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Organic electroluminescent materials and devices

  • US 10,457,864 B2
  • Filed: 01/10/2018
  • Issued: 10/29/2019
  • Est. Priority Date: 02/09/2016
  • Status: Active Grant
First Claim
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1. A method of preparing a metal complex having the formula M(LA)(LB)(LC), comprising:

  • providing a precursor metal complex having the formula (LA)(LB)M-(X)2-M(LA)(LB),wherein M is a metal selected from the group consisting of Ir, Rh, Re, Ru, Os, Pt, Au, and Cu, ligand LA is

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