申请人:Matsumoto Toshiki
公开号:US10276637B2
公开(公告)日:2019-04-30
An organic EL multi-color emitting device including a substrate, and a first light-emitting element and a second light-emitting element arranged on the surface of the substrate; the first light-emitting element including, between an anode and a cathode, a first organic layer, a second organic layer and a third organic layer in this sequence in a direction perpendicular to the surface of the substrate; the second light-emitting element including, between an anode and a cathode, a second organic layer and a third organic layer in this sequence in a direction perpendicular to the surface of the substrate; the first organic layer including a first light-emitting dopant; the third organic layer including a second light-emitting dopant; the second organic layer including any of (A) a compound including an arylamine site, and a furan site or a thiophene site, (B) a compound including an arylamine site and a site comprising a nitrogen-containing six-membered ring structure, (C) a compound including a carbazole site, and a furan site or a thiophene site, and (D) a compound including a carbazole site and a site including a nitrogen-containing six-membered ring structure.
一种有机EL多色发光器件,包括基板,以及排列在基板表面上的第一发光元件和第二发光元件;第一发光元件在阳极和阴极之间包括沿垂直于基板表面的方向依次排列的第一有机层、第二有机层和第三有机层;第二发光元件在阳极和阴极之间包括沿垂直于基板表面的方向依次排列的第二有机层和第三有机层;第一有机层包括第一发光掺杂剂; 第三有机层包括第二发光掺杂剂;(A) 包括芳胺位点和呋喃位点或噻吩位点的化合物;(B) 包括芳胺位点和包含含氮六元环结构的位点的化合物;(C) 包括咔唑位点和呋喃位点或噻吩位点的化合物;(D) 包括咔唑位点和包含含氮六元环结构的位点的化合物。