CN112397686A - 负极、锂离子二次电池及其制备方法 - Google Patents
负极、锂离子二次电池及其制备方法 Download PDFInfo
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- CN112397686A CN112397686A CN202011271006.4A CN202011271006A CN112397686A CN 112397686 A CN112397686 A CN 112397686A CN 202011271006 A CN202011271006 A CN 202011271006A CN 112397686 A CN112397686 A CN 112397686A
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- negative electrode
- lithium
- conductive
- active material
- ion secondary
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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
- H01M4/134—Electrodes based on metals, Si 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
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
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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
- H01M4/381—Alkaline or alkaline earth metals elements
- H01M4/382—Lithium
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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
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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
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
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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
Abstract
Description
样品 | 循环圈数 | 容量保持率(%) |
第四实施例 | 20 | 98.41 |
第五实施例 | 20 | 98.55 |
第六实施例 | 20 | 99.22 |
Claims (18)
Priority Applications (1)
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CN202011271006.4A CN112397686A (zh) | 2020-11-13 | 2020-11-13 | 负极、锂离子二次电池及其制备方法 |
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CN202011271006.4A CN112397686A (zh) | 2020-11-13 | 2020-11-13 | 负极、锂离子二次电池及其制备方法 |
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CN112397686A true CN112397686A (zh) | 2021-02-23 |
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CN202011271006.4A Pending CN112397686A (zh) | 2020-11-13 | 2020-11-13 | 负极、锂离子二次电池及其制备方法 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112968148A (zh) * | 2021-03-29 | 2021-06-15 | 欣旺达电动汽车电池有限公司 | 一种锂离子电池负极片和锂离子电池 |
CN113921757A (zh) * | 2021-09-29 | 2022-01-11 | 东莞新能安科技有限公司 | 一种电化学装置及电子装置 |
CN114695968A (zh) * | 2022-06-01 | 2022-07-01 | 四川新能源汽车创新中心有限公司 | 一种np比小于1的锂离子电池及其制备方法 |
WO2023273760A1 (zh) * | 2021-06-29 | 2023-01-05 | 比亚迪股份有限公司 | 锂电池及其制备方法、充电方法和动力车辆 |
Citations (7)
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US20090305135A1 (en) * | 2008-06-04 | 2009-12-10 | Jinjun Shi | Conductive nanocomposite-based electrodes for lithium batteries |
CN105552382A (zh) * | 2016-01-19 | 2016-05-04 | 中国科学院化学研究所 | 一种金属二次电池负极用集流体及其制备方法和用途 |
CN105609783A (zh) * | 2016-03-29 | 2016-05-25 | 中国科学技术大学 | 一种碳结构集流体、电池负极、电池正极和锂电池 |
CN106684342A (zh) * | 2015-11-11 | 2017-05-17 | 中国科学院苏州纳米技术与纳米仿生研究所 | 硅-碳纳米管微球、其金属锂复合物与其制备方法及应用 |
CN107305941A (zh) * | 2016-04-21 | 2017-10-31 | 中国科学院苏州纳米技术与纳米仿生研究所 | 锂‑碳复合材料、其制备方法与应用以及锂补偿方法 |
CN109301163A (zh) * | 2018-09-14 | 2019-02-01 | 湖南立方新能源科技有限责任公司 | 一种负极片及含有该负极片的金属锂电池 |
CN110556516A (zh) * | 2018-05-31 | 2019-12-10 | 比亚迪股份有限公司 | 负极材料及其制备方法、锂离子电池和车辆 |
-
2020
- 2020-11-13 CN CN202011271006.4A patent/CN112397686A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090305135A1 (en) * | 2008-06-04 | 2009-12-10 | Jinjun Shi | Conductive nanocomposite-based electrodes for lithium batteries |
CN106684342A (zh) * | 2015-11-11 | 2017-05-17 | 中国科学院苏州纳米技术与纳米仿生研究所 | 硅-碳纳米管微球、其金属锂复合物与其制备方法及应用 |
CN105552382A (zh) * | 2016-01-19 | 2016-05-04 | 中国科学院化学研究所 | 一种金属二次电池负极用集流体及其制备方法和用途 |
CN105609783A (zh) * | 2016-03-29 | 2016-05-25 | 中国科学技术大学 | 一种碳结构集流体、电池负极、电池正极和锂电池 |
CN107305941A (zh) * | 2016-04-21 | 2017-10-31 | 中国科学院苏州纳米技术与纳米仿生研究所 | 锂‑碳复合材料、其制备方法与应用以及锂补偿方法 |
CN110556516A (zh) * | 2018-05-31 | 2019-12-10 | 比亚迪股份有限公司 | 负极材料及其制备方法、锂离子电池和车辆 |
CN109301163A (zh) * | 2018-09-14 | 2019-02-01 | 湖南立方新能源科技有限责任公司 | 一种负极片及含有该负极片的金属锂电池 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112968148A (zh) * | 2021-03-29 | 2021-06-15 | 欣旺达电动汽车电池有限公司 | 一种锂离子电池负极片和锂离子电池 |
WO2023273760A1 (zh) * | 2021-06-29 | 2023-01-05 | 比亚迪股份有限公司 | 锂电池及其制备方法、充电方法和动力车辆 |
CN113921757A (zh) * | 2021-09-29 | 2022-01-11 | 东莞新能安科技有限公司 | 一种电化学装置及电子装置 |
CN113921757B (zh) * | 2021-09-29 | 2022-07-05 | 东莞新能安科技有限公司 | 一种电化学装置及电子装置 |
CN114695968A (zh) * | 2022-06-01 | 2022-07-01 | 四川新能源汽车创新中心有限公司 | 一种np比小于1的锂离子电池及其制备方法 |
CN114695968B (zh) * | 2022-06-01 | 2022-09-02 | 四川新能源汽车创新中心有限公司 | 一种np比小于1的锂离子电池及其制备方法 |
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Inventor after: Meng Jiafeng Inventor after: Wenjuan Liu Matisse Inventor after: Wang Xiaoya Inventor after: Chen Fangping Inventor after: Gao Lijun Inventor after: Li Sihao Inventor before: Meng Jiafeng Inventor before: Liu Wenjuan Inventor before: Wang Xiaoya Inventor before: Chen Fangping Inventor before: Gao Lijun Inventor before: Li Sihao |
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Application publication date: 20210223 |