Organic electroluminescence element, and material for organic electroluminescence element
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US10707434B2
公开(公告)日:2020-07-07
The organic electroluminescence device includes an anode, a cathode, and at least an emitting layer between the anode and the cathode. The emitting layer includes a first host material, a second host material, and a phosphorescent dopant material. The first host material is a compound represented by a formula (1) below and the second host material is a compound represented by a formula (2) below.
有机电致发光器件包括一个阳极、一个阴极和至少一个位于阳极和阴极之间的发光层。发光层包括第一宿主材料、第二宿主材料和磷光掺杂材料。第一宿主材料是下式(1)表示的化合物,第二宿主材料是下式(2)表示的化合物。