申请人:SFC CO., LTD.
公开号:US20240114772A1
公开(公告)日:2024-04-04
An organic electroluminescent device according to the present invention is an organic electroluminescent device comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, wherein the organic material layer is formed using a composition having an organic electroluminescence material and a solvent, the organic electroluminescence material has a host, and the organic electroluminescence device has excellent operation properties such as luminous efficiency and driving voltage by using an organic electroluminescence material having high solubility in a solvent.