Phenanthroline compounds and electroluminescent devices using the same
In OLEDs, improved efficiency is obtained by using compounds of formula Ar(CH=CH-R1)n wherein n is an integer from 1 to 4; Ar is a polycyclic aromatic or heteroaromatic scaffold optionally substuted with one or more alkyl or alkoxy groups; and R1 is a 5-membered heteroaryl group optionally substitut...
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Main Authors | , |
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Format | Patent |
Language | Chinese English |
Published |
04.11.2009
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Subjects | |
Online Access | Get full text |
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