1, 2, 4-triazole-based derivative, production process and use thereof, and organic electroluminescent device
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United States of America Patent
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Jun 9, 2015
Grant Date -
Nov 20, 2014
app pub date -
Jan 27, 2014
filing date -
May 15, 2013
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Abstract
The invention provides a 1,2,4-triazole-based derivative, a production process and use thereof, and an organic electroluminescent device. The invention belongs to the technical field of organic electroluminescence, and can give a blue light-emitting material having a higher luminescence efficiency. The 1,2,4-triazole-based derivative has a molecular structure of the following general formula, wherein A group represents an aromatic heterocyclic group having a carbon atom number of 8-18, a fused-ring aromatic group having a carbon atom number of 9-15, a fluorenyl group, or a triarylamino group. The 1,2,4-triazole-based derivative mentioned in the invention can be used in organic electroluminescent device.
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