JPWO2021217587A5 - - Google Patents
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- Publication number
- JPWO2021217587A5 JPWO2021217587A5 JP2022532654A JP2022532654A JPWO2021217587A5 JP WO2021217587 A5 JPWO2021217587 A5 JP WO2021217587A5 JP 2022532654 A JP2022532654 A JP 2022532654A JP 2022532654 A JP2022532654 A JP 2022532654A JP WO2021217587 A5 JPWO2021217587 A5 JP WO2021217587A5
- Authority
- JP
- Japan
- Prior art keywords
- negative electrode
- active material
- electrode active
- secondary battery
- film layer
- 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.)
- Granted
Links
- 239000007773 negative electrode material Substances 0.000 claims 31
- 238000009826 distribution Methods 0.000 claims 10
- 239000002245 particle Substances 0.000 claims 10
- 229910021383 artificial graphite Inorganic materials 0.000 claims 4
- 230000006835 compression Effects 0.000 claims 4
- 238000007906 compression Methods 0.000 claims 4
- 238000005087 graphitization Methods 0.000 claims 4
- 229910021382 natural graphite Inorganic materials 0.000 claims 4
- 239000011163 secondary particle Substances 0.000 claims 4
- 238000000034 method Methods 0.000 claims 3
- 239000007774 positive electrode material Substances 0.000 claims 3
- 150000001875 compounds Chemical class 0.000 claims 2
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 239000011164 primary particle Substances 0.000 claims 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims 1
- 229910019142 PO4 Inorganic materials 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 229910052796 boron Inorganic materials 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052744 lithium Inorganic materials 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims 1
- 239000010452 phosphate Substances 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- 229910052720 vanadium Inorganic materials 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
- 229910052726 zirconium Inorganic materials 0.000 claims 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/088301 WO2021217587A1 (zh) | 2020-04-30 | 2020-04-30 | 二次电池、其制备方法及含有该二次电池的装置 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2023503699A JP2023503699A (ja) | 2023-01-31 |
| JP2023503699A5 JP2023503699A5 (https=) | 2023-03-16 |
| JPWO2021217587A5 true JPWO2021217587A5 (https=) | 2023-03-16 |
| JP7595667B2 JP7595667B2 (ja) | 2024-12-06 |
Family
ID=78331635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022532654A Active JP7595667B2 (ja) | 2020-04-30 | 2020-04-30 | 二次電池、その作製方法及び当該二次電池を含む装置 |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US12027695B2 (https=) |
| EP (1) | EP3961769B1 (https=) |
| JP (1) | JP7595667B2 (https=) |
| KR (2) | KR102791824B1 (https=) |
| CN (1) | CN113875051B (https=) |
| ES (1) | ES2945476T3 (https=) |
| HU (1) | HUE061901T2 (https=) |
| PL (1) | PL3961769T3 (https=) |
| WO (1) | WO2021217587A1 (https=) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102705366B1 (ko) * | 2021-12-21 | 2024-09-11 | 주식회사 엘지에너지솔루션 | 음극 및 이를 포함하는 이차전지 |
| CN114373927B (zh) * | 2021-12-30 | 2024-11-22 | 珠海冠宇电池股份有限公司 | 一种负极材料及包括该负极材料的负极极片 |
| KR20230126262A (ko) * | 2022-02-21 | 2023-08-30 | 에스케이온 주식회사 | 음극 및 상기 음극을 포함하는 이차전지 |
| CN115832182A (zh) * | 2022-04-24 | 2023-03-21 | 宁德时代新能源科技股份有限公司 | 正极片及其制备方法、电极组件、电池单体、电池和用电设备 |
| CN115832212B (zh) * | 2022-05-18 | 2025-02-18 | 宁德时代新能源科技股份有限公司 | 负极极片及包含其的二次电池、电池模块、电池包、用电装置 |
| US20230387388A1 (en) * | 2022-05-24 | 2023-11-30 | Rivian Ip Holdings, Llc | Stable protective oxide coatings for anodes in solid-state batteries |
| CN117561618B (zh) * | 2022-05-26 | 2026-03-24 | 宁德时代新能源科技股份有限公司 | 负极极片及其制备方法、二次电池、电池模块、电池包及用电装置 |
| CN115832185B (zh) * | 2022-07-11 | 2024-09-24 | 宁德时代新能源科技股份有限公司 | 二次电池及用电装置 |
| WO2024011539A1 (zh) * | 2022-07-14 | 2024-01-18 | 宁德时代新能源科技股份有限公司 | 负极极片、二次电池、电池模块、电池包和用电装置 |
| CN118077072B (zh) * | 2022-07-14 | 2026-02-03 | 宁德时代新能源科技股份有限公司 | 负极极片、二次电池、电池模块、电池包和用电装置 |
| WO2024020985A1 (zh) * | 2022-07-29 | 2024-02-01 | 宁德时代新能源科技股份有限公司 | 电极极片、二次电池及用电装置 |
| CN115472777B (zh) * | 2022-08-26 | 2025-08-08 | 欣旺达动力科技股份有限公司 | 负极极片、二次电池及用电设备 |
| CN115440930B (zh) * | 2022-08-26 | 2025-09-12 | 欣旺达动力科技股份有限公司 | 负极极片、二次电池及用电设备 |
| CN115249793A (zh) * | 2022-08-31 | 2022-10-28 | 欣旺达电动汽车电池有限公司 | 负极极片、二次电池和用电设备 |
| CN115621415A (zh) * | 2022-09-28 | 2023-01-17 | 惠州市豪鹏科技有限公司 | 一种负极片及其电池 |
| CN118541822A (zh) * | 2022-10-21 | 2024-08-23 | 宁德时代新能源科技股份有限公司 | 二次电池、用电装置和制备方法 |
| CN119053954A (zh) * | 2022-11-25 | 2024-11-29 | 宁德时代新能源科技股份有限公司 | 二次电池及用电装置 |
| CN119032433A (zh) * | 2022-11-25 | 2024-11-26 | 宁德时代新能源科技股份有限公司 | 二次电池及用电装置 |
| EP4517859A4 (en) * | 2022-11-25 | 2025-12-03 | Contemporary Amperex Technology Hong Kong Ltd | Secondary battery and electrical apparatus |
| EP4611056A4 (en) | 2023-01-03 | 2026-04-15 | Contemporary Amperex Technology Hong Kong Ltd | NEGATIVE ELECTRODE SHEET AND ELECTRODE ASSEMBLY INCLUDING IT, BATTERY ELEMENT, BATTERY AND ELECTRICAL DEVICE |
| USD1060218S1 (en) * | 2023-03-03 | 2025-02-04 | Contemporary Amperex Technology Co., Limited | Battery |
| CN118630152B (zh) * | 2023-03-09 | 2026-01-13 | 宁德时代新能源科技股份有限公司 | 负极活性材料及其制备方法、负极极片、二次电池和用电装置 |
| CN118645586A (zh) * | 2023-03-13 | 2024-09-13 | 宁德时代新能源科技股份有限公司 | 正极极片、电池和用电装置 |
| JP2026506141A (ja) * | 2023-04-07 | 2026-02-20 | 寧徳時代新能源科技股▲分▼有限公司 | 二次電池及び電気装置 |
| KR102861804B1 (ko) | 2023-06-09 | 2025-09-19 | 주식회사 엘지에너지솔루션 | 리튬 이차 전지 |
| US12244012B2 (en) | 2023-06-09 | 2025-03-04 | Lg Energy Solution, Ltd. | Lithium secondary battery |
| CN116598421B (zh) * | 2023-07-18 | 2023-10-10 | 江苏正力新能电池技术有限公司 | 一种正极极片及锂离子电池 |
| CN116598420B (zh) * | 2023-07-18 | 2024-05-14 | 宁德时代新能源科技股份有限公司 | 负极极片、制备方法及相应的二次电池、用电装置 |
| CN120073033A (zh) * | 2023-11-30 | 2025-05-30 | 宁德时代新能源科技股份有限公司 | 一种二次电池及用电装置 |
| CN119833580B (zh) * | 2023-11-30 | 2025-09-02 | 宁德时代新能源科技股份有限公司 | 负极活性材料、负极极片、电池和用电装置 |
| CN120613358A (zh) * | 2024-03-07 | 2025-09-09 | 宁德时代新能源科技股份有限公司 | 负极片、电池及用电装置 |
| CN121662743A (zh) * | 2024-03-22 | 2026-03-13 | 宁德时代新能源科技股份有限公司 | 二次电池和用电装置 |
| WO2026050899A1 (zh) * | 2024-09-03 | 2026-03-12 | 宁德时代新能源科技股份有限公司 | 电池单体、电池装置及用电装置 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5051988B2 (ja) * | 2005-07-29 | 2012-10-17 | 三洋電機株式会社 | 電極の製造方法、その製造方法に用いる電極の製造装置、及び当該電極の製造方法により製造された電極を用いた電池 |
| JP5143437B2 (ja) | 2007-01-30 | 2013-02-13 | 日本カーボン株式会社 | リチウムイオン二次電池用負極活物質の製造方法、負極活物質及び負極 |
| KR101560471B1 (ko) * | 2013-01-25 | 2015-10-15 | 주식회사 엘지화학 | 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지 |
| KR101685832B1 (ko) * | 2014-07-29 | 2016-12-12 | 주식회사 엘지화학 | 흑연 2차 입자 및 이를 포함하는 리튬 이차전지 |
| CN104810508B (zh) * | 2015-03-30 | 2018-05-22 | 深圳市金润能源材料有限公司 | 电池负极材料及其制作方法 |
| KR102088491B1 (ko) * | 2015-12-23 | 2020-03-13 | 주식회사 엘지화학 | 리튬 이차전지용 음극활물질 및 이를 포함하는 리튬 이차전지용 음극 |
| KR101966774B1 (ko) * | 2016-03-29 | 2019-04-08 | 주식회사 엘지화학 | 이차전지용 음극, 이의 제조방법 및 이를 포함하는 이차전지 |
| KR101995373B1 (ko) | 2016-07-04 | 2019-09-24 | 주식회사 엘지화학 | 이차 전지용 음극 |
| CN106058154A (zh) * | 2016-08-01 | 2016-10-26 | 东莞新能源科技有限公司 | 一种负极极片，其制备方法及使用该负极的锂离子电池 |
| KR101986626B1 (ko) * | 2016-08-26 | 2019-09-30 | 주식회사 엘지화학 | 리튬 이차전지용 음극 및 이를 포함하는 리튬 이차전지 |
| CN107871854A (zh) * | 2016-09-27 | 2018-04-03 | 宁波杉杉新材料科技有限公司 | 一种锂离子电池石墨负极材料二次颗粒的制备方法 |
| KR101966144B1 (ko) * | 2016-09-29 | 2019-04-05 | 주식회사 엘지화학 | 천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지 |
| KR20190019430A (ko) * | 2017-08-17 | 2019-02-27 | 주식회사 포스코 | 리튬 이차 전지용 음극 활물질의 제조 방법, 및 이를 포함하는 리튬 이차 전지 |
| EP3584861B1 (en) * | 2017-09-15 | 2023-06-07 | LG Energy Solution, Ltd. | Negative electrode for lithium secondary battery, and lithium secondary battery including same |
| JP2019164967A (ja) * | 2018-03-20 | 2019-09-26 | Tdk株式会社 | 負極活物質、負極およびリチウムイオン二次電池 |
| KR102272820B1 (ko) * | 2018-04-17 | 2021-07-05 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지 |
| CN108807848B (zh) * | 2018-05-11 | 2019-10-08 | 宁德时代新能源科技股份有限公司 | 负极极片及含有它的二次电池 |
| CN108807849B (zh) * | 2018-05-16 | 2019-11-15 | 宁德时代新能源科技股份有限公司 | 负极极片及含有它的二次电池 |
| JP7145672B2 (ja) * | 2018-07-20 | 2022-10-03 | 三洋化成工業株式会社 | リチウムイオン電池 |
| CN109286020B (zh) * | 2018-08-21 | 2021-03-30 | 宁德时代新能源科技股份有限公司 | 负极极片及二次电池 |
| KR102826515B1 (ko) * | 2018-10-02 | 2025-06-27 | 주식회사 엘지에너지솔루션 | 실리콘계 화합물을 포함하는 다층 구조 음극 및 이를 포함하는 리튬 이차전지 |
| CN110148708B (zh) * | 2019-05-30 | 2021-05-11 | 珠海冠宇电池股份有限公司 | 一种负极片及锂离子电池 |
| CN110660965B (zh) * | 2019-08-29 | 2021-12-17 | 孚能科技(赣州)股份有限公司 | 负极片及其制备方法和锂离子电池及其制备方法和应用 |
| CN111082129B (zh) * | 2019-12-24 | 2021-01-12 | 东莞新能源科技有限公司 | 电化学装置和电子装置 |
-
2020
- 2020-04-30 JP JP2022532654A patent/JP7595667B2/ja active Active
- 2020-04-30 ES ES20933502T patent/ES2945476T3/es active Active
- 2020-04-30 CN CN202080006126.3A patent/CN113875051B/zh active Active
- 2020-04-30 EP EP20933502.5A patent/EP3961769B1/en active Active
- 2020-04-30 KR KR1020247016253A patent/KR102791824B1/ko active Active
- 2020-04-30 WO PCT/CN2020/088301 patent/WO2021217587A1/zh not_active Ceased
- 2020-04-30 KR KR1020227018612A patent/KR20220095221A/ko not_active Ceased
- 2020-04-30 PL PL20933502.5T patent/PL3961769T3/pl unknown
- 2020-04-30 HU HUE20933502A patent/HUE061901T2/hu unknown
-
2021
- 2021-12-31 US US17/566,713 patent/US12027695B2/en active Active
-
2024
- 2024-05-21 US US18/669,551 patent/US12300810B2/en active Active
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