JP6120092B2 - 大容量プリズムリチウムイオン合金アノードの製造 - Google Patents
大容量プリズムリチウムイオン合金アノードの製造 Download PDFInfo
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Description
本明細書に記載されているプロセスによって用いられてよい好適なメッキ溶液として、金属イオン源、酸溶液、および場合による添加物を含有する電解質溶液が挙げられる。
(RSO3)2Sn
式中、Rは、1から12個の炭素原子を含むアルキル基である;
の一または複数のアルカンスルホン酸第一スズであり得る。アルカンスルホン酸第一スズは、式:
以下の仮定的非限定例を提供して、本明細書に記載されている実施形態をさらに示す。しかし、該例は、全て包括的であることは意図されておらず、本明細書に記載されている実施形態の範囲を限定することは意図されていない。
Claims (11)
- 多孔性三次元電極ミクロ構造を形成する方法であって、
メッキ溶液内に導電性基板を配置すること、
電気メッキプロセスを用いて、前記導電性基板の一または複数の面に三次元銅−スズ−鉄多孔性導電性マトリクスを形成することであって、
拡散律速堆積プロセスによって第1電流密度で前記導電性基板の上に柱状金属層を堆積させること、
前記第1電流密度より高い第2電流密度で前記柱状金属層の上に多孔性導電性樹状構造を堆積させること、を含む三次元銅−スズ−鉄多孔性導電性マトリクスを形成すること、
前記三次元銅−スズ−鉄多孔性導電性マトリクスの上にアノード活性材料を堆積させること、
を含み、
前記メッキ溶液が、スズ源、銅源、および鉄源を含み、
前記アノード活性材料を前記三次元銅−スズ−鉄多孔性導電性マトリクス内に圧縮すること
をさらに含む、方法。 - 前記アノード活性材料を圧縮することが、前記三次元銅−スズ−鉄多孔性導電性マトリクスおよび前記アノード活性材料を100度から250度の範囲の温度に加熱することをさらに含む、請求項1に記載の方法。
- 前記メッキ溶液が、硫酸銅(CuSO4)、硫酸第一スズ、および塩化鉄を含む、請求項1に記載の方法。
- 前記アノード活性材料を圧縮することが、40%から50%までの初期空隙率から20%から30%までの最終空隙率まで前記多孔性三次元電極ミクロ構造のアノード構造の空隙率を低減する、請求項1に記載の方法。
- 前記第1電流密度が、0.05A/cm2から3.0A/cm2の間であり、前記第2電流密度が、0.3A/cm2から3A/cm2の間である、請求項1に記載の方法。
- 前記アノード活性材料が、化学気相堆積(CVD)技法、油圧スプレー技法、噴霧スプレー技法、静電スプレー技法、プラズマスプレー技法、および熱またはフレームスプレー技法の少なくとも1つを用いて堆積される、請求項1に記載の方法。
- 前記アノード活性材料が、グラファイト、グラフェン硬質炭素、カーボンブラック、カーボンコートシリコン、炭化ケイ素、アモルファスシリコン、結晶性シリコン、シリコン合金、P型ドープされたシリコン、これらの複合体およびこれらの組合せを含む群から選択される粒子を含む、請求項1に記載の方法。
- 前記アノード活性材料が、シリコンおよびグラファイトの少なくとも1つを含む、請求項1に記載の方法。
- 前記三次元銅−スズ−鉄多孔性導電性マトリクスが、リチウムをさらに含む、請求項1に記載の方法。
- 前記導電性基板が、銅を含むフレキシブルな導電性基板である、請求項1に記載の方法。
- 前記三次元銅−スズ−鉄多孔性導電性マトリクスの上に前記アノード活性材料を堆積させる前に、前記三次元銅−スズ−鉄多孔性導電性マトリクスの上にスズ層を堆積することをさらに含む、請求項1に記載の方法。
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Application Number | Priority Date | Filing Date | Title |
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US201161447591P | 2011-02-28 | 2011-02-28 | |
US61/447,591 | 2011-02-28 | ||
PCT/US2012/026991 WO2012118840A2 (en) | 2011-02-28 | 2012-02-28 | Manufacturing of high capacity prismatic lithium-ion alloy anodes |
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JP2014510375A JP2014510375A (ja) | 2014-04-24 |
JP6120092B2 true JP6120092B2 (ja) | 2017-04-26 |
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JP2013556812A Active JP6120092B2 (ja) | 2011-02-28 | 2012-02-28 | 大容量プリズムリチウムイオン合金アノードの製造 |
JP2017019296A Expired - Fee Related JP6367390B2 (ja) | 2011-02-28 | 2017-02-06 | 大容量プリズムリチウムイオン合金アノードの製造 |
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Country | Link |
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US (3) | US9240585B2 (ja) |
JP (2) | JP6120092B2 (ja) |
KR (1) | KR20140014189A (ja) |
CN (2) | CN106159191A (ja) |
WO (1) | WO2012118840A2 (ja) |
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CN103415945A (zh) | 2013-11-27 |
WO2012118840A3 (en) | 2012-11-01 |
KR20140014189A (ko) | 2014-02-05 |
US9761882B2 (en) | 2017-09-12 |
US9240585B2 (en) | 2016-01-19 |
JP2014510375A (ja) | 2014-04-24 |
JP6367390B2 (ja) | 2018-08-01 |
WO2012118840A2 (en) | 2012-09-07 |
CN103415945B (zh) | 2016-09-14 |
US20160226070A1 (en) | 2016-08-04 |
US9583770B2 (en) | 2017-02-28 |
JP2017130457A (ja) | 2017-07-27 |
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