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OLED DEVICES WITH INTERNAL OUTCOUPLING

United States Patent Application

*** PATENT GRANTED ***
20140061591
9,711,748
A1
View the Complete Application at the US Patent & Trademark Office
Optoelectronic devices with enhanced internal outcoupling include a substrate, an anode, a cathode, an electroluminescent layer, and electron transporting layer comprising a fluoro compound of formula I (Ar.sup.2).sub.n--Ar.sup.1--(Ar.sup.2).sub.n I wherein Ar.sup.1 is C.sub.5-C.sub.40 aryl, C.sub.5-C.sub.40 substituted aryl, C.sub.5-C.sub.40 heteroaryl, or C.sub.5-C.sub.40 substituted heteroaryl; Ar.sup.2 is, independently at each occurrence, fluoro- or fluoroalkyl-substituted C.sub.5-40 heteroaryl; and n is 1, 2, or 3.
Chichak, Kelly Scott (Clifton Park, NY), Liu, Jie Jerry (Niskayuna, NY), Shiang, Joseph John (Niskayuna, NY), Natarajan, Arunkumar (Niskayuna, NY), Heller, Christian Maria Anton (Albany, NY)
GENERAL ELECTRIC COMPANY (Schenectady NY)
13/ 599,477
August 30, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT [0002] This invention was made with Government support under contract number DOE DE-EE0003250 awarded by the U.S. Department of Energy. The Government has certain rights in the invention.