Material for organic electroluminescence device and organic electroluminescence device using the same
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United States of America Patent
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Jul 17, 2018
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Feb 8, 2018
app pub date -
Oct 17, 2017
filing date -
Jun 5, 2008
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Abstract
Provided are an organic electroluminescence device, which shows high luminous efficiency, is free of any pixel defect, and has a long lifetime, and a material for an organic electroluminescence device for realizing the device. The material for an organic electroluminescence device is a compound having a n-conjugated heteroacene skeleton crosslinked with a carbon atom, nitrogen atom, oxygen atom, or sulfur atom. The organic electroluminescence device has one or more organic thin film layers including a light emitting layer between a cathode and an anode, and at least one layer of the organic thin film layers contains the material for an organic electroluminescence device.
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