JP7191410B1 - ナノシリコンの製造方法 - Google Patents

ナノシリコンの製造方法 Download PDF

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Publication number
JP7191410B1
JP7191410B1 JP2021152868A JP2021152868A JP7191410B1 JP 7191410 B1 JP7191410 B1 JP 7191410B1 JP 2021152868 A JP2021152868 A JP 2021152868A JP 2021152868 A JP2021152868 A JP 2021152868A JP 7191410 B1 JP7191410 B1 JP 7191410B1
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Prior art keywords
aluminosilicate
acid
treatment
reduction
silicon
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JP2021152868A
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English (en)
Japanese (ja)
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JP2023044813A (ja
Inventor
正人 片山
智直 梅原
昂平 吉田
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Fimatec Ltd
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Fimatec Ltd
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Priority to JP2021152868A priority Critical patent/JP7191410B1/ja
Priority to US18/247,305 priority patent/US20230406715A1/en
Priority to CN202280006654.8A priority patent/CN116508173B/zh
Priority to JP2023516581A priority patent/JPWO2023048167A1/ja
Priority to KR1020237011251A priority patent/KR20230058513A/ko
Priority to PCT/JP2022/035121 priority patent/WO2023048167A1/ja
Application granted granted Critical
Publication of JP7191410B1 publication Critical patent/JP7191410B1/ja
Publication of JP2023044813A publication Critical patent/JP2023044813A/ja
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C01B33/023—Preparation by reduction of silica or free silica-containing material
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/74—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by peak-intensities or a ratio thereof only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Silicon Compounds (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2021152868A 2021-09-21 2021-09-21 ナノシリコンの製造方法 Active JP7191410B1 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2021152868A JP7191410B1 (ja) 2021-09-21 2021-09-21 ナノシリコンの製造方法
US18/247,305 US20230406715A1 (en) 2021-09-21 2022-09-21 Method for producing nano-silicon, negative electrode active material for lithium-ion batteries, negative electrode for lithium-ion batteries, and lithium-ion battery
CN202280006654.8A CN116508173B (zh) 2021-09-21 2022-09-21 纳米硅的制造方法、锂离子电池用负极活性物质、锂离子电池用负极及锂离子电池
JP2023516581A JPWO2023048167A1 (https=) 2021-09-21 2022-09-21
KR1020237011251A KR20230058513A (ko) 2021-09-21 2022-09-21 나노 실리콘의 제조 방법과, 리튬 이온 전지용 음극 활물질, 리튬 이온 전지용 음극, 및 리튬 이온 전지
PCT/JP2022/035121 WO2023048167A1 (ja) 2021-09-21 2022-09-21 ナノシリコンの製造方法と、リチウムイオン電池用負極活物質、リチウムイオン電池用負極、及びリチウムイオン電池

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021152868A JP7191410B1 (ja) 2021-09-21 2021-09-21 ナノシリコンの製造方法

Publications (2)

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JP7191410B1 true JP7191410B1 (ja) 2022-12-19
JP2023044813A JP2023044813A (ja) 2023-04-03

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JP2023516581A Pending JPWO2023048167A1 (https=) 2021-09-21 2022-09-21

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US (1) US20230406715A1 (https=)
JP (2) JP7191410B1 (https=)
KR (1) KR20230058513A (https=)
CN (1) CN116508173B (https=)
WO (1) WO2023048167A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240018006A1 (en) * 2022-07-13 2024-01-18 Uchicago Argonne, Llc Method For Producing Porous Nanocrystalline Silicon
JP7656761B1 (ja) * 2024-08-20 2025-04-03 Ｊｆｅミネラル株式会社 粉末および粉末の製造方法
JP7656762B1 (ja) * 2024-08-20 2025-04-03 Ｊｆｅミネラル株式会社 アルミノシリケート顆粒、粉末

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014102219A1 (en) 2012-12-24 2014-07-03 Solvay Sa Silicon nanosheet and preparing method of the same
JP2016506029A (ja) 2013-10-31 2016-02-25 エルジー・ケム・リミテッド リチウム二次電池用負極活物質及びその製造方法
CN105905908A (zh) 2016-04-20 2016-08-31 中南大学 一种基于埃洛石原料制备纳米硅的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007242630A (ja) * 2007-05-14 2007-09-20 Mitsubishi Chemicals Corp 非水系二次電池
CN106414326B (zh) * 2014-05-29 2019-08-09 株式会社丰田自动织机 纳米硅材料及其制造方法和二次电池的负极

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014102219A1 (en) 2012-12-24 2014-07-03 Solvay Sa Silicon nanosheet and preparing method of the same
JP2016506029A (ja) 2013-10-31 2016-02-25 エルジー・ケム・リミテッド リチウム二次電池用負極活物質及びその製造方法
CN105905908A (zh) 2016-04-20 2016-08-31 中南大学 一种基于埃洛石原料制备纳米硅的方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
X. ZHOU et. al.，Synthesis of nano-sized silicon from natural halloysite clay and its high performance as anode for lithium-ion batteries，Journal of Power Sources，2016年08月30日，Vol.324，p.33-40

Also Published As

Publication number Publication date
CN116508173B (zh) 2024-12-24
JP2023044813A (ja) 2023-04-03
JPWO2023048167A1 (https=) 2023-03-30
US20230406715A1 (en) 2023-12-21
CN116508173A (zh) 2023-07-28
KR20230058513A (ko) 2023-05-03
WO2023048167A1 (ja) 2023-03-30

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