Binaphthalene derivatives, preparation method thereof and organic electronic device using the same
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United States of America Patent
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Feb 10, 2015
Grant Date -
Jul 3, 2014
app pub date -
Feb 6, 2014
filing date -
Oct 21, 2005
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Abstract
The present invention relates to a new binaphthalene derivative, a preparation method thereof, and an organic electronic device using the same. The binaphthalene derivative according to the present invention can perform functions of hole injection and transportation, electron injection and transportation, or light emission in an organic electronic device including an organic light-emitting device, and the device according to the present invention has excellent characteristics in terms of efficiency, drive voltage and stability, and in particular excellent effects such as a low voltage and a long life time.
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