JP7081762B2 - 空気二次電池用触媒の製造方法、空気二次電池の製造方法、空気二次電池用触媒及び空気二次電池 - Google Patents
空気二次電池用触媒の製造方法、空気二次電池の製造方法、空気二次電池用触媒及び空気二次電池 Download PDFInfo
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- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
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Description
Ln1-xMgxNiy-a-bAlaMb・・・(III)
で表されるものを用いるのが好ましい。
4 容器
6 電極群
8 天板
10 底板
12 負極
14 空気極(正極)
16 セパレータ
24 カーボン不織布
26 通気路
Claims (10)
- 空気二次電池の空気極に用いる空気二次電池用触媒の製造方法であって、パイロクロア型酸化物の前駆体を調製する前駆体調製工程と、
前記前駆体を焼成し、パイロクロア型酸化物を形成する焼成工程と、
前記焼成工程により得られた前記パイロクロア型酸化物を酸性水溶液に浸漬させ酸処理する酸処理工程と、
を備えており、
前記パイロクロア型酸化物は、一般式:A 2-X B 2-Y O 7-Z (ただし、X、Y、Zは、それぞれ0以上1以下の数値を表し、Aは、Biを表し、Bは、Ruを表している。)で表される組成を有しているパイロクロア型の遷移元素酸化物であり、
前記パイロクロア型の遷移元素酸化物は、パイロクロア型のビスマスルテニウム酸化物であり、
前記酸性水溶液は、硝酸水溶液、塩酸水溶液、及び硫酸水溶液のうちのいずれかである、
空気二次電池用触媒の製造方法。 - 前記ビスマスルテニウム酸化物に含まれているビスマスの量をX、ルテニウムの量をYとした場合に、前記ルテニウムの量に対する前記ビスマスの量の比であるX/Yの値が、0.90以下となるように前記酸処理が施される、請求項1に記載の空気二次電池用触媒の製造方法。
- 前記ルテニウムの量に対する前記ビスマスの量の比であるX/Yの値が、0.80以上となるように前記酸処理が施される、請求項2に記載の空気二次電池用触媒の製造方法。
- 空気二次電池用触媒を含む空気極合剤を空気極基材に担持させ空気極を製造する空気極製造工程と、
負極合剤を負極基材に担持させ負極を製造する負極製造工程と、
前記空気極と、前記負極とをセパレータを介して重ね合わせて電極群を形成する電極群形成工程と、
前記電極群をアルカリ電解液とともに容器に収容する収容工程と、を備え、
前記空気二次電池用触媒は、請求項1~3の何れかに記載の空気二次電池用触媒の製造方法により製造される、空気二次電池の製造方法。 - 前記負極製造工程は、前記負極合剤に水素吸蔵合金を含有させるプロセスを更に含む、
請求項4に記載の空気二次電池の製造方法。 - 空気二次電池の空気極に用いられる空気二次電池用触媒であって、硝酸水溶液、塩酸水溶液、及び硫酸水溶液のうちのいずれかの酸性水溶液に浸漬される酸処理が施され、製造過程で生じた副生成物が除去された状態のパイロクロア型酸化物を含んでおり、
前記パイロクロア型酸化物は、一般式:A 2-X B 2-Y O 7-Z (ただし、X、Y、Zは、それぞれ0以上1以下の数値を表し、Aは、Biを表し、Bは、Ruを表している。)で表される組成を有しているパイロクロア型の遷移元素酸化物であり、
前記パイロクロア型の遷移元素酸化物は、パイロクロア型のビスマスルテニウム酸化物である、空気二次電池用触媒。 - 前記ビスマスルテニウム酸化物は、前記ビスマスルテニウム酸化物に含まれているビスマスの量をX、ルテニウムの量をYとした場合に、前記ルテニウムの量に対する前記ビスマスの量の比であるX/Yの値が、0.90以下である、請求項6に記載の空気二次電池用触媒。
- 前記ルテニウムの量に対する前記ビスマスの量の比であるX/Yの値が、0.80以上である、請求項7に記載の空気二次電池用触媒。
- セパレータを介して重ね合わされた空気極及び負極を含む電極群と、
前記電極群をアルカリ電解液とともに収容している容器と、を備え、
前記空気極は、請求項6~8の何れかに記載の空気二次電池用触媒を含んでいる、空気二次電池。 - 前記負極は、水素吸蔵合金を含んでいる、請求項9に記載の空気二次電池。
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007119900A (ja) | 2005-09-06 | 2007-05-17 | Central Res Inst Of Electric Power Ind | 金属−多孔質基材複合材料及びその製造方法 |
JP2009272231A (ja) | 2008-05-09 | 2009-11-19 | Tokyo Univ Of Science | アルカリ形直接アルコール燃料電池、酸化物カソード触媒、及び金属酸化物 |
JP2014220111A (ja) | 2013-05-08 | 2014-11-20 | Jx日鉱日石エネルギー株式会社 | 電極材料、膜電極接合体、燃料電池スタックおよび電極材料の製造方法 |
JP2017063020A (ja) | 2010-12-03 | 2017-03-30 | イムラ アメリカ インコーポレイテッド | 充電式電気化学エネルギー貯蔵デバイス |
JP2017112112A (ja) | 2011-04-05 | 2017-06-22 | ブラックライト パワー インコーポレーティド | H2oベース電気化学的水素−触媒パワーシステム |
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US4129525A (en) * | 1977-12-02 | 1978-12-12 | Exxon Research & Engineering Co. | Method of making lead-rich and bismuth-rich pyrochlore compounds using an alkaline medium |
CN102214827B (zh) * | 2010-08-31 | 2013-10-02 | 中国科学院上海硅酸盐研究所 | 双载体复合的锂空气电池空气电极组合物及其制备方法 |
JP5711710B2 (ja) | 2012-09-25 | 2015-05-07 | 富士フイルム株式会社 | エッチング液、圧電素子の製造方法およびエッチング方法 |
JP6444205B2 (ja) | 2015-02-16 | 2018-12-26 | 学校法人同志社 | 正極およびその製造方法、並びにその正極を用いた空気二次電池 |
KR20160150009A (ko) * | 2015-06-18 | 2016-12-28 | 울산과학기술원 | 금속 공기 전지용 복합촉매, 이의 제조 방법, 및 이를 포함하는 금속 공기 전지용 공기극 및 금속 공기 전지 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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JP2009272231A (ja) | 2008-05-09 | 2009-11-19 | Tokyo Univ Of Science | アルカリ形直接アルコール燃料電池、酸化物カソード触媒、及び金属酸化物 |
JP2017063020A (ja) | 2010-12-03 | 2017-03-30 | イムラ アメリカ インコーポレイテッド | 充電式電気化学エネルギー貯蔵デバイス |
JP2017112112A (ja) | 2011-04-05 | 2017-06-22 | ブラックライト パワー インコーポレーティド | H2oベース電気化学的水素−触媒パワーシステム |
JP2014220111A (ja) | 2013-05-08 | 2014-11-20 | Jx日鉱日石エネルギー株式会社 | 電極材料、膜電極接合体、燃料電池スタックおよび電極材料の製造方法 |
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