QUANTUM DOT INK COMPOSITION, AND QUANTUM DOT ELECTROLUMINESCENT DEVICE
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United States of America Patent
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Issued Date -
Aug 17, 2023
app pub date -
Feb 15, 2023
filing date -
Feb 15, 2022
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Abstract
A quantum dot ink composition including a plurality of quantum dots, and a mixed solvent including a Solvent a and a Solvent b, the ink composition having a surface tension of about 30 mN/m to about 40 mN/m, where Solvent a is a cycloalkane compound with at least one ring carbon having a linear C4 to C16 alkyl group, and Solvent b is an aromatic hydrocarbon compound having a linear C2 to C12 alkyl group. A quantum dot electroluminescent device including a light emitting layer formed from the quantum dot composition.
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