Patent · US Expired

Complexes with tridentate ligands

US7279704B2 · kind B2 · utility

1,319Cited by
23References
38Claims
0Family size

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Inventors

Key dates

Filing dateJan 10, 2005
Grant dateOct 9, 2007
Priority date
Expiry dateJan 10, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K2101/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to organic light emitting devices (OLEDs), and more specifically to phosphorescent organic materials used in such devices. More specifically, the present invention relates to emissive phosphorescent material which comprise at least one tridentate ligand bound to a metal center, wherein at least one of the bonds to the tridentate ligand is a carbon-metal bond.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.