JPWO2023021958A1 - - Google Patents
Info
- Publication number
- JPWO2023021958A1 JPWO2023021958A1 JP2022569471A JP2022569471A JPWO2023021958A1 JP WO2023021958 A1 JPWO2023021958 A1 JP WO2023021958A1 JP 2022569471 A JP2022569471 A JP 2022569471A JP 2022569471 A JP2022569471 A JP 2022569471A JP WO2023021958 A1 JPWO2023021958 A1 JP WO2023021958A1
- 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.)
- Granted
Links
Classifications
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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
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/21—After-treatment
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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
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
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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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- 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
- H01M4/366—Composites as layered products
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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
- H01M4/583—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
- H01M4/36—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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
-
- 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
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- 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
- C01P2006/12—Surface area
-
- 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
- C01P2006/14—Pore volume
-
- 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
- C01P2006/16—Pore diameter
-
- 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
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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)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Carbon And Carbon Compounds (AREA)
- Battery Electrode And Active Subsutance (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021132828 | 2021-08-17 | ||
| JP2021132828 | 2021-08-17 | ||
| PCT/JP2022/029174 WO2023021958A1 (ja) | 2021-08-17 | 2022-07-28 | 被覆球状化黒鉛、リチウムイオン二次電池用負極およびリチウムイオン二次電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2023021958A1 true JPWO2023021958A1 (https=) | 2023-02-23 |
| JP7309087B1 JP7309087B1 (ja) | 2023-07-14 |
| JPWO2023021958A5 JPWO2023021958A5 (https=) | 2023-07-26 |
Family
ID=85240620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022569471A Active JP7309087B1 (ja) | 2021-08-17 | 2022-07-28 | 被覆球状化黒鉛、リチウムイオン二次電池用負極およびリチウムイオン二次電池 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US11840452B2 (https=) |
| EP (1) | EP4212479A4 (https=) |
| JP (1) | JP7309087B1 (https=) |
| KR (1) | KR102618399B1 (https=) |
| CN (1) | CN116368635B (https=) |
| CA (2) | CA3234344C (https=) |
| TW (1) | TWI825921B (https=) |
| WO (1) | WO2023021958A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102691511B1 (ko) * | 2022-05-20 | 2024-08-05 | 주식회사 엘피엔 | 신규한 조립구상흑연의 제조방법, 이를 이용하여 제조된 조립구상흑연, 및 이를 음극활물질로 포함하는 이차전지 |
| EP4579770A4 (en) * | 2022-09-30 | 2025-09-10 | Ningde Amperex Technology Ltd | NEGATIVE ELECTRODE MATERIAL, RECHARGEABLE BATTERY AND ELECTRICAL APPLIANCE |
| EP4657532A3 (en) * | 2022-09-30 | 2026-02-18 | LG Energy Solution, Ltd. | Negative electrode and secondary battery |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8038977B2 (en) | 2008-02-06 | 2011-10-18 | Chuo Denki Kogyo Co., Ltd. | Carbon powder suitable as a negative electrode material for nonaqueous secondary batteries |
| JP5754098B2 (ja) | 2009-09-15 | 2015-07-22 | 三菱化学株式会社 | リチウムイオン二次電池用炭素材料 |
| EP2650955B1 (en) * | 2010-12-08 | 2015-11-04 | Nippon Coke & Engineering Co., Ltd. | Negative electrode material for lithium ion secondary batteries, and method for producing same |
| KR20140016925A (ko) * | 2011-03-30 | 2014-02-10 | 미쓰비시 가가꾸 가부시키가이샤 | 비수계 이차 전지용 흑연 입자 및 그 제조 방법, 부극 그리고 비수계 이차 전지 |
| CN103460459B (zh) * | 2011-03-30 | 2016-01-20 | 三菱化学株式会社 | 非水系二次电池用碳材料及负极、以及非水系二次电池 |
| JP6040022B2 (ja) * | 2012-03-02 | 2016-12-07 | Jfeケミカル株式会社 | リチウムイオン二次電池用負極材料、リチウムイオン二次電池用負極およびリチウムイオン二次電池 |
| ES2663004T3 (es) * | 2012-05-21 | 2018-04-10 | Imerys Graphite & Carbon Switzerland Ltd. | Partículas híbridas de carbón de superficie modificada, procedimientos para hacerlas y aplicaciones de las mismas |
| CN105050952A (zh) | 2013-03-26 | 2015-11-11 | 三菱化学株式会社 | 碳材料、使用该碳材料的非水系二次电池 |
| KR101343568B1 (ko) * | 2013-05-29 | 2013-12-20 | 주식회사 그라셀 | 고밀도 압축가공 팽창흑연 입자를 포함하는 복합흑연 방열재 및 그 제조 방법 |
| CN118572107A (zh) * | 2014-07-07 | 2024-08-30 | 三菱化学株式会社 | 碳材料、碳材料的制造方法、以及使用了碳材料的非水系二次电池 |
| KR101685832B1 (ko) * | 2014-07-29 | 2016-12-12 | 주식회사 엘지화학 | 흑연 2차 입자 및 이를 포함하는 리튬 이차전지 |
| JP6240586B2 (ja) * | 2014-10-28 | 2017-11-29 | Jfeケミカル株式会社 | リチウムイオン二次電池負極材料用黒鉛質粒子、リチウムイオン二次電池負極およびリチウムイオン二次電池 |
| JP6561790B2 (ja) * | 2014-11-19 | 2019-08-21 | 三菱ケミカル株式会社 | 非水系二次電池用炭素材及び非水系二次電池 |
| JP2017134937A (ja) | 2016-01-26 | 2017-08-03 | 東ソー株式会社 | リチウム二次電池用複合活物質およびその製造方法 |
| JP6757704B2 (ja) * | 2017-08-31 | 2020-09-23 | 日本カーボン株式会社 | リチウムイオンキャパシタ用負極活物質の製造方法 |
| KR102240777B1 (ko) * | 2018-12-19 | 2021-04-14 | 주식회사 포스코 | 리튬 이차전지용 음극 활물질의 제조방법 |
| KR102475986B1 (ko) | 2019-01-17 | 2022-12-09 | 주식회사 엘지에너지솔루션 | 이차전지용 음극 활물질, 이를 포함하는 음극 및 이의 제조방법 |
| WO2021066581A1 (ko) * | 2019-10-04 | 2021-04-08 | 주식회사 엘지화학 | 구형화된 카본계 음극활물질, 이의 제조방법, 이를 포함하는 음극 및 리튬 이차전지 |
| WO2021166812A1 (ja) | 2020-02-21 | 2021-08-26 | Jfeケミカル株式会社 | 球状化黒鉛、被覆球状化黒鉛、リチウムイオン二次電池用負極およびリチウム二次電池 |
| CN112499624B (zh) | 2020-11-30 | 2023-05-05 | 湖北亿纬动力有限公司 | 一种天然石墨的改性方法、改性天然石墨及应用 |
-
2022
- 2022-07-28 JP JP2022569471A patent/JP7309087B1/ja active Active
- 2022-07-28 US US18/030,097 patent/US11840452B2/en active Active
- 2022-07-28 WO PCT/JP2022/029174 patent/WO2023021958A1/ja not_active Ceased
- 2022-07-28 CA CA3234344A patent/CA3234344C/en active Active
- 2022-07-28 CN CN202280007046.9A patent/CN116368635B/zh active Active
- 2022-07-28 EP EP22858279.7A patent/EP4212479A4/en active Pending
- 2022-07-28 CA CA3229558A patent/CA3229558A1/en not_active Withdrawn
- 2022-07-28 KR KR1020237011485A patent/KR102618399B1/ko active Active
- 2022-08-16 TW TW111130741A patent/TWI825921B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| TWI825921B (zh) | 2023-12-11 |
| TW202313464A (zh) | 2023-04-01 |
| CA3229558A1 (en) | 2023-02-23 |
| CN116368635B (zh) | 2024-03-29 |
| KR102618399B1 (ko) | 2023-12-27 |
| EP4212479A1 (en) | 2023-07-19 |
| CN116368635A (zh) | 2023-06-30 |
| EP4212479A4 (en) | 2024-07-24 |
| CA3234344C (en) | 2025-06-10 |
| JP7309087B1 (ja) | 2023-07-14 |
| KR20230051609A (ko) | 2023-04-18 |
| WO2023021958A1 (ja) | 2023-02-23 |
| US11840452B2 (en) | 2023-12-12 |
| US20230286806A1 (en) | 2023-09-14 |
| CA3234344A1 (en) | 2023-02-23 |
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