GB2584615C - Electroactive materials for metal-ion batteries - Google Patents

Electroactive materials for metal-ion batteries Download PDF

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Publication number
GB2584615C
GB2584615C GB1907117.4A GB201907117A GB2584615C GB 2584615 C GB2584615 C GB 2584615C GB 201907117 A GB201907117 A GB 201907117A GB 2584615 C GB2584615 C GB 2584615C
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GB
United Kingdom
Prior art keywords
metal
ion batteries
electroactive materials
electroactive
materials
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1907117.4A
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English (en)
Other versions
GB2584615A (en
GB201907117D0 (en
GB2584615B (en
Inventor
A Mason Charles
Michael Friend Christopher
James Macklin William
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nexeon Ltd
Original Assignee
Nexeon Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nexeon Ltd filed Critical Nexeon Ltd
Priority to GB1907117.4A priority Critical patent/GB2584615C/en
Publication of GB201907117D0 publication Critical patent/GB201907117D0/en
Priority to GBGB1912991.5A priority patent/GB201912991D0/en
Priority to GBGB1912992.3A priority patent/GB201912992D0/en
Priority to GBGB1912993.1A priority patent/GB201912993D0/en
Priority to KR1020217037567A priority patent/KR102632717B1/ko
Priority to CN202410858337.XA priority patent/CN118610444A/zh
Priority to CN202410858314.9A priority patent/CN118645610A/zh
Priority to JP2021568724A priority patent/JP7447150B2/ja
Priority to CN202410858319.1A priority patent/CN118645611A/zh
Priority to US17/612,751 priority patent/US12327863B2/en
Priority to CN202080034486.4A priority patent/CN113795945B/zh
Priority to KR1020247003408A priority patent/KR20240019386A/ko
Priority to EP20729153.5A priority patent/EP3837729B1/en
Priority to CN202410858330.8A priority patent/CN118763212A/zh
Priority to PCT/GB2020/051227 priority patent/WO2020234586A1/en
Publication of GB2584615A publication Critical patent/GB2584615A/en
Application granted granted Critical
Publication of GB2584615B publication Critical patent/GB2584615B/en
Publication of GB2584615C publication Critical patent/GB2584615C/en
Priority to JP2024028766A priority patent/JP7702516B2/ja
Priority to US19/217,233 priority patent/US20260100351A1/en
Priority to JP2025105435A priority patent/JP2025148366A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • H01M4/362—Composites
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/134—Electrodes based on metals, Si 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1395—Processes of manufacture of electrodes based on metals, Si 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
    • H01M4/362—Composites
    • H01M4/364—Composites as mixtures
    • 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
    • H01M4/387—Tin or alloys based on tin
    • 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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/56—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead
    • 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
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
    • 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
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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
    • 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
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/626—Metals
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Silicon Compounds (AREA)
GB1907117.4A 2018-11-08 2019-05-20 Electroactive materials for metal-ion batteries Active GB2584615C (en)

Priority Applications (18)

Application Number Priority Date Filing Date Title
GB1907117.4A GB2584615C (en) 2019-05-20 2019-05-20 Electroactive materials for metal-ion batteries
GBGB1912991.5A GB201912991D0 (en) 2018-12-19 2019-09-09 Electroactive materials for metal-ion batteries
GBGB1912992.3A GB201912992D0 (en) 2018-11-08 2019-09-09 Electroactive materials for metal-ion batteries
GBGB1912993.1A GB201912993D0 (en) 2018-11-08 2019-09-09 Electroactive materials for metal-ion batteries
CN202080034486.4A CN113795945B (zh) 2019-05-20 2020-05-20 用于金属离子电池的电活性材料
CN202410858330.8A CN118763212A (zh) 2019-05-20 2020-05-20 用于金属离子电池的电活性材料
CN202410858314.9A CN118645610A (zh) 2019-05-20 2020-05-20 用于金属离子电池的电活性材料
JP2021568724A JP7447150B2 (ja) 2019-05-20 2020-05-20 金属イオン電池用電気活性材料
CN202410858319.1A CN118645611A (zh) 2019-05-20 2020-05-20 用于金属离子电池的电活性材料
US17/612,751 US12327863B2 (en) 2019-05-20 2020-05-20 Electroactive materials for metal-ion batteries
KR1020217037567A KR102632717B1 (ko) 2019-05-20 2020-05-20 금속-이온 배터리용 전기활성 물질
KR1020247003408A KR20240019386A (ko) 2019-05-20 2020-05-20 금속-이온 배터리용 전기활성 물질
EP20729153.5A EP3837729B1 (en) 2019-05-20 2020-05-20 Electroactive materials for metal-ion batteries
CN202410858337.XA CN118610444A (zh) 2019-05-20 2020-05-20 用于金属离子电池的电活性材料
PCT/GB2020/051227 WO2020234586A1 (en) 2019-05-20 2020-05-20 Electroactive materials for metal-ion batteries
JP2024028766A JP7702516B2 (ja) 2019-05-20 2024-02-28 金属イオン電池用電気活性材料
US19/217,233 US20260100351A1 (en) 2019-05-20 2025-05-23 Electroactive materials for metal-ion batteries
JP2025105435A JP2025148366A (ja) 2019-05-20 2025-06-23 金属イオン電池用電気活性材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1907117.4A GB2584615C (en) 2019-05-20 2019-05-20 Electroactive materials for metal-ion batteries

Publications (4)

Publication Number Publication Date
GB201907117D0 GB201907117D0 (en) 2019-07-03
GB2584615A GB2584615A (en) 2020-12-16
GB2584615B GB2584615B (en) 2023-03-29
GB2584615C true GB2584615C (en) 2023-10-25

Family

ID=67385292

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1907117.4A Active GB2584615C (en) 2018-11-08 2019-05-20 Electroactive materials for metal-ion batteries

Country Status (7)

Country Link
US (2) US12327863B2 (https=)
EP (1) EP3837729B1 (https=)
JP (3) JP7447150B2 (https=)
KR (2) KR102632717B1 (https=)
CN (5) CN113795945B (https=)
GB (1) GB2584615C (https=)
WO (1) WO2020234586A1 (https=)

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EP4512791A3 (en) * 2015-08-28 2025-09-03 Group14 Technologies, Inc. Novel materials with extremely durable intercalation of lithium and manufacturing methods thereof
JP7376360B2 (ja) 2017-03-09 2023-11-08 グループ１４・テクノロジーズ・インコーポレイテッド 多孔質足場材料の上のケイ素含有前駆体の分解
JP7472972B2 (ja) 2020-05-28 2024-04-23 株式会社レゾナック リチウムイオン二次電池用負極材およびその用途
CN115668545A (zh) * 2020-05-28 2023-01-31 昭和电工株式会社 复合体粒子、负极活性物质和锂离子二次电池
CN115668539A (zh) 2020-05-28 2023-01-31 昭和电工株式会社 复合粒子、负极材料和锂离子二次电池
CA3191017A1 (en) 2020-08-10 2022-02-17 Group14 Technologies, Inc. Vibro-thermally assisted chemical vapor infiltration
US11639292B2 (en) 2020-08-18 2023-05-02 Group14 Technologies, Inc. Particulate composite materials
KR102640784B1 (ko) 2020-08-18 2024-02-28 그룹14 테크놀로지스, 인코포레이티드 규소-탄소 복합체 재료의 제조
JP7797481B2 (ja) * 2020-08-18 2026-01-13 グループ１４・テクノロジーズ・インコーポレイテッド 非常に低いｚを含むシリコン－カーボン複合体
US11335903B2 (en) 2020-08-18 2022-05-17 Group14 Technologies, Inc. Highly efficient manufacturing of silicon-carbon composites materials comprising ultra low z
CN119797370A (zh) 2020-09-30 2025-04-11 14集团技术公司 控制硅-碳复合材料的氧含量和反应性的钝化方法
JPWO2022250169A1 (https=) * 2021-05-28 2022-12-01
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GB2616590B (en) * 2021-10-21 2024-05-15 Nexeon Ltd Electroactive materials for metal-ion batteries
WO2023099002A1 (de) * 2021-12-02 2023-06-08 Wacker Chemie Ag Verfahren zur herstellung von silicium enthaltenden materialien
JP7815424B2 (ja) * 2021-12-20 2026-02-17 ワッカー ケミー アクチエンゲゼルシャフト 撹拌タンク反応器内でケイ素含有材料を製造するプロセス
CN116344807A (zh) * 2021-12-22 2023-06-27 溧阳天目先导电池材料科技有限公司 二次锂离子电池用复合材料及制备方法和应用
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CN117790701A (zh) * 2022-09-22 2024-03-29 贝特瑞新材料集团股份有限公司 复合负极材料及其制备方法和应用
CN115498164B (zh) * 2022-10-09 2025-08-26 广汽埃安新能源汽车股份有限公司 负极材料、负极浆料、负极片及制备方法和锂离子电池
WO2024144203A1 (ko) * 2022-12-26 2024-07-04 한화솔루션(주) 탄소-규소 복합 입자 및 이의 제조 방법
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