Organic electroluminescent materials and devices

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United States of America Patent

PATENT NO 9735373
SERIAL NO

13914124

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Abstract

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Aluminum chelate complex compounds with two substituted 8-hydroxyquinoline ligand and one dibenzothiophene, dibenzofuran or dibenzoselenophene ligands or aza-analogs of these molecules, attached directly or through an aromatic spacer to the oxygen atom is provided to improve lifetime, operating voltage and efficiency of an OLED. Additional substitution of dibenzothiophene or dibenzofuran ring may also provide charge delocalization, HOMO modification and higher Tg.

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Patent Owner(s)

Patent OwnerAddress
UNIVERSAL DISPLAY CORPORATION250 PHILLIPS BOULEVARD EWING NJ 08618

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dyatkin, Alexey Ambler, US 19 1107
Li, David Zenan Princeton, US 27 479
Xia, Chuanjun Lawrenceville, US 528 7869

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