Universal Display Corporation
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

Abstract:

Provided are organoiridium compounds of Formula Ir(L.sub.A).sub.x(L.sub.B).sub.y(L.sub.C).sub.z, where: x is 1 or 2; y is 1 or 2; z is 0 or 1; x+y+z=3; ##STR00001## and L.sub.C is a monoanionic bidentate ligand. Also provided are formulations comprising these organoiridium compounds. Further provided are OLEDs and related consumer products that utilize these organoiridium compounds.