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US 2025/0154408 A1Published application
Quantum Dot, Method of Preparing the Quantum Dot, and Electronic Device and Composition Comprising the Quantum Dot
AssigneeSamsung Display Co., Ltd.
InventorsKawon PAK, Sungjae KIM, Youngsik KIM, Bitna YOON, Donghee LEE, Junehyuk JUNG
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Abstract
A quantum dot includes a nanoparticle and a heterofunctional ligand bonded to a surface of the nanoparticle and represented by Formula 1: M1(X1)(R1) [Formula 1] In Formula 1, M1 is a metal cation, X1 is a halide ion, and R1 is a hydrophilic group having 11 or more carbon atoms.
Claims20
A quantum dot comprising:
- a nanoparticle;
- and
- a heterofunctional ligand bonded to a surface of the nanoparticle and represented by Formula 1:
- M1(X1)(R1) [Formula 1]
- wherein, in Formula 1,
- M1 is a metal cation,
- X1 is a halide ion, and
- R1 is a hydrophilic group having 11 or more carbon atoms.
5 more elements
A method of preparing a quantum dot, the method comprising adding a heterofunctional ligand represented by Formula 1 to a solution including a nanoparticle:
- M1(X1)(R1) [Formula 1]
- wherein, in Formula 1,
- M1 is a metal cation,
- X1 is a halide ion, and
- R1 is a hydrophilic group having 11 or more carbon atoms.
2 more elements
Dependencies are inferred from the claim text.