JP2022514452A - 改良されたアノード材料および再充電可能な電池用のアノード、それらの製造方法、およびそれらから作製された電気化学セル - Google Patents
改良されたアノード材料および再充電可能な電池用のアノード、それらの製造方法、およびそれらから作製された電気化学セル Download PDFInfo
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Abstract
Description
Claims (25)
- 再充電可能な電気化学セル用のアノード材料(1)であって、前記アノード材料(1)がマトリックス材料:分散材料複合体を含み、前記マトリックス材料(2)が1種または数種の金属性アルカリ金属および/またはアルカリ土類金属を含む、アノード材料(1)。
- 前記分散材料(3)が金属を含み、前記分散材料である金属がマトリックス材料(2)とは異なる、請求項1に記載のアノード材料(1)。
- 前記分散材料(3)が1種または数種の遷移金属および/またはポスト遷移金属を含む、請求項1または2に記載のアノード材料(1)。
- 前記アルカリ金属がリチウム、カリウムおよび/またはナトリウムを含む、請求項1~3のいずれか一項に記載のアノード材料(1)。
- 1種または数種の前記ポスト遷移金属がアルミニウム、ガリウム、インジウム、スズおよび/または鉛を含む、請求項1~5のいずれか一項に記載のアノード材料(1)。
- 前記マトリックス材料(2)がナトリウムを含む、および/または前記分散材料(3)がアルミニウムを含む、請求項1~5のいずれか一項に記載のアノード材料(1)。
- 電気化学セル(5)用のアノード(4)であって、前記アノード(4)が、請求項1~6のいずれか一項に記載のアノード材料(1)を含む、アノード(4)。
- 前記アノード(4)が集電体(9)および/またはSEI層をさらに含む、請求項7に記載のアノード(4)。
- カソード(6)と、請求項7または8に記載のアノード(4)と、少なくともその一部がアノード(4)とカソード(6)との間に位置する電解質とを含む、電気化学セル(5)。
- 前記電解質が、NH3、SO2、エーテル、炭酸塩、またはニトリル溶媒に基づく電解質、またはそれらの任意の混合物または組み合わせである、請求項9に記載の電気化学セル(5)。
- 前記電解質が、アルカリ金属および/またはアルカリ土類金属および/または遷移金属および/またはポスト遷移金属を含む電解質塩を含む、請求項9~10のいずれか一項に記載の電気化学セル(5)。
- 前記マトリックス材料(2)および/または前記分散材料(3)が、1種または数種の、前記電解質塩中の金属を含む、請求項9~11のいずれか一項に記載の電気化学セル(5)。
- 前記電解質塩中の金属がNaおよびAlである、請求項9~12のいずれか一項に記載の電気化学セル(5)。
- 前記電解質塩がNaAlCl4である、請求項13に記載の電気化学セル(5)。
- 前記電解質がNaAlCl4・xSO2である、請求項9~14のいずれか一項に記載の電気化学セル(5)。
- 前記アノード(4)の全部または一部が、充電中に1種または数種のマトリックス材料の電着のための基板として使用される、および/または、アノード(4)の全部または一部が、放電中にマトリックス材料(2)の供給源として使用される、請求項9~15のいずれか一項に記載の電気化学セル(5)。
- 前記電解質が1種または数種の電解質添加剤をさらに含む、請求項9~16のいずれか一項に記載の電気化学セル(5)。
- 前記電解質添加剤がハロゲン化電解質添加剤を含む、請求項17に記載の電気化学セル(5)。
- 前記ハロゲン化電解質添加剤が、トリフルオロメタンスルホニルクロリド(CF3SO2Cl)、塩化チオニル(SOCl2)、SnCl4、および/または炭酸フルオロエチレン(4-フルオロ-1,3-ジオキソラン-2-オン)またはそれらの任意の混合物または組み合わせを含む、請求項18に記載の電気化学セル(5)。
- 前記カソード(6)が、陽イオンのインターカレーションが可能なカソード材料、変換反応可能なカソード材料、カソード液、またはそれらの任意の混合物または組み合わせを含む、請求項9~19のいずれか一項に記載の電気化学セル(5)。
- 前記変換反応可能なカソード材料が遷移金属:ハロゲン化合物を含む、請求項9~20のいずれか一項に記載の電気化学セル(5)。
- 前記遷移金属:ハロゲン化合物中の遷移金属がCuである、および/または前記遷移金属:ハロゲン化合物中のハロゲンがFである、および/または前記遷移金属:ハロゲン化合物中の遷移金属がCUF2である、請求項9~21のいずれか一項に記載の電気化学セル(5)。
- マトリックス材料(2)と分散材料(3)とを混合し、得られた混合物を加熱して前記マトリックス材料(2)を選択的に溶融し、マトリックス材料:分散材料複合体を製造する工程を含む、請求項1~6のいずれか一項に記載のアノード材料(1)を製造するための方法。
- 前記マトリックス材料:分散材料複合体が中間マトリックス材料:分散材料複合体であり、前記中間マトリックス材料:分散材料複合体を化学的または機械的に処理して、前記分散材料(3)の大きさを縮小する、および/または前記マトリックス材料:分散材料複合体の均質性を高める、請求項23に記載の方法。
- 請求項1~6のいずれか一項に記載のアノード材料(1)、請求項7または8に記載のアノード(4)、あるいは請求項11~22のいずれか一項に記載の電気化学セル(5)の装置内における使用、および/または請求項23または24に記載の方法の、装置の製造における使用。
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FI20185896A FI129862B (en) | 2018-10-24 | 2018-10-24 | An improved anode material and anode for a rechargeable battery, a method of making them, and an electrochemical cell made therefrom |
PCT/FI2019/050759 WO2020084197A1 (en) | 2018-10-24 | 2019-10-24 | Improved anode material and anode for a rechargeable battery, a method of production thereof and an electrochemical cell made therefrom |
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US4335191A (en) * | 1980-07-28 | 1982-06-15 | Tadiran Israel Electronics Industries Ltd. | Lithium cells |
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JPH07307152A (ja) * | 1994-05-12 | 1995-11-21 | Mitsubishi Cable Ind Ltd | リチウム二次電池用負極およびその製造方法 |
JP4086653B2 (ja) * | 2002-12-25 | 2008-05-14 | 三洋電機株式会社 | リチウム電池およびその製造方法 |
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US20090035663A1 (en) * | 2006-10-13 | 2009-02-05 | Fmc Corporation, Lithium Division | Stabilized lithium metal powder for li-ion application, composition and process |
WO2015133139A1 (en) * | 2014-03-06 | 2015-09-11 | Sharp Kabushiki Kaisha | Battery anode with preloaded metals |
EP3005463A4 (en) * | 2013-06-06 | 2017-01-11 | Ceramatec, Inc | Low viscosity/high conductivity sodium haloaluminate electrolyte |
KR101520606B1 (ko) * | 2013-10-08 | 2015-05-15 | 전자부품연구원 | 나트륨-이산화황계 이차 전지 및 이의 제조 방법 |
DE102014208047A1 (de) * | 2014-04-29 | 2015-10-29 | Mahle International Gmbh | Anode und Elektrolyt für eine Metall-Luft-Batterie |
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