申请人:Samsung Display Co., Ltd.
公开号:US09595683B2
公开(公告)日:2017-03-14
Organometallic compounds and organic light-emitting devices including the same are provided. Each subject organometallic compound may be a transition metal complex comprising up to seven organic ligands including one to three ligands which are derivatives of one of 2-(pyrazole-3-yl)pyrimidine and 2-(1,2,4-triazol-3-yl)pyrimidine. Organic light-emitting devices including the subject organometallic compounds show lower driving voltages, higher luminences, higher efficiencies and better lifetime characteristics versus organic light-emitting devices including comparative organometallic complexes.
提供了包括有机金属化合物和含有这些金属化合物的有机发光器件。每种有机金属化合物可能是一个过渡金属配合物,包括最多七个有机配体,其中包括一个到三个配体是2-(吡唑-3-基)嘧啶和2-(1,2,4-三唑-3-基)嘧啶之一的衍生物。包括这些有机金属化合物的有机发光器件显示出比包括比较性有机金属配合物的有机发光器件更低的驱动电压、更高的亮度、更高的效率和更好的寿命特性。