DELAYED FLUORESCENCE MATERIAL AND ORGANIC ELECTROLUMINESCENCE DEVICE
    3.
    发明申请
    DELAYED FLUORESCENCE MATERIAL AND ORGANIC ELECTROLUMINESCENCE DEVICE 有权
    延迟荧光材料和有机电致发光器件

    公开(公告)号:US20120217869A1

    公开(公告)日:2012-08-30

    申请号:US13220319

    申请日:2011-08-29

    IPC分类号: H05B33/14 C09K11/06

    摘要: A delayed fluorescence material containing a mixture of an acceptor compound and a donor compound that satisfies the following formulae (1) to (4): T1A−S1>0.2 eV  (1) T1D−S1≧0.2 eV  (2) |LUMOA|>2.0 eV  (3) |HOMOD|≦5.3 eV  (4) wherein T1A represents the excited triplet energy of the acceptor compound; T1D represents the excited triplet energy defined of the donor compound; S1 represents the excited singlet energy of the exciplex; LUMOA represents the energy level of LUMO of the acceptor compound; and HOMOD represents the energy level of HOMO of the donor compound.

    摘要翻译: 含有满足下式(1)〜(4)的受体化合物和供体化合物的混合物的延迟荧光材料:T1A-S1> 0.2eV(1)T1D-S1≥0.2eV(2)| LUMOA | 2.0eV(3)| HOMOD |≦̸ 5.3eV(4)其中T1A表示受体化合物的激发三重态能量; T1D表示由供体化合物定义的激发三重态能; S1代表激素单体能量; LUMOA表示受体化合物的LUMO的能级; 而HOMOD代表供体化合物的HOMO能级。