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Organic light emitting device and method of manufacturing the same

  • US 9,728,745 B2
  • Filed: 12/19/2016
  • Issued: 08/08/2017
  • Est. Priority Date: 03/25/2015
  • Status: Active Grant
First Claim
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1. A method of manufacturing an organic light emitting device comprising:

  • providing a substrate and forming an anode on the substrate; and

    melting at least two organic materials having different melting points by a heating means;

    coating and cooling each of the melted at least two organic materials on a surface of the anode respectively, in sequence, to form an organic compound layer having at least active layer;

    wherein a melting point of one of the at least two active layers adjacent to the anode is greater than a melting point of another of the at least two active layers away from the anode.

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