NITROGEN-CONTAINING COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE AND ELECTRONIC APPARATUS
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United States of America Patent
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Issued Date -
Mar 27, 2025
app pub date -
Mar 13, 2023
filing date -
Mar 13, 2023
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Abstract
The present application relates to the technical field of organic electroluminescent materials, and provides a nitrogen-containing compound, an organic electroluminescent device, and an electronic apparatus comprising the nitrogen-containing compound. The nitrogen-containing compound comprises a core structure that is a naphthafurooxazolyl/thiazolyl group. The nitrogen-containing compound, when used as the host material of an light emitting layer of an organic electroluminescent device, can significantly improve the luminescence efficiency and the service life of the device.
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