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US 9,960,334 B2Granted
Thermoelectric materials and their manufacturing method
AssigneeLG Chem, Ltd.
InventorsKyung-Moon Ko, Tae-Hoon Kim, Cheol-Hee Park
Life of this patent
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Abstract
Disclosed is a thermoelectric material with excellent thermoelectric conversion performance. The thermoelectric material is expressed by Chemical Formula 1 below: CuxSe1-yXy <Chemical Formula 1> where X is at least one element selected from the group consisting of F, Cl, Br and I, 2<x≤2.6 and 0<y<1.
Claims15
A thermoelectric material, expressed by Chemical Formula 1 below:
- CuxSe1-yXy <Chemical Formula 1>
- wherein X is 2<x≤2.6 and 0<y<1,
- wherein the thermoelectric material is formed by thermally treating a powder mixture of Cu, Se, and CuX via a solid state reaction (SSR) method.
A method for manufacturing a thermoelectric material, the method comprising:
- forming a powder mixture by weighing and mixing Cu, Se and CuX;
- and
- thermally treating the powder mixture via a solid state reaction (SSR) method to synthesize a compound expressed by the following Chemical Formula 1:
- CuxSe1-yXy <Chemical Formula 1>
- where X is 2<x≤2.6 and 0<y<1.
2 more elements
A thermoelectric material, expressed by Chemical Formula 1 below:
- CuxSe1-yXy <Chemical Formula 1>
- wherein X is Br, and
- wherein 2<x≤2.6 and 0<y<1.
Dependencies are inferred from the claim text.