p-type organic layer forming the NP junction with the n-type organic layer of the first electrode.
    • 本发明提供一种有机发光器件及其制造方法,所述有机发光器件包括第一电极,两个或更多个有机层和第二电极。 其特征在于,第一电极包括导电层和与导电层接触的n型有机层; 插入在第一电极的n型有机层和第二电极之间的有机层之一是与第一电极的n型有机层形成NP结的p型有机层; 并且层的能级满足以下公式(1)和(2),并且另一个特征是插入在p型有机层和第二电极之间的一个或多个有机层是n- 型掺杂碱土金属:0eV nL - EF1 = 4eV(1); 和EpH-EnL = 1eV(2)。 在式(1)和(2)中,EF1是费米能级,EnL是第一电极的n型有机层的LUMO(最低未占有分子轨道)能级,EpH是HOMO(最高占据分子 轨道)能级与形成与第一电极的n型有机层的NP结的p型有机层的能级。