申请人:LG Display Co., Ltd.
公开号:US20220216409A1
公开(公告)日:2022-07-07
The present disclosure relates to an organic light emitting device that includes a substrate, and an organic light emitting diode positioned on the substrate and including a first electrode, a second electrode facing the first electrode, a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes, a first electron blocking layer including an electron blocking material and positioned between the first electrode and the first emitting material layer, and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.
本公开涉及一种有机发光器件,包括基板和放置在基板上的有机发光二极管,该有机发光二极管包括第一电极、面向第一电极的第二电极、第一发射材料层、第一电子阻挡层和第一空穴阻挡层。第一发射材料层包括硼衍生物的第一掺杂剂和蒽衍生物的第一主体,并位于第一电极和第二电极之间。第一电子阻挡层包括电子阻挡材料,并位于第一电极和第一发射材料层之间。第一空穴阻挡层包括空穴阻挡材料,并位于第二电极和第一发射材料层之间。其中,第一主体被氘代。