Novel organic light emitting materials

A compound, independent technology, applied in the fields of luminescent materials, organic chemistry, indium organic compounds, etc., can solve problems such as work function negativity
CN103159798AInactive Publication Date: 2013-06-19UNIVERSAL DISPLAY
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Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
UNIVERSAL DISPLAY
Publication Date
2013-06-19
Estimated Expiration
Not applicable · inactive patent

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Abstract

Novel phosphorescent metal complexes containing 2-plienylisoquinoline ligands with at least two substituents on the isoquinoline ring are provided. The disclosed compounds have low sublimation temperatures that allow for ease of purification and fabrication into a variety of OLED devices.
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Description

[0001] The claimed invention is made by, in the name of, or jointly with one or more of the parties to the joint university-industry research agreement ie: the Regents of the University of Michigan, Princeton University, The University of Southern California, and Universal Display Corporation. The agreement was in effect on or before the date the claimed invention was made and the claimed invention was made as a result of activities performed within the scope of the agreement. field of invention

[0002] The present invention relates to metal complexes containing heterocyclic ligands having at least two substituents. These metal complexes are suitable for OLED devices. Background of the invention

[0003] Optoelectronic devices utilizing organic materials have become increasingly desirable for a number of reasons. Most of the materials used to make such devices are relatively inexpensive, so organic optoelectronic devices have the potential for cost advantages over inorgan...

Claims

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