JP2019021630A - シリコン・炭素複合粉末 - Google Patents
シリコン・炭素複合粉末 Download PDFInfo
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Abstract
【解決手段】前記の課題は、a) SiとCとが粒子全体にわたって分布しており、且つb) 粒子表面上の(C/Si)表面の質量比が、粒子全体内の(C/Si)全体の質量比よりも大きい、シリコン・炭素複合粉末によって解決される。前記粉末は、SiH4、Si2H6、Si3H8および/またはオルガノシランのガス流、およびエチレン、エタン、プロパンおよびアセチレンからなる群から選択される少なくとも1種の炭化水素のガス流を、同時に反応器内に供給し、前記流を、プラズマ援用化学気相成長を使用して反応させることによって製造される。
【選択図】なし
Description
a) SiとCとが粒子全体にわたって分布しており、且つ
b) 粒子表面上の(C/Si)表面の質量比が、粒子全体内の(C/Si)全体の質量比よりも大きい、
前記シリコン・炭素複合粉末である。
高周波(RF)非熱プラズマを化学気相成長(CVD)法に適用し、粉末材料を製造した。その構成は、RFプラズマ源、石英の管状反応器、ポンプ、プロセスガス入口、ガス排気部および粉末収集チャンバーからなる。石英の管状反応器を、ベース圧力10〜100mbarに排気する。プラズマ源の周波数は13.56MHzであり、且つRF出力を50〜200Wに設定する。SiH4およびエチレンをAr中で希釈して、マスフローコントローラを介して連続的に注入する。ガス混合物中のシランの濃度は20体積%である。CHx/SiH4の比は0.16である。ガス流の速度および圧力を使用して、プラズマ中での滞留時間を調節する。
Claims (10)
- シリコン・炭素複合粉末であって、
a) SiとCとが粒子全体にわたって分布しており、且つ
b) 粒子表面上の(C/Si)表面の質量比が、粒子全体内の(C/Si)全体の質量比よりも大きい
ことを特徴とする、前記シリコン・炭素複合粉末。 - (C/Si)表面/(C/Si)全体の比が、3以上130以下であることを特徴とする、請求項1に記載のシリコン・炭素複合粉末。
- (C/Si)全体の質量比が、0.01以上3以下であることを特徴とする、請求項1または2に記載のシリコン・炭素複合粉末。
- SiおよびCがアモルファスであることを特徴とする、請求項1から3までのいずれか1項に記載のシリコン・炭素複合粉末。
- 平均直径が300nm以下であることを特徴とする、請求項1から4までのいずれか1項に記載のシリコン・炭素複合粉末。
- 請求項1から5までのいずれか1項に記載のシリコン・炭素複合粉末の製造方法であって、SiH4、Si2H6、Si3H8および/またはオルガノシランのガス流、およびエチレン、エタン、プロパンおよびアセチレンからなる群から選択される少なくとも1種の炭化水素のガス流を、同時に反応器内に供給し、そこで、前記流を、プラズマ援用化学気相成長を使用して反応させることを特徴とする、前記方法。
- 炭化水素対SiH4および/またはオルガノシランの比が0.01〜3であることを特徴とする、請求項6に記載の方法。
- 前記炭化水素がエチレン、エタンまたはプロパンであることを特徴とする、請求項6または7に記載の方法。
- オルガノシランがCH3SiH3、(CH3)2SiH2または(CH3)3SiHであることを特徴とする、請求項6から8までのいずれか1項に記載の方法。
- リチウムイオン電池を製造するための、請求項1から5までのいずれか1項に記載のシリコン・炭素複合粉末の使用。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17181002.1A EP3428999A1 (en) | 2017-07-12 | 2017-07-12 | Silicon-carbon composite powder |
EP17181002.1 | 2017-07-12 |
Publications (2)
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JP2019021630A true JP2019021630A (ja) | 2019-02-07 |
JP7184552B2 JP7184552B2 (ja) | 2022-12-06 |
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JP2018132563A Active JP7184552B2 (ja) | 2017-07-12 | 2018-07-12 | シリコン・炭素複合粉末 |
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Country | Link |
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US (1) | US11312633B2 (ja) |
EP (1) | EP3428999A1 (ja) |
JP (1) | JP7184552B2 (ja) |
KR (1) | KR102499982B1 (ja) |
CN (1) | CN109256534B (ja) |
TW (1) | TWI771447B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021506085A (ja) * | 2018-03-14 | 2021-02-18 | エルジー・ケム・リミテッド | 非晶質シリコン−炭素複合体、この製造方法及びこれを含むリチウム二次電池 |
CN113321215A (zh) * | 2021-07-06 | 2021-08-31 | 浙江中宁硅业有限公司 | 碳硅复合颗粒及其制备方法和制备装置 |
WO2024048288A1 (ja) * | 2022-09-01 | 2024-03-07 | Dic株式会社 | 負極活物質前駆体、負極活物質、二次電池および負極活物質の製造方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2020363440A1 (en) * | 2019-10-09 | 2022-05-19 | HPQ Nano Silicon Powders Inc. | Nano-Silicon particles/wire production by arc furnace for rechargeable batteries |
GB2592055A (en) * | 2020-02-14 | 2021-08-18 | Cenate As | Predominantly amorphous silicon particles and use thereof as active anode material in secondary lithium ion batteries |
CN111584846B (zh) * | 2020-05-21 | 2022-05-24 | 合肥国轩高科动力能源有限公司 | 一种类麻球结构的硅碳材料及其制备方法和应用 |
EP3965185A1 (en) * | 2020-09-02 | 2022-03-09 | Evonik Operations GmbH | High performance silicon-based materials for lithium ion battery anodes |
CN115548338A (zh) * | 2021-06-30 | 2022-12-30 | 贝特瑞新材料集团股份有限公司 | 负极材料及其制备方法、锂离子电池 |
CN113461016B (zh) * | 2021-06-30 | 2023-05-23 | 松山湖材料实验室 | 一种硅碳负极材料及其制备方法和应用 |
EP4234489A1 (en) | 2022-02-24 | 2023-08-30 | Cenate AS | Secondary and tertiary composite particles |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007188873A (ja) * | 2005-12-13 | 2007-07-26 | Mitsubishi Chemicals Corp | 非水電解液二次電池 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6593653B2 (en) * | 1999-09-30 | 2003-07-15 | Novellus Systems, Inc. | Low leakage current silicon carbonitride prepared using methane, ammonia and silane for copper diffusion barrier, etchstop and passivation applications |
WO2005029552A2 (en) * | 2003-09-17 | 2005-03-31 | Midwest Research Institute | Sn-c structures prepared by plasma-enhanced chemical vapor deposition |
JP4994634B2 (ja) * | 2004-11-11 | 2012-08-08 | パナソニック株式会社 | リチウムイオン二次電池用負極、その製造方法、およびそれを用いたリチウムイオン二次電池 |
FR2885734B1 (fr) * | 2005-05-13 | 2013-07-05 | Accumulateurs Fixes | Materiau nanocomposite pour anode d'accumulateur au lithium |
KR20120051719A (ko) * | 2009-07-31 | 2012-05-22 | 다우 코닝 도레이 캄파니 리미티드 | 전극활물질,전극 및 축전 디바이스 |
KR101147243B1 (ko) * | 2010-10-27 | 2012-05-18 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극 활물질 및 이를 포함하는 리튬 이차 전지 |
FR2975833B1 (fr) * | 2011-05-24 | 2013-06-28 | Ecole Polytech | Anodes de batteries li-ion |
FR2981643B1 (fr) * | 2011-10-25 | 2013-12-27 | Commissariat Energie Atomique | Procede de preparation d'un materiau composite silicium/carbone, materiau ainsi prepare, et electrode notamment electrode negative, comprenant ce materiau. |
CN103107315B (zh) * | 2011-11-10 | 2016-03-30 | 北京有色金属研究总院 | 一种纳米硅碳复合材料及其制备方法 |
CN104254490B (zh) | 2011-11-30 | 2016-12-21 | 上海交通大学 | 用作锂离子电池负极材料的介孔硅/碳复合材料以及其制备方法 |
CN103378368B (zh) | 2012-04-17 | 2016-06-15 | 万向电动汽车有限公司 | 一种硅负极锂离子电池及制造方法 |
CN103456926A (zh) * | 2012-05-31 | 2013-12-18 | 海洋王照明科技股份有限公司 | 硅-石墨烯复合材料、锂离子电池的制备方法 |
CN102683660B (zh) * | 2012-06-01 | 2015-03-25 | 中国东方电气集团有限公司 | 一种用于制备锂离子电池的炭硅复合负极材料的制备方法 |
KR101371555B1 (ko) * | 2012-10-24 | 2014-03-12 | 재단법인 포항산업과학연구원 | 리튬 이차전지 음극 활물질용 실리콘-탄소 복합 나노 분말의 제조방법 |
KR101630008B1 (ko) * | 2013-02-19 | 2016-06-13 | 주식회사 엘지화학 | Si/C 복합체, 이의 제조 방법, 및 이를 포함하는 리튬 이차 전지용 음극 활물질 |
US10230100B2 (en) * | 2013-02-22 | 2019-03-12 | Kabushiki Kaisha Toyota Jidoshokki | Negative-electrode active material, production process for the same and electric storage apparatus |
CN103170315A (zh) * | 2013-02-28 | 2013-06-26 | 北京化工大学常州先进材料研究院 | 一种用于废气处理的疏水蜂窝金属有机骨架及制备方法 |
CN103280581A (zh) * | 2013-05-20 | 2013-09-04 | 中国科学院过程工程研究所 | 一种锂离子电池负极材料及其制备方法 |
CN103455326A (zh) | 2013-08-02 | 2013-12-18 | 张妍娴 | 一种用于供应链的质量检验软件 |
KR20150065078A (ko) * | 2013-12-04 | 2015-06-12 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지 |
CN103700819B (zh) * | 2013-12-30 | 2016-04-06 | 合肥国轩高科动力能源有限公司 | 表面具有梯度变化包覆层的硅复合负极材料的制备方法 |
KR101761004B1 (ko) * | 2015-06-08 | 2017-07-25 | 오씨아이 주식회사 | 실리콘-탄소 복합체 제조용 조성물, 실리콘-탄소 복합체, 이를 포함하는 이차전지용 전극 및 실리콘-탄소 복합체 제조방법 |
EP3309873B1 (en) * | 2015-06-15 | 2020-05-27 | UNIST (Ulsan National Institute of Science and Technology) | Anode active material for lithium secondary battery, preparation method therefor, and lithium secondary battery containing same |
CN106058207A (zh) * | 2016-08-02 | 2016-10-26 | 中国科学技术大学 | 制备硅碳复合材料的方法、硅碳复合材料及用于锂离子电池的负极 |
-
2017
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2018
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007188873A (ja) * | 2005-12-13 | 2007-07-26 | Mitsubishi Chemicals Corp | 非水電解液二次電池 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021506085A (ja) * | 2018-03-14 | 2021-02-18 | エルジー・ケム・リミテッド | 非晶質シリコン−炭素複合体、この製造方法及びこれを含むリチウム二次電池 |
JP7062212B2 (ja) | 2018-03-14 | 2022-05-06 | エルジー エナジー ソリューション リミテッド | 非晶質シリコン-炭素複合体、この製造方法及びこれを含むリチウム二次電池 |
US11616233B2 (en) | 2018-03-14 | 2023-03-28 | Lg Energy Solution, Ltd. | Amorphous silicon-carbon composite, preparation method therefor, and lithium secondary battery comprising same |
CN113321215A (zh) * | 2021-07-06 | 2021-08-31 | 浙江中宁硅业有限公司 | 碳硅复合颗粒及其制备方法和制备装置 |
WO2024048288A1 (ja) * | 2022-09-01 | 2024-03-07 | Dic株式会社 | 負極活物質前駆体、負極活物質、二次電池および負極活物質の製造方法 |
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TWI771447B (zh) | 2022-07-21 |
CN109256534B (zh) | 2024-01-26 |
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JP7184552B2 (ja) | 2022-12-06 |
CN109256534A (zh) | 2019-01-22 |
US20190016601A1 (en) | 2019-01-17 |
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US11312633B2 (en) | 2022-04-26 |
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