JPWO2023042864A1 - - Google Patents
Info
- Publication number
- JPWO2023042864A1 JPWO2023042864A1 JP2023548491A JP2023548491A JPWO2023042864A1 JP WO2023042864 A1 JPWO2023042864 A1 JP WO2023042864A1 JP 2023548491 A JP2023548491 A JP 2023548491A JP 2023548491 A JP2023548491 A JP 2023548491A JP WO2023042864 A1 JPWO2023042864 A1 JP WO2023042864A1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
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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
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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
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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
- C01B33/20—Silicates
- C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
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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
- C01B33/20—Silicates
- C01B33/32—Alkali metal silicates
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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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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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
- H01M4/13—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
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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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- 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
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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
- H01M4/38—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
- 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
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
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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
- H01M4/58—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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- 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
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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
- 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
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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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Composite Materials (AREA)
- Battery Electrode And Active Subsutance (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021152568 | 2021-09-17 | ||
| PCT/JP2022/034462 WO2023042864A1 (ja) | 2021-09-17 | 2022-09-14 | 二次電池用負極活物質および二次電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2023042864A1 true JPWO2023042864A1 (https=) | 2023-03-23 |
| JPWO2023042864A5 JPWO2023042864A5 (https=) | 2025-09-09 |
Family
ID=85602943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023548491A Pending JPWO2023042864A1 (https=) | 2021-09-17 | 2022-09-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20240413327A1 (https=) |
| EP (1) | EP4404301A4 (https=) |
| JP (1) | JPWO2023042864A1 (https=) |
| CN (1) | CN117981113A (https=) |
| WO (1) | WO2023042864A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4583208A4 (en) * | 2023-02-28 | 2026-03-04 | Contemporary Amperex Technology Hong Kong Ltd | Negative electrodeactivatable material based on silicon, secondary battery and electrical device |
| WO2026079470A1 (ja) * | 2024-10-10 | 2026-04-16 | パナソニックエナジー株式会社 | 負極活物質および二次電池 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017091978A (ja) * | 2015-11-17 | 2017-05-25 | 信越化学工業株式会社 | 負極活物質、混合負極活物質材料、非水電解質二次電池用負極、リチウムイオン二次電池、及び負極活物質の製造方法 |
| JP2018152250A (ja) * | 2017-03-13 | 2018-09-27 | 信越化学工業株式会社 | 負極材及びその負極材の製造方法、並びに混合負極材 |
| WO2019130787A1 (ja) * | 2017-12-28 | 2019-07-04 | パナソニックＩｐマネジメント株式会社 | 非水電解質二次電池用負極活物質 |
| US20210111395A1 (en) * | 2018-01-31 | 2021-04-15 | Lg Chem, Ltd. | Negative electrode active material, negative electrode including the same and lithium secondary battery including the same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5870129B2 (ja) | 2014-02-12 | 2016-02-24 | 株式会社大阪チタニウムテクノロジーズ | リチウムイオン二次電池の負極用粉末、およびその製造方法 |
| US20230083229A1 (en) * | 2020-01-31 | 2023-03-16 | Panasonic Intellectual Property Management Co., Ltd. | Negative electrode active substance for secondary battery, method for producing same, and secondary battery |
-
2022
- 2022-09-14 WO PCT/JP2022/034462 patent/WO2023042864A1/ja not_active Ceased
- 2022-09-14 CN CN202280062334.4A patent/CN117981113A/zh active Pending
- 2022-09-14 JP JP2023548491A patent/JPWO2023042864A1/ja active Pending
- 2022-09-14 US US18/690,536 patent/US20240413327A1/en active Pending
- 2022-09-14 EP EP22870011.8A patent/EP4404301A4/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017091978A (ja) * | 2015-11-17 | 2017-05-25 | 信越化学工業株式会社 | 負極活物質、混合負極活物質材料、非水電解質二次電池用負極、リチウムイオン二次電池、及び負極活物質の製造方法 |
| JP2018152250A (ja) * | 2017-03-13 | 2018-09-27 | 信越化学工業株式会社 | 負極材及びその負極材の製造方法、並びに混合負極材 |
| WO2019130787A1 (ja) * | 2017-12-28 | 2019-07-04 | パナソニックＩｐマネジメント株式会社 | 非水電解質二次電池用負極活物質 |
| US20210111395A1 (en) * | 2018-01-31 | 2021-04-15 | Lg Chem, Ltd. | Negative electrode active material, negative electrode including the same and lithium secondary battery including the same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023042864A1 (ja) | 2023-03-23 |
| CN117981113A (zh) | 2024-05-03 |
| EP4404301A1 (en) | 2024-07-24 |
| EP4404301A4 (en) | 2025-04-30 |
| US20240413327A1 (en) | 2024-12-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
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| A621 | Written request for application examination |
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