KR101857049B1 - 아말감 전극, 이의 제조 방법, 및 이를 이용한 이산화탄소의 전기화학적 환원 방법 - Google Patents
아말감 전극, 이의 제조 방법, 및 이를 이용한 이산화탄소의 전기화학적 환원 방법 Download PDFInfo
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- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/64—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of silver
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Abstract
Description
도 2 및 도 3은, 본원의 일 실시예에 따른 아말감 전극을 이용하는 이산화탄소의 전기화학적 환원 반응에서 정전류에 따른 환원전극의 전압 및 효율(%)을 나타내는 그래프이다.
도 4a 및 도 4b는, 본원의 일 실시예에 따른 아말감 전극의 표면을 나타내는 광학현미경 사진이다.
도 5는, 본원의 일 실시예에 따른 아말감 전극의 X-선 회절(XRD) 분석 결과를 나타내는 그래프이다.
도 6은, 본원의 일 실시예에 따른 아말감 형성 전의 기재 전극 표면의 금속층의 X-선 회절(XRD) 분석 결과를 나타내는 그래프이다.
도 7은, 본원의 일 실시예에 따른 아말감 전극의 X-선 회절(XRD) 분석 결과를 나타내는 그래프이다.
도 8은, 본원의 일 실시예에 따른 아말감 전극을 이용하는 수소 발생 반응에서 정전압에 따른 전류밀도를 나타내는 그래프이다.
Claims (11)
- 수은(Hg)을 전착시켜 형성된 수은층과, Ag, Sn, Cu, Zn, Pb, Sb, 및 이들의 조합들로 이루어진 군으로부터 선택된 금속을 전착시켜 형성된 금속층을 다공성 기재 전극의 표면에 형성하여 아말감화하는 것을 포함하는, 다공성 아말감 전극의 제조 방법.
- 삭제
- 제 1 항에 있어서,
상기 다공성 기재 전극은 구리, 주석, 니켈, 탄소, 유리탄소, 은, 금, 및 이들의 조합들로 이루어진 군으로부터 선택된 물질을 포함하는 것인, 다공성 아말감 전극의 제조 방법.
- 제 1 항에 있어서,
상기 전착은, 상기 수은 또는 상기 금속을 함유하는 용액에 상기 다공성 기재 전극을 담근 후 상기 수은 또는 상기 금속을 전기화학적으로 환원시키는 것인, 다공성 아말감 전극의 제조 방법.
- 제 1 항에 있어서,
상기 다공성 기재 전극의 표면에 상기 전착에 의해 수은층을 형성시키고;
상기 수은층 상에 상기 전착에 의해 Ag, Sn, Cu, Zn, Pb, Sb, 및 이들의 조합들로 이루어진 군으로부터 선택된 금속을 포함하는 금속층을 형성시키고; 및,
상기 수은층 및 금속층이 아말감화되는 것
을 포함하며,
상기 과정을 1 회 이상 수행하는 것인, 다공성 아말감 전극의 제조 방법.
- 제 1 항에 있어서,
상기 다공성 기재 전극의 표면에 상기 전착에 의해 Ag, Sn, Cu, Zn, Pb, Sb, 및 이들의 조합들로 이루어진 군으로부터 선택된 금속을 포함하는 금속층을 형성시키고;
상기 금속층 상에 상기 전착에 의해 수은층을 형성시키고; 및,
상기 금속층 및 수은층이 아말감화되는 것
을 포함하며,
상기 과정을 1 회 이상 수행하는 것인, 다공성 아말감 전극의 제조 방법.
- 제 1 항 및 제 3 항 내지 제 6 항 중 어느 한 항에 따른 방법에 의해 제조되며,
다공성 기재 전극의 표면에 전착에 의해 형성된 수은층 및 전착에 의해 형성된 금속층을 아말감화하여 형성되는, 다공성 아말감 전극.
- 제 7 항에 따른 다공성 기재 전극의 표면에 전착에 의해 형성된 수은층 및 전착에 의해 형성된 금속층을 아말감화하여 형성되는 다공성 아말감 전극을 이용하는, 이산화탄소의 전기화학적 환원 방법.
- 제 8 항에 있어서,
전기화학적 반응기의 환원 전극부에 이산화탄소를 포함하는 용액을 공급하는 단계; 및,
상기 다공성 아말감 전극을 포함하는 작업전극, 및 상대전극에 전류를 인가하여 이산화탄소를 환원시키는 단계
를 포함하는, 이산화탄소의 전기화학적 환원 방법.
- 제 9 항에 있어서,
상기 용액은 KHCO3, NaHCO3, K2SO4, NaCl, KCl, 및 이들의 조합들로 이루어진 군에서 선택되는 전해질을 포함하는 것인, 이산화탄소의 전기화학적 환원 방법.
- 제 9 항에 있어서,
상기 전류는 1 mA/cm2 내지 200 mA/cm2인 것인, 이산화탄소의 전기화학적 환원 방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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KR1020130141604A KR101857049B1 (ko) | 2013-11-20 | 2013-11-20 | 아말감 전극, 이의 제조 방법, 및 이를 이용한 이산화탄소의 전기화학적 환원 방법 |
CN201480063688.6A CN105765109B (zh) | 2013-11-20 | 2014-11-20 | 汞齐电极,其制备方法及用其电化学还原二氧化碳的方法 |
PCT/KR2014/011172 WO2015076570A1 (ko) | 2013-11-20 | 2014-11-20 | 아말감 전극, 이의 제조 방법, 및 이를 이용한 이산화탄소의 전기화학적 환원 방법 |
US15/037,236 US10287694B2 (en) | 2013-11-20 | 2014-11-20 | Amalgam electrode, method for manufacturing the same, and method for electrochemical reduction of carbon dioxide using the same |
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KR1020130141604A KR101857049B1 (ko) | 2013-11-20 | 2013-11-20 | 아말감 전극, 이의 제조 방법, 및 이를 이용한 이산화탄소의 전기화학적 환원 방법 |
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KR1020160098752A Division KR20160097176A (ko) | 2016-08-03 | 2016-08-03 | 아말감 전극, 이의 제조 방법, 및 이를 이용한 이산화탄소의 전기화학적 환원 방법 |
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KR101857049B1 true KR101857049B1 (ko) | 2018-05-11 |
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US (1) | US10287694B2 (ko) |
KR (1) | KR101857049B1 (ko) |
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WO (1) | WO2015076570A1 (ko) |
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KR20160038363A (ko) * | 2014-09-30 | 2016-04-07 | 서강대학교산학협력단 | 이산화탄소의 전기화학적 환원 방법 및 장치 |
KR101750279B1 (ko) | 2016-07-20 | 2017-06-23 | 서강대학교산학협력단 | 이산화탄소의 전기화학적 전환 시스템 |
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KR101324742B1 (ko) * | 2013-02-01 | 2013-11-05 | 서강대학교산학협력단 | 아말감 전극, 이의 제조 방법, 및 이를 이용한 이산화탄소의 전기화학적 환원 방법 |
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US2195231A (en) * | 1937-09-22 | 1940-03-26 | Gen Electric | Art of coating metals |
US2655641A (en) * | 1948-10-29 | 1953-10-13 | Aircraft Marine Prod Inc | Electrical connector having a mercury amalgam coating on its inner surface |
US3576415A (en) | 1967-10-26 | 1971-04-27 | Textron Inc | Electrical contact surface plate having a mercury amalgam |
JPS5642103B1 (ko) * | 1971-07-20 | 1981-10-02 | ||
CN2087784U (zh) | 1991-04-20 | 1991-10-30 | 北京市环境保护科学研究所新技术开发公司 | 溶解氧测定仪新型传感器 |
EP1606846B1 (en) * | 2003-03-24 | 2010-10-27 | Konarka Technologies, Inc. | Photovoltaic cell with mesh electrode |
KR100502416B1 (ko) | 2003-09-03 | 2005-07-19 | 학교법인 건국대학교 | 금-아말감 미세입자와 난용성 수은염을 이용한고체상-기준전극 |
KR101142011B1 (ko) | 2009-12-29 | 2012-05-17 | 한국수력원자력 주식회사 | 고온 용융염 내의 란탄족 및 악틴족 금속원소를 전착 또는 탐지하는 전기화학적 셀의 고배향 흑연전극 |
EP2696412B1 (en) | 2011-04-05 | 2017-09-06 | LG Chem, Ltd. | Negative electrode active material for a lithium secondary battery, and method for preparing same |
KR20130065371A (ko) | 2011-12-09 | 2013-06-19 | 서울대학교산학협력단 | 이차전지의 안전성 개선제 및 그를 사용하여 안전성이 향상된 이차전지 |
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US10287694B2 (en) | 2019-05-14 |
CN105765109B (zh) | 2018-08-07 |
US20160298247A1 (en) | 2016-10-13 |
CN105765109A (zh) | 2016-07-13 |
KR20150057804A (ko) | 2015-05-28 |
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