Disclosed is an organic electroluminescent device including a substrate, a first and a second electrode, and an emitting layer formed between the first electrode and the second electrode. The emitting layer includes a plurality of materials which is a blue emitting material using a following chemical formula as dopant.
In this case, at least one of A1 and A2 is selected from a substituted or non-substituted aromatic group, a heterocyclic group, an aliphatic group, and hydrogen.
本发明公开了一种有机电致发光器件,包括基板、第一电极和第二电极,以及形成于第一电极和第二电极之间的发光层。发光层包括多种材料,其中一种蓝色
发光材料使用以下
化学式作为掺杂剂。
在这种情况下,A1 和 A2 中至少有一个选自取代或非取代的芳香族基团、杂环基团、脂肪族基团和氢。