JP6143945B2 - 亜鉛イオン二次電池及びその製造方法 - Google Patents
亜鉛イオン二次電池及びその製造方法 Download PDFInfo
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Description
1.二酸化マンガン電極の導電性を改善し、電池の大電流特性を向上させ、
2.二酸化マンガン電極材料の利用率を向上させ、電池正極の容量を向上させ、電池全体の容量とエネルギー密度を向上させることができ、
3.炭素担持二酸化マンガン複合材は、導電剤と導電性が近く、導電剤と混合された後、不均一な混合により異なる電池が異なる容量を有する問題を起こし難い、という利点を有している。
負極と、電解液と、上記正極とをパッケージして亜鉛イオン二次電池を得る工程と、
を備える亜鉛イオン二次電池の製造方法をさらに提供する。
グラフェン担持二酸化マンガンの調製方法は以下のとおりである:0.4 gのグラフェンを300ミリリットル(mL)の0.1モル/リットル(mol L-1)の酢酸マンガン水溶液に添加して十分に攪拌し、グラフェンを均一に分散させた後、200 mLの0.1 M L-1の過マンガン酸カリウム水溶液を酢酸マンガン溶液に添加し、10時間攪拌し、二酸化マンガンをグラフェンの表面に十分に沈殿し付着させ、そして、沈殿物を濾過するとともに、脱イオン水で洗浄し、オーブン乾燥してからグラフェン担持二酸化マンガンを得た。
比較例1:
まず、本発明において、以下の方法に従って二酸化マンガン粉体を調製した:200 mLの0.1 M L-1の過マンガン酸カリウム水溶液を300ミリリットル(mL)の0.1モル/リットル(mol L-1)の酢酸マンガン水溶液に添加して10時間十分に攪拌した後、沈殿物を濾過するとともに、脱イオン水で洗浄し、オーブン乾燥をしてから二酸化マンガン粉末を得た。二酸化マンガン粉末と、導電剤であるカーボンブラックと、結着剤であるポリ四フッ化ビニリデンとを質量比7:2:1で混合してからステンレス箔に塗布し、一定の大きさに切断し、二酸化マンガン電極シートになるまで真空でオーブン乾燥した。製作された二酸化マンガン電極シートを正極とし、厚み0.1mmの亜鉛箔を負極とし、1 mol L-1のZnSO4水溶液と0.5 mol L-1のMnSO4水溶液を電解液とし、組み立てて電池を製造し、第2の電池Cell 2と称する。
比較例2:
また、グラフェン担持二酸化マンガン電極シートを正極とし、厚み0.1mmの亜鉛箔を負極とし、1 mol L-1のZnSO4水溶液を電解液とし、組み立てて電池を製造し、第3の電池Cell 3と称する。
カーボンナノチューブ担持二酸化マンガンの調製方法は以下である:0.6 gのカーボンナノチューブを300ミリリットル(mL)の0.1モル/リットル(mol L-1)の酢酸マンガン水溶液に添加して十分に攪拌し、カーボンナノチューブを均一に分散させた後、200 mLの0.1 M L-1の過マンガン酸カリウム水溶液を酢酸マンガン溶液に添加して10時間攪拌し、二酸化マンガンをカーボンナノチューブの表面に十分に沈殿し付着させた後、沈殿物を濾過するとともに、脱イオン水で洗浄し、オーブン乾燥してからカーボンナノチューブ担持二酸化マンガンを得た。
Claims (8)
- 正極と、活性材が亜鉛を含む負極と、電解液とからなる亜鉛イオン二次電池において、前記正極の活性材は、炭素材料担体と二酸化マンガンとを含む複合材を含み、前記複合材において、前記二酸化マンガンは、前記炭素材料担体上に沈着されており、且つ前記炭素材料担体によって担持されており、
前記正極は、前記正極の活性材と、導電剤と、結着剤とが混合されてなり、
前記電解液は、亜鉛イオンと二価マンガンイオンとを含むことを特徴とする亜鉛イオン二次電池。 - 前記炭素材料担体は、カーボンナノチューブ、グラフェン、多孔質カーボン又は活性炭であることを特徴とする請求項1に記載の亜鉛イオン二次電池。
- 前記導電剤はカーボンブラックであることを特徴とする請求項1又は2に記載の亜鉛イオン二次電池。
- 前記負極の活性材には、含有量が負極質量の1%以下の、インジウム酸化物又はインジウム水酸化物である腐食防止剤がさらに含まれていることを特徴とする請求項1から3の何れか1項に記載の亜鉛イオン二次電池。
- 炭素材料担体と二酸化マンガンとを含む複合材を活性材として含む正極を製造する工程と、
負極と、電解液と、前記正極とをパッケージして亜鉛イオン二次電池を得る工程と、
を備え、
前記正極を製造する工程は、
前記炭素材料担体上に前記二酸化マンガンを沈着させて、前記炭素材料担体に前記二酸化マンガンを担持させる工程と、
前記正極の活性材と、導電剤と、結着剤とを混合してから正極キャリアに塗布する工程とを含む、亜鉛イオン二次電池の製造方法。 - 前記電解液は、亜鉛イオンと二価マンガンイオンとを含むことを特徴とする請求項5に記載の亜鉛イオン二次電池の製造方法。
- 前記炭素材料担体は、カーボンナノチューブ、グラフェン、多孔質カーボン又は活性炭であることを特徴とする請求項5又は6に記載の亜鉛イオン二次電池の製造方法。
- 前記導電剤はカーボンブラックであることを特徴とする請求項5から7の何れか1項に記載の亜鉛イオン二次電池の製造方法。
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CN104868178A (zh) * | 2015-03-30 | 2015-08-26 | 清华大学深圳研究生院 | 一种镍基可充电电池及其制造方法 |
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CN113540396A (zh) * | 2021-03-12 | 2021-10-22 | 陈璞 | 锰离子电池 |
CN113707868B (zh) * | 2021-08-31 | 2022-10-21 | 中国地质大学(北京) | 一种三元复合电极材料及其制备方法和锌离子电池 |
CN114094210A (zh) * | 2021-10-19 | 2022-02-25 | 陈璞 | 三维结构正极和水系锌锰电池 |
CN114031125B (zh) * | 2021-11-05 | 2023-11-28 | 上海纳米技术及应用国家工程研究中心有限公司 | 三元纳米片@碳纳米管正极材料的制备方法及其产品和应用 |
CN114171730B (zh) * | 2021-12-08 | 2022-09-23 | 中原工学院 | 一种多层管状锰基多元复合电极材料及其制备方法与应用 |
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IT1126064B (it) * | 1979-06-11 | 1986-05-14 | Cities Service Co | Nerofumo per batterie a secco |
JP2683245B2 (ja) * | 1988-06-06 | 1997-11-26 | 東芝電池株式会社 | マンガン乾電池 |
JPH02192666A (ja) * | 1988-10-18 | 1990-07-30 | Tosoh Corp | 二次電池 |
JPH0384868A (ja) * | 1989-08-28 | 1991-04-10 | Tosoh Corp | 二次電池 |
CA2010142C (en) * | 1990-02-15 | 1997-02-04 | Klaus Tomantschger | Manganese dioxide cathode for a rechargeable alkaline cell, and cell containing the same |
JP3530544B2 (ja) * | 1992-09-14 | 2004-05-24 | キヤノン株式会社 | 二次電池 |
JP3286346B2 (ja) * | 1992-07-15 | 2002-05-27 | 三洋電機株式会社 | 亜鉛アルカリ電池 |
JP3553104B2 (ja) * | 1992-08-04 | 2004-08-11 | 株式会社エスアイアイ・マイクロパーツ | アルカリ電池 |
CN1035706C (zh) * | 1992-09-08 | 1997-08-20 | 内蒙古乌海市企业家俱乐部 | 可充电的锌锰电池 |
JPH09223504A (ja) * | 1996-02-14 | 1997-08-26 | Sony Corp | 筒型アルカリ電池とその製造方法 |
KR20000001242A (ko) * | 1998-06-10 | 2000-01-15 | 이병길 | 황산아연(ⅱ) 수용액 이차전지 |
JP3173594B2 (ja) * | 1998-08-31 | 2001-06-04 | 株式会社ファインセル | マンガン塩(ii)とカ−ボン粉末を添加した硫酸亜鉛(ii)水溶液二次電池 |
AU2002349317A1 (en) * | 2001-10-08 | 2003-04-22 | Timcal Ag | Electrochemical cell |
JP2007048534A (ja) * | 2005-08-09 | 2007-02-22 | Matsushita Electric Ind Co Ltd | マンガン乾電池 |
GB2458667A (en) * | 2008-03-25 | 2009-09-30 | Nanotecture Ltd | Mesoporous alpha-manganese dioxide |
CN101540417B (zh) * | 2009-04-15 | 2011-01-26 | 清华大学深圳研究生院 | 可充电的锌离子电池 |
CN101923960B (zh) * | 2010-08-18 | 2012-05-23 | 东华大学 | 一种瓣状二氧化锰纳米晶包覆碳纳米管复合电极材料的制备方法 |
CN102059082B (zh) * | 2010-11-30 | 2012-06-27 | 重庆大学 | 纳米二氧化锰/碳复合微球的制备方法 |
CN103165918B (zh) * | 2013-02-06 | 2015-05-27 | 北京京海宝山能源科技开发有限公司 | 锌锰贮备电池及其制备方法 |
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- 2014-04-03 WO PCT/CN2014/074751 patent/WO2015149335A1/zh active Application Filing
- 2014-04-03 JP JP2016510921A patent/JP6143945B2/ja active Active
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US20150287988A1 (en) | 2015-10-08 |
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CN104272523A (zh) | 2015-01-07 |
JP2016520969A (ja) | 2016-07-14 |
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