Gas sensor and method for manufacturing same

A method for manufacturing a gas sensor may be provided, the method comprising the steps of: preparing a metal nanowire; manufacturing a thermoelectric composite by adding a polymer bead to the metal nanowire, and then mechanically mixing same; manufacturing a thermoelectric layer by hot-pressing th...

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Bibliographische Detailangaben
Hauptverfasser: CHOA, YONG HO, KIM, SE IL, SONG, YO SEB
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:A method for manufacturing a gas sensor may be provided, the method comprising the steps of: preparing a metal nanowire; manufacturing a thermoelectric composite by adding a polymer bead to the metal nanowire, and then mechanically mixing same; manufacturing a thermoelectric layer by hot-pressing the thermoelectric composite; forming a first electrode on the upper surface of the thermoelectric layer, and forming a second electrode on the lower surface of the thermoelectric layer; and disposing a heating catalyst layer on the first electrode. 금속 나노와이어(nanowire)를 준비하는 단계, 상기 금속 나노와이어에 폴리머 비드(polymer bead)를 첨가한 후, 기계적 혼합화(mechanical mixing)하여 열전 복합체(thermoelectric composite)를 제조하는 단계, 상기 열전 복합체를 열간압축(hot pressing)하여 열전층(thermoelectric layer)을 제조하는 단계, 상기 열전층의 상부면에 제1 전극을 형성하고, 상기 열전층의 하부면에 제2 전극을 형성하는 단계, 및 상기 제1 전극 상에 발열촉매층(heating catalyst layer)을 배치하는 단계를 포함하는 가스센서의 제조 방법이 제공될 수 있다.