TW202410513A - 二次電池用複合活性物質及二次電池 - Google Patents
二次電池用複合活性物質及二次電池 Download PDFInfo
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- TW202410513A TW202410513A TW112107823A TW112107823A TW202410513A TW 202410513 A TW202410513 A TW 202410513A TW 112107823 A TW112107823 A TW 112107823A TW 112107823 A TW112107823 A TW 112107823A TW 202410513 A TW202410513 A TW 202410513A
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- active material
- silicon
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- secondary battery
- silicon particles
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- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 24
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 17
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Classifications
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- C—CHEMISTRY; METALLURGY
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- C01B32/00—Carbon; Compounds thereof
- C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
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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
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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
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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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
- H01M4/364—Composites as mixtures
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- 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
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- 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
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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- 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
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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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- 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
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- 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)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Composite Materials (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
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- Silicates, Zeolites, And Molecular Sieves (AREA)
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| JP2021173871 | 2021-10-25 | ||
| WOPCT/JP2022/031974 | 2022-08-25 | ||
| PCT/JP2022/031974 WO2023074099A1 (ja) | 2021-10-25 | 2022-08-25 | 二次電池用複合活物質および二次電池 |
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| CN119764340B (zh) * | 2024-11-18 | 2026-02-03 | 江苏正力新能电池技术股份有限公司 | 负极片及其制备方法和电池 |
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| JP4533822B2 (ja) | 2005-08-24 | 2010-09-01 | 株式会社東芝 | 非水電解質電池および負極活物質 |
| US20160049639A1 (en) | 2013-03-22 | 2016-02-18 | Sanyo Electric Co., Ltd. | Nonaqueous electrolyte secondary battery |
| JP6430489B2 (ja) * | 2014-03-24 | 2018-11-28 | 株式会社東芝 | 非水電解質電池用負極活物質、非水電解質二次電池用負極、非水電解質二次電池及び電池パック |
| JP6797739B2 (ja) | 2016-09-30 | 2020-12-09 | 信越化学工業株式会社 | 負極活物質、混合負極活物質材料、及び負極活物質の製造方法 |
| KR101960855B1 (ko) | 2017-03-20 | 2019-03-21 | 대주전자재료 주식회사 | 리튬 이차전지 음극재용 실리콘 복합산화물 및 이의 제조방법 |
| JP2019043821A (ja) | 2017-09-06 | 2019-03-22 | パナソニックＩｐマネジメント株式会社 | 微粒子、微粒子の製造方法、及びリチウムイオン二次電池 |
| KR102250897B1 (ko) | 2018-01-30 | 2021-05-10 | 주식회사 엘지화학 | 리튬 이차전지용 음극 활물질, 이를 포함하는 음극 및 상기 음극을 포함하는 리튬 이온 이차 전지 |
| HUE070891T2 (hu) | 2018-01-31 | 2025-07-28 | Lg Energy Solution Ltd | Negatív elektróda aktív anyag, az azt tartalmazó negatív elektróda és az azt tartalmazó lítium szekunder akkumulátor |
| JP2019202914A (ja) | 2018-05-23 | 2019-11-28 | 株式会社豊田自動織機 | リチウムドープ層状シリコンの製造方法 |
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| JP7586255B2 (ja) | 2024-11-19 |
| KR20240087834A (ko) | 2024-06-19 |
| JPWO2023074099A1 (https=) | 2023-05-04 |
| JP2023175812A (ja) | 2023-12-12 |
| EP4425609A4 (en) | 2025-04-23 |
| CN117957672A (zh) | 2024-04-30 |
| JP7364125B2 (ja) | 2023-10-18 |
| WO2023074099A1 (ja) | 2023-05-04 |
| US20250038172A1 (en) | 2025-01-30 |
| EP4425609A1 (en) | 2024-09-04 |
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