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Selective OLED vapor deposition using electric charges

  • US 8,969,116 B2
  • Filed: 01/18/2013
  • Issued: 03/03/2015
  • Est. Priority Date: 01/23/2012
  • Status: Active Grant
First Claim
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1. A method comprising:

  • applying a first electric charge having a magnitude of at least 5V to at least a portion of a first mixture, the first mixture comprising a first organic emissive material and a first carrier gas;

    applying a second electric charge having a magnitude of at least 5V to a first portion of a substrate, the second electrical charge being of opposite sign to the first electric charge; and

    directing the first organic emissive material toward the substrate.

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