Organic electroluminescent cell
Organic electroluminescent devices having improved power conversion efficiencies
Electroluminescent device with organic luminescent medium
Electroluminescent device with modified thin film luminescent zone
Electroluminescent device with improved cathode
Electroluminescent device with silazane-containing luminescent zone Patent #: 4950950
ApplicationNo. 561552 filed on 07/26/1990
US Classes:428/457, Of metal252/301.16, ORGANIC LUMINESCENT MATERIAL CONTAINING COMPOSITIONS313/504, Organic phosphor313/506, Plural layers428/515, Next to second addition polymer from unsaturated monomers428/690, Fluroescent, phosphorescent, or luminescent layer428/917ELECTROLUMINESCENT
ExaminersPrimary: Seidleck, James J.
Attorney, Agent or Firm
International ClassesH01J 001/62
AbstractAn internal junction organic electroluminescent device is disclosed comprising in sequence, an anode, an organic hold 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.