MULTI-COMPONENT HOST MATERIAL AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME
申请人:Rohm and Haas Electronic Materials Korea Ltd.
公开号:US20170047527A1
公开(公告)日:2017-02-16
The present disclosure relates to an organic electroluminescent device comprising an anode, a cathode, and an organic layer between the anode and the cathode, wherein the organic layer comprises one or more light-emitting layers; and at least one light-emitting layer comprises one or more dopant compounds and two or more host compounds. The organic electroluminescent device of the present disclosure has low driving voltage, high color purity, high luminous efficiency, and a long lifespan.