ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
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Accused Products
Abstract
A compound having a first ligand LA of Formula I
is disclosed, where Z1 to Z4 are each independently C or N; at least one of Z1 to Z4 is N; and ring A is a structure of Formula II
0 Citations
20 Claims
- 1. A compound comprising a first ligand LA of Formula I
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15. An organic light emitting device (OLED) comprising:
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an anode; a cathode; and an organic layer, disposed between the anode and the cathode, comprising a compound comprising a first ligand LA of Formula I - View Dependent Claims (16, 17, 18)
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19. A consumer product comprising an organic light-emitting device (OLED) comprising:
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an anode; a cathode; and an organic layer, disposed between the anode and the cathode, comprising a compound a compound comprising a first ligand LA of Formula I
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Specification