ELECTROLUMINESCENT DEVICE WITH ORGANIC ELECTROLUMINESCENT MEDIUM

摘要

An internal junction organic electroluminescent device is disclosed comprising in sequence, an anode, an organic hole injecting and transporting zone, an organic electron injecting and transporting zone, and a cathode. The hole injecting and transporting zone includes a tertiary amine containing at least two tertiary amine moieties and including attached to a tertiary amine nitrogen atom an aromatic moiety containing at least two fused aromatic rings.