JP2012526920A5 - - Google Patents
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- JP2012526920A5 JP2012526920A5 JP2012510865A JP2012510865A JP2012526920A5 JP 2012526920 A5 JP2012526920 A5 JP 2012526920A5 JP 2012510865 A JP2012510865 A JP 2012510865A JP 2012510865 A JP2012510865 A JP 2012510865A JP 2012526920 A5 JP2012526920 A5 JP 2012526920A5
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- JP
- Japan
- Prior art keywords
- alloy particles
- grinding
- mill
- mill base
- nanostructure
- Prior art date
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- 239000000956 alloy Substances 0.000 claims 7
- 229910045601 alloy Inorganic materials 0.000 claims 7
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical class [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 claims 7
- 239000002245 particle Substances 0.000 claims 7
- 239000002086 nanomaterial Substances 0.000 claims 4
- 229910052799 carbon Inorganic materials 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 2
- 229910052710 silicon Inorganic materials 0.000 claims 2
- 239000010703 silicon Substances 0.000 claims 2
- 229910052723 transition metal Inorganic materials 0.000 claims 2
- 150000003624 transition metals Chemical class 0.000 claims 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium Ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims 1
- 229910001416 lithium ion Inorganic materials 0.000 claims 1
- 229920005596 polymer binder Polymers 0.000 claims 1
- 239000002491 polymer binding agent Substances 0.000 claims 1
Claims (7)
- 粉砕媒体を含有するペブルミルでミルベースを粉砕し、ナノ構造体の合金粒子を用意することを含む、ナノ構造体の合金粒子を製造する方法であって、
前記ミルベースが（ｉ）シリコンと、（ｉｉ）少なくとも１つの炭素又は遷移金属とを含み、前記ナノ構造体の合金粒子は、サイズが５０ナノメートルより大きい結晶ドメインが実質的に無い、方法。 - リチウムイオン電池用の負極組成物を製造する方法であって、
（ａ）粉砕媒体を含有するペブルミルでミルベースを粉砕することを含む方法によってナノ構造体の合金粒子を製造する工程と、
（ｂ）前記負極組成物を提供するために、重合体結合剤中に前記ナノ構造体の合金粒子を分散させる工程と、を含み、
前記ミルベースは、
（ｉ）シリコンと、
（ｉｉ）少なくとも１つの炭素又は遷移金属と、を含み、前記ナノ構造体の合金粒子は、サイズが５０ナノメートルより大きい結晶ドメインが実質的に無い、方法。 - 前記粉砕媒体の前記ミルベースに対する容積比が、５：１を超える、請求項１又は２に記載の方法。
- 前記ナノ構造体の合金粒子が非晶質である、請求項１又は２に記載の方法。
- 前記ペブルミルの前記粉砕媒体と前記ミルベースとを合わせた容積に対する容積比が、２：１以下である、請求項１又は２に記載の方法。
- 前記ペブルミルが理論的な臨界回転数を有し、前記ペブルミルが、前記理論的な臨界回転数の５０〜１２０パーセントの範囲の回転速度を有する、請求項１又は２に記載の方法。
- 前記粉砕媒体が、０．０１〜０．３ジュールの範囲の最大衝撃エネルギーを有する、請求項１又は２に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/465,852 | 2009-05-14 | ||
| US12/465,852 US8287772B2 (en) | 2009-05-14 | 2009-05-14 | Low energy milling method, low crystallinity alloy, and negative electrode composition |
| PCT/US2010/033955 WO2010132279A1 (en) | 2009-05-14 | 2010-05-07 | Low energy milling method, low crystallinity alloy, and negative electrode composition |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2012526920A JP2012526920A (ja) | 2012-11-01 |
| JP2012526920A5 true JP2012526920A5 (ja) | 2013-06-20 |
| JP6230232B2 JP6230232B2 (ja) | 2017-11-15 |
Family
ID=42271890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012510865A Active JP6230232B2 (ja) | 2009-05-14 | 2010-05-07 | 低エネルギー粉砕方法、低結晶性合金、及び負極組成物 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8287772B2 (ja) |
| EP (1) | EP2429744B1 (ja) |
| JP (1) | JP6230232B2 (ja) |
| KR (2) | KR20120026536A (ja) |
| CN (1) | CN102458720B (ja) |
| PL (1) | PL2429744T3 (ja) |
| WO (1) | WO2010132279A1 (ja) |
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| US9373839B2 (en) * | 2011-12-13 | 2016-06-21 | Samsung Sdi Co., Ltd. | Negative electrode active material and secondary battery including the same |
| JP6322362B2 (ja) * | 2012-02-01 | 2018-05-09 | 山陽特殊製鋼株式会社 | Ｓｉ系合金負極材料 |
| US20130295454A1 (en) * | 2012-04-12 | 2013-11-07 | Actacell Energy Systems, Inc. | Low crystallinity silicon composite anode material for lithium ion battery |
| KR20150020188A (ko) * | 2012-05-11 | 2015-02-25 | 가부시키가이샤 산도쿠 | 리튬-이온 이차 배터리용 음 전극 |
| US9093705B2 (en) | 2013-03-15 | 2015-07-28 | GM Global Technology Operations LLC | Porous, amorphous lithium storage materials and a method for making the same |
| WO2014194019A1 (en) * | 2013-05-30 | 2014-12-04 | 3M Innovative Properties Company | Electrode composition, electrochemical cell and method of making electrochemical cells |
| WO2015162848A1 (ja) * | 2014-04-21 | 2015-10-29 | Ｊｆｅケミカル株式会社 | リチウムイオン二次電池用負極材料およびその製造方法、リチウムイオン二次電池負極ならびにリチウムイオン二次電池 |
| EP3149793A4 (en) | 2014-05-29 | 2017-11-08 | 3M Innovative Properties Company | Anode compositions for rechargeable batteries and methods of making same |
| CN104084591B (zh) * | 2014-07-03 | 2016-08-17 | 哈尔滨工业大学 | 一种制备Ag-Cu-Ti纳米合金焊料的方法 |
| JP6032501B2 (ja) * | 2014-07-23 | 2016-11-30 | 株式会社Ｇｓユアサ | 非水電解質二次電池用電極材料及び非水電解質二次電池 |
| KR102234705B1 (ko) * | 2014-09-16 | 2021-04-01 | 삼성에스디아이 주식회사 | 복합음극활물질, 이를 채용한 음극과 리튬전지 및 그 제조방법 |
| JPWO2016098213A1 (ja) * | 2014-12-17 | 2017-11-02 | 日産自動車株式会社 | 電気デバイス用負極活物質、およびこれを用いた電気デバイス |
| JP6555278B2 (ja) * | 2014-12-17 | 2019-08-07 | 日産自動車株式会社 | リチウムイオン二次電池用負極活物質、およびこれを用いたリチウムイオン二次電池 |
| KR102448293B1 (ko) * | 2015-10-02 | 2022-09-28 | 삼성에스디아이 주식회사 | 음극 활물질 및 이를 채용한 음극 및 리튬 전지 |
| EP3394920A4 (en) * | 2015-12-22 | 2019-06-26 | 3M Innovative Properties Company | ANODE MATERIALS FOR LITHIUM-ION BATTERIES AND METHODS OF MAKING AND USING SAME |
| JP6686652B2 (ja) * | 2016-04-13 | 2020-04-22 | 株式会社豊田自動織機 | 炭素被覆Ｓｉ含有負極活物質の製造方法 |
| CN107138731A (zh) * | 2017-06-07 | 2017-09-08 | 广州艾普纳米科技有限公司 | 一种纳米金属粉末的制备方法 |
| EP4021855A1 (en) | 2019-08-29 | 2022-07-06 | Novonix Battery Technology Solutions Inc. | Improved microgranulation methods and product particles therefrom |
| JPWO2022045128A1 (ja) * | 2020-08-31 | 2022-03-03 | ||
| US20230338964A1 (en) * | 2020-09-11 | 2023-10-26 | The Regents Of The University Of California | Cryogenic milling techniques for fabrication of nanostructured electrodes |
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-
2009
- 2009-05-14 US US12/465,852 patent/US8287772B2/en active Active
-
2010
- 2010-05-07 EP EP10720065.1A patent/EP2429744B1/en active Active
- 2010-05-07 KR KR1020117029655A patent/KR20120026536A/ko active Application Filing
- 2010-05-07 JP JP2012510865A patent/JP6230232B2/ja active Active
- 2010-05-07 KR KR1020177008030A patent/KR20170036135A/ko not_active Application Discontinuation
- 2010-05-07 CN CN201080030255.2A patent/CN102458720B/zh active Active
- 2010-05-07 WO PCT/US2010/033955 patent/WO2010132279A1/en active Application Filing
- 2010-05-07 PL PL10720065T patent/PL2429744T3/pl unknown
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