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Organic light emitting devices having carrier blocking layers comprising metal complexes

  • US 7,261,954 B2
  • Filed: 02/13/2006
  • Issued: 08/28/2007
  • Est. Priority Date: 08/29/2001
  • Status: Expired due to Term
First Claim
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1. A light emitting device, comprising an emissive layer and at least one blocking layer, wherein said blocking layer comprises at least one transition metal complex, and wherein said at least one transition metal complex is an organometallic complex having a coordinating carbon.

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