HEPTAAZAPHENALENE DERIVATIVES AND USE THEREOF IN ORGANIC ELECTROLUMINESCENT DEVICE
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United States of America Patent
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Issued Date -
Apr 19, 2012
app pub date -
May 21, 2010
filing date -
May 22, 2009
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Abandoned
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Abstract
The present invention relates to an organic electroluminescent device comprising a pair of electrodes forming an anode and cathode, and one or more layers of organic compound arranged between the pair of electrodes, wherein the organic compound layer comprises heptaazaphenalene derivatives of formula (1). The present invention also relates to the said compounds.
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