KR101265909B1 - 가스 발생이 감소되고 변색이 감소된 알칼리 전기화학 전지 - Google Patents
가스 발생이 감소되고 변색이 감소된 알칼리 전기화학 전지 Download PDFInfo
- Publication number
- KR101265909B1 KR101265909B1 KR1020097011148A KR20097011148A KR101265909B1 KR 101265909 B1 KR101265909 B1 KR 101265909B1 KR 1020097011148 A KR1020097011148 A KR 1020097011148A KR 20097011148 A KR20097011148 A KR 20097011148A KR 101265909 B1 KR101265909 B1 KR 101265909B1
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- KR
- South Korea
- Prior art keywords
- layer
- electrode
- copper
- plating
- zinc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
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Images
Classifications
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- H—ELECTRICITY
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- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/24—Alkaline accumulators
- H01M10/28—Construction or manufacture
- H01M10/283—Cells or batteries with two cup-shaped or cylindrical collectors
- H01M10/285—Button cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M12/00—Hybrid cells; Manufacture thereof
- H01M12/08—Hybrid cells; Manufacture thereof composed of a half-cell of a fuel-cell type and a half-cell of the secondary-cell type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/24—Electrodes for alkaline accumulators
- H01M4/244—Zinc electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/42—Alloys based on zinc
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
- H01M4/662—Alloys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/665—Composites
- H01M4/667—Composites in the form of layers, e.g. coatings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/109—Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/117—Inorganic material
- H01M50/119—Metals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Abstract
Description
애노드 컵 도금 |
아연 유형 |
계면활성제 |
SCOCV(볼트) 7일/45℃ |
한계 전류(mA) | |
4주 @71℃ | O2에서 28일 | ||||
없음 | ZCA 1230 | CARBOWAX?550 | 0.99 | 4.80 | 4.20 |
Sn | ZCA 1230 | CARBOWAX?550 | 1.03 | 4.00 | 0.80 |
Cu-Sn-Zn | ZCA 1230 | CARBOWAX?550 | 1.02 | 5.00 | 1.10 |
Cu-Sn-Zn | NGBIA 115 | DISPERBYK?D102 | 1.05 | 7.20 | 4.70 |
애노드 컵 도금 |
아연 유형 | 계면활성제 | 부동태화 | 발생된 가스(㎕) |
없음 | ZCA 1230 | CARBOWAX? 550 | 0.0726 | |
Cu-Sn-Zn | NGBIA 115 | DISPERBYK? D102 | 염 | 0.0128 |
Cu-Sn-Zn | NGBIA 115 | DISPERBYK? D102 | 산-염기 | 0.0014 |
로트 | 구리-아연-주석-합금 도금의 전류 밀도 특징 | 변색된 컵% |
1 | ∼15 AH 동안 8.6 A/㎡ (0.8 ASF) | 90 |
2 | ∼15 AH 동안 16.1 A/㎡ (1.5 ASF) | 70 |
3 | ∼15 AH 동안 32.3 A/㎡ (3.0 ASF) | 50 |
4 | ∼15 AH 동안 43 A/㎡ (4.0 ASF) | 40 |
5 | ∼14 AH 동안 43 A/㎡ (4.0 ASF)이후, ∼1 AH 동안 8.6 A/㎡ (0.8 ASF) | 0 |
Claims (45)
- 제1 및 제2 전극;제1 전극과 제2 전극 사이에 배치된 격리판;수성 알칼리 전해질; 및제1 전극 케이스 및 제2 전극 케이스, 및 상기 제1 전극 케이스와 제2 전극 케이스 사이에 배치된 전기 절연 개스킷을 포함하는 하우징을 포함하는 전기화학 전지로서,상기 하우징은 제1 전극, 제2 전극, 격리판 및 전해질을 포함하고,여기서 제1 전극 케이스는 제1 전극과 접촉하고 내면 및 외면을 가지며, 적어도 제1 층 및 제1 층 상에 배치된 제2 층으로 피복된 기판을 포함하고, 이때 제1 층 및 제2 층은 독립적으로 구리, 주석 및 아연을 포함하며, 상기 제1 층은 제2 층보다 구리의 중량 비율이 높고, 제2 층은 제1 층보다 주석의 중량 비율이 높고,여기서 상기 제1 전극 케이스 기판은 제1 전극 케이스 기판의 내면 상에 구리 층을 포함하는 2 이상의 층을 포함하는 것인 전기화학 전지.
- 제1항에 있어서, 제1 전극은 아연을 포함하는 음극이고, 제2 전극은 이산화 망간, 산화은 및 산소 환원용 또는 수소 또는 산소 발생용 촉매 물질 중 하나 이상을 포함하는 양극인 전기화학 전지.
- 제2항에 있어서, 버튼 전지인 전기화학 전지.
- 제1항에 있어서, 기판은 외면으로부터 내면까지 니켈 층, 스테인레스강 층 및 구리 층을 가지며, 여기서 제1 층은 두께가 제2 층의 두께보다 두껍고, 제1 전극은 수은이 첨가되지 않은 것인 전기화학 전지.
- 제1항에 있어서, 제2 층은 적어도 제1 전극 케이스 외면의 노출된 부분 상에 존재하는 것인 전기화학 전지.
- 제5항에 있어서, 제1 층은 SEM/EDS를 통해 제1 전극 케이스 외면의 중심부에서 측정한 구리 비율이 50∼70 중량%, 주석 비율이 26∼42 중량%, 아연 비율이 3∼9 중량%이고, 제2 층은 SEM/EDS를 통해 제1 전극 케이스 외면의 중심부에서 측정한 구리 비율이 36∼46 중량%, 주석 비율이 42∼57 중량%, 아연 비율이 6.5∼9.5 중량%인 전기화학 전지.
- 제1항에 있어서, 음극 케이스 기판의 내면 및 외면은 제1 및 제2 층으로 후속-도금된 것인 전기화학 전지.
- 제1항에 있어서, 제1 전극 케이스 기판의 내면 및 외면은 제1 및 제2 층으로 사전-도금된 것인 전기화학 전지.
- 산소 환원용, 또는 수소 또는 산소 발생용 촉매 전극,활성 물질로서 금속을 포함하는 상대 전극,수성 알칼리 전해질,촉매 전극과 상대 전극 사이에 배치된 격리판,촉매 전극 케이스 및 상대 전극 케이스를 포함하는 하우징; 및촉매 전극 케이스와 상대 전극 케이스 사이에 배치된 전기 절연 개스킷을 포함하는 전기화학 전지로서,상기 하우징은 촉매 전극, 상대 전극, 격리판 및 전해질을 포함하고,여기서 상대 전극 케이스는 상대 전극과 접촉하고 내면과 외면을 갖는 도금된 기판을 포함하며, 이때 기판은 적어도 제1 층 및 제1 층 상에 배치된 제2 층으로 도금되고, 상기 제1 층 및 제2 층은 독립적으로 구리, 주석 및 아연을 포함하며, 상기 제1 층은 제2 층보다 구리 함량이 높고, 제2 층은 제1 층보다 주석 함량이 높으며,여기서 상기 제2 층은 적어도 상대 전극 케이스 외면의 노출된 부분 상에 존재하고, 상기 상대 전극 케이스 기판은 외면에서 내면까지 니켈 층, 스테인레스강 층 및 구리 층을 갖는 것인 전기화학 전지.
- 제9항에 있어서, 상대 전극은 겔화제 및 아연을 포함하는 겔화 전극이고, 촉매 전극은 탄소, 바인더 및 산화망간을 포함하는 것인 전기화학 전지.
- 제9항에 있어서, 전지는 수소 발생 전지이고, 촉매 전극 케이스는 하나 이상의 개구(aperture)를 포함하고, 여기서 촉매 전극은 개구와 촉매 전극 사이에 위치하는 전지로부터 산소를 차단하기 위한 하나 이상의 층을 포함하는 것인 전기화학 전지.
- 제11항에 있어서, 하나 이상의 층은 소결된 폴리테트라플루오로에틸렌인 전기화학 전지.
- 제9항에 있어서, 제1 층은 두께가 제2 층의 두께보다 두껍고, 상대 전극은 수은이 첨가되지 않은 것인 전기화학 전지.
- 제13항에 있어서, 제1 층은 SEM/EDS를 통해 상대 전극 케이스의 중심부에서 측정한 구리 비율이 50∼70 중량%, 주석 비율이 26∼42 중량%, 아연 비율이 3∼9 중량%이고, 제2 층은 SEM/EDS를 통해 상대 전극 케이스의 중심부에서 측정한 구리 비율이 36∼46 중량%, 주석 비율이 42∼57 중량%, 아연 비율이 6.5∼9.5 중량%인 전기화학 전지.
- 제13항에 있어서, 기판 내면 및 외면은 제1 층 및 제2 층으로 도금되고, 여기서 기판은 형성 후에 도금되는 것인 전기화학 전지.
- 산소 환원용, 또는 수소 또는 산소 발생용 촉매 전극,활성 물질로서 금속을 포함하는 상대 전극,수성 알칼리 전해질,촉매 전극과 상대 전극 사이에 배치된 격리판,촉매 전극 케이스 및 상대 전극 케이스를 포함하는 하우징;촉매 전극 케이스와 상대 전극 케이스 사이에 배치된 전기 절연 개스킷을 포함하는 전기화학 전지로서,하우징은 촉매 전극, 상대 전극, 격리판 및 전해질을 포함하고,여기서, 상대 전극 케이스는 상대 전극과 접촉하고 내면과 외면을 갖는 도금된 기판을 포함하며, 이때 기판은 적어도 제1 층 및 제1 층 상에 배치된 제2 층으로 도금되고, 상기 제1 층 및 제2 층은 독립적으로 구리, 주석 및 아연을 포함하며, 상기 제1 층은 제2 층보다 구리 함량이 높고, 제2 층은 제1 층보다 주석 함량이 높으며, 제2 층은 XPS에 따라 측정한 표면값의 비율이 73∼84 원자%의 구리, 11∼17 원자%의 주석 및 4∼10 원자%의 아연이고, 여기서 기판 내면 및 외면은 제1 및 제2 층으로 도금되고, 여기서 기판은 형성 후에 도금되고, 이때 기판은 내면 상에 구리 층을 가지며, 상대 전극은 겔화제 및 아연을 포함하는 겔화 전극이고, 제1 층은 두께가 제2 층의 두께보다 두껍고, 상대 전극은 수은이 첨가되지 않은 것인 전기화학 전지.
- 내면과 외면을 갖는 금속 기판을 포함하는 제1 전극 케이스를 제공하는 단계;제1 전극 케이스를 도금 용액과 접촉시키면서 가변 전류 밀도를 사용하여 제1 전극 케이스를 도금시켜 도금된 케이스를 생성하는 단계로서, 여기서 도금된 케이스 표면 상에 노출된 도금과 비교하여 기판과 접촉한 도금의 일부로부터의 주석 함량이 증가되는 것인 단계; 및수성 알칼리 전해질 및 제1 전극 케이스의 내면과 접촉하는 제1 전극을 포함하는 전기화학 전지를 형성하는 단계로서, 도금 전에 제1 전극 케이스는 내면 상에 구리 층을 갖는 것인 단계를 포함하는 제1항의 전기화학 전지의 형성 방법.
- 제17항에 있어서, 가변 전류 밀도 도금의 제1 전류 밀도는 평방 미터 당 10∼1,076 amp 범위이고, 가변 전류 밀도 도금의 제2 전류 밀도는 평방 미터 당 1.0∼27.0 amp 범위이며, 단 제2 전류 밀도가 제1 전류 밀도보다 낮은 것인 형성 방법.
- 제18항에 있어서, 적어도 제1 층 및 제2 층을 도금시키고, 여기서 도금된 제2 층은 도금된 제1 층과 비교하여 주석의 중량 비율은 높고 구리의 중량 비율은 낮으며, 도금된 제1 및 제2 층은 각각 독립적으로 구리, 주석 및 아연을 포함하는 것인 형성 방법.
- 제19항에 있어서, 제1 금속 층 및 제2 금속 층을 도금시킨 후, 염 부동태화 또는 산-염기 부동태화를 이용하여 도금된 음극 케이스 상에서 부동태화 단계를 수행하는 것인 형성 방법.
- 제17항에 있어서, 도금은 랙 도금 장치, 배럴 도금 장치, 분류층 전기도금 장치 또는 진동 도금 장치를 이용하여 전해적으로 수행하는 것인 형성 방법.
- 제21항에 있어서, 기판은 외면부터 내면까지 니켈 층, 스테인레스강 층 및 구리 층을 갖는 것인 형성 방법.
- 제18항에 있어서, 도금의 제1 전류 밀도는 평방 미터 당 26.9 amp 이상 평방 미터 당 107.6 amp 이하이며, 도금의 제2 전류 밀도는 평방 미터 당 4.3 amp 이상 평방 미터 당 16.2 amp 이하이며, 단 제2 전류 밀도가 제1 전류 밀도보다 낮은 것인 형성 방법.
- 제23항에 있어서, 전극 케이스의 내면 및 외면은 제1 금속 층 및 제2 금속 층으로 도금시키는 것인 형성 방법.
- 제24항에 있어서, 제1 층은 전극 케이스 외면의 중심부에서 측정한 구리 비율이 50∼70 중량%, 주석 비율이 26∼42 중량%, 아연 비율이 3∼9 중량%이고, 제2 층은 전극 케이스 외면의 중심부에서 측정한 구리 비율이 36∼46 중량%, 주석 비율이 42∼57 중량%, 아연 비율이 6.5∼9.5 중량%인 형성 방법.
- 제25항에 있어서, 도금은 분류층 전기도금 장치를 사용하여 전해적으로 형성시키는 것인 형성 방법.
- 제18항에 있어서, 제2 층은 XPS에 따라 측정한 표면값의 비율이 73∼84 원자%의 구리, 11∼17 원자%의 주석 및 4∼10 원자%의 아연인 형성 방법.
- 제19항에 있어서, 제1 전극은 아연을 포함하는 음극이고, 제2 전극은 이산화망간, 산화은, 및 산소 환원용 또는 수소 또는 산소 발생용 촉매 물질 중 하나 이상을 포함하는 양극이며, 여기서 전지는 버튼 전지이고, 제1 층은 두께가 제2 층의 두께보다 두껍고, 제1 전극은 수은이 첨가되지 않은 것인 형성 방법.
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ATE456161T1 (de) | 2010-02-15 |
US20110253547A1 (en) | 2011-10-20 |
HK1137262A1 (en) | 2010-07-23 |
CN101536211B (zh) | 2011-12-07 |
US8444840B2 (en) | 2013-05-21 |
EP2084762A2 (en) | 2009-08-05 |
CN101536211A (zh) | 2009-09-16 |
DE602007004516D1 (de) | 2010-03-11 |
US20080102360A1 (en) | 2008-05-01 |
JP2010508641A (ja) | 2010-03-18 |
EP2084762B1 (en) | 2010-01-20 |
US7993508B2 (en) | 2011-08-09 |
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