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Organic electroluminescent device

  • US 5,457,565 A
  • Filed: 11/18/1993
  • Issued: 10/10/1995
  • Est. Priority Date: 11/19/1992
  • Status: Expired due to Term
First Claim
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1. An organic EL device comprising:

  • an anode, a positive-hole transport layer made of an organic compound, an emitting layer made of an organic compound, and a cathode which are layered in sequence; and

    an electron-injecting layer containing at least one of alkaline earth metal oxides and disposed between said emitting layer and said cathode.

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