ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT LIGHTING DEVICE AND ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE
申请人:MITSUBISHI CHEMICAL CORPORATION
公开号:US20150076483A1
公开(公告)日:2015-03-19
An organic electroluminescent element comprising: an anode; a cathode; a luminescent layer provided between the anode and the cathode; and a hole injecting and transporting layer provided between the anode and the cathode and adjacent to the luminescent layer, wherein at least the luminescent layer is formed by a wet film forming method, and contains a charge transporting material and a luminescent material, in which the charge transporting material contains a hole transporting material and an electron transporting material each having a specific partial structure, and the luminescent material contains at least three kinds of materials and has an emission spectrum having at least two kinds of emission maximums.