CN112151767A - 一种挤出机中硅-碳-二氧化硅复合制备锂电池负极的方法 - Google Patents
一种挤出机中硅-碳-二氧化硅复合制备锂电池负极的方法 Download PDFInfo
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- CN112151767A CN112151767A CN202010951038.2A CN202010951038A CN112151767A CN 112151767 A CN112151767 A CN 112151767A CN 202010951038 A CN202010951038 A CN 202010951038A CN 112151767 A CN112151767 A CN 112151767A
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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
- H01M4/139—Processes of manufacture
- H01M4/1391—Processes of manufacture of 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
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0411—Methods of deposition of the material by extrusion
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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
- H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous cells
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
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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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN202010951038.2A CN112151767B (zh) | 2020-09-11 | 2020-09-11 | 一种挤出机中硅-碳-二氧化硅复合制备锂电池负极的方法 |
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CN202010951038.2A CN112151767B (zh) | 2020-09-11 | 2020-09-11 | 一种挤出机中硅-碳-二氧化硅复合制备锂电池负极的方法 |
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CN112151767A true CN112151767A (zh) | 2020-12-29 |
CN112151767B CN112151767B (zh) | 2021-10-12 |
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CN202010951038.2A Active CN112151767B (zh) | 2020-09-11 | 2020-09-11 | 一种挤出机中硅-碳-二氧化硅复合制备锂电池负极的方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113013399A (zh) * | 2021-02-26 | 2021-06-22 | 上海杉杉科技有限公司 | 硅基负极材料的制备方法及设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105793194A (zh) * | 2013-11-28 | 2016-07-20 | 魁北克电力公司 | 具有纳米级丝状结构的SiOx的制备方法和其在锂离子蓄电池中作为阳极材料的用途 |
CN108365193A (zh) * | 2018-02-02 | 2018-08-03 | 杨高品 | 锂离子电池正负极浆料的连续生产工艺和设备 |
KR20190076746A (ko) * | 2017-12-22 | 2019-07-02 | 주식회사 포스코 | 이차 전지용 양극 활물질의 제조 방법, 이를 이용하여 제조된 이차 전지용 양극 활물질 및 이를 포함하는 이차 전지 |
CN111215633A (zh) * | 2020-01-14 | 2020-06-02 | 大同新成新材料股份有限公司 | 一种利用锡石墨烯复合材料制备锂离子负极材料的方法 |
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2020
- 2020-09-11 CN CN202010951038.2A patent/CN112151767B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105793194A (zh) * | 2013-11-28 | 2016-07-20 | 魁北克电力公司 | 具有纳米级丝状结构的SiOx的制备方法和其在锂离子蓄电池中作为阳极材料的用途 |
KR20190076746A (ko) * | 2017-12-22 | 2019-07-02 | 주식회사 포스코 | 이차 전지용 양극 활물질의 제조 방법, 이를 이용하여 제조된 이차 전지용 양극 활물질 및 이를 포함하는 이차 전지 |
CN108365193A (zh) * | 2018-02-02 | 2018-08-03 | 杨高品 | 锂离子电池正负极浆料的连续生产工艺和设备 |
CN111215633A (zh) * | 2020-01-14 | 2020-06-02 | 大同新成新材料股份有限公司 | 一种利用锡石墨烯复合材料制备锂离子负极材料的方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113013399A (zh) * | 2021-02-26 | 2021-06-22 | 上海杉杉科技有限公司 | 硅基负极材料的制备方法及设备 |
CN113013399B (zh) * | 2021-02-26 | 2022-07-19 | 上海杉杉科技有限公司 | 硅基负极材料的制备方法及设备 |
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Effective date of registration: 20220309 Address after: 526100 Jindu Industrial Park, Jindu Town, Gaoyao District, Zhaoqing City, Guangdong Province (plant 1, building D5, Gaoyao District precision die casting products Co., Ltd.) Patentee after: Zhaoqing Yifang New Energy Technology Co.,Ltd. Address before: 610091, Sichuan, Chengdu province Qingyang dragon industrial port, East Sea 4 Patentee before: CHENDU NEW KELI CHEMICAL SCIENCE Co.,Ltd. CHINA |
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Denomination of invention: A method for preparing negative electrodes for lithium batteries using silicon carbon silica composite in an extruder Effective date of registration: 20230801 Granted publication date: 20211012 Pledgee: Bank of China Limited Wuzhou branch Pledgor: Wuzhou Tongxin Energy Materials Co.,Ltd. Registration number: Y2023450000106 |
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