Four Coordinated Platinum and Palladium Complexes with Geometrically Distorted Charge Transfer State and Their Applications in Light Emitting Devices
First Claim
1. A compound comprising a metal atom and a ligand attached to the metal atom, wherein the ligand is a tridentate and/or tetradentate ligand and wherein the ligand comprises at least one ofa) a high triplet energy emitting ligand having a rigid structure,b) a donor-acceptor ligand having a distorted geometry,c) or a combination thereof,and wherein any two or more of the ligands are connected through a bridging ligand.
2 Assignments
0 Petitions
Accused Products
Abstract
Described herein are platinum and palladium compounds with geometrically distorted charge transfer state, applications and methods for the preparation thereof. The platinum and/or palladium compounds described herein are capable of emitting light and can be used in light emitting devices.
75 Citations
18 Claims
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1. A compound comprising a metal atom and a ligand attached to the metal atom, wherein the ligand is a tridentate and/or tetradentate ligand and wherein the ligand comprises at least one of
a) a high triplet energy emitting ligand having a rigid structure, b) a donor-acceptor ligand having a distorted geometry, c) or a combination thereof, and wherein any two or more of the ligands are connected through a bridging ligand.
- 7. A compound represented by the formula:
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10-12. -12. (canceled)
Specification