CN112002888B - 一种利用螺杆挤出机制备锂电池硅碳负极的方法 - Google Patents
一种利用螺杆挤出机制备锂电池硅碳负极的方法 Download PDFInfo
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- CN112002888B CN112002888B CN202010869370.4A CN202010869370A CN112002888B CN 112002888 B CN112002888 B CN 112002888B CN 202010869370 A CN202010869370 A CN 202010869370A CN 112002888 B CN112002888 B CN 112002888B
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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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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- 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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- 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
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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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- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Composite Materials (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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- Battery Electrode And Active Subsutance (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010869370.4A CN112002888B (zh) | 2020-08-26 | 2020-08-26 | 一种利用螺杆挤出机制备锂电池硅碳负极的方法 |
Applications Claiming Priority (1)
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CN202010869370.4A CN112002888B (zh) | 2020-08-26 | 2020-08-26 | 一种利用螺杆挤出机制备锂电池硅碳负极的方法 |
Publications (2)
Publication Number | Publication Date |
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CN112002888A CN112002888A (zh) | 2020-11-27 |
CN112002888B true CN112002888B (zh) | 2021-07-20 |
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CN202010869370.4A Active CN112002888B (zh) | 2020-08-26 | 2020-08-26 | 一种利用螺杆挤出机制备锂电池硅碳负极的方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116022782A (zh) * | 2021-10-26 | 2023-04-28 | 湖南中科星城石墨有限公司 | 一种石墨负极材料及制备方法和用途 |
CN116443845A (zh) * | 2023-03-09 | 2023-07-18 | 河南克能新能源科技有限公司 | 一种低成本钠离子电池负极材料的制备方法及其电池 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090166910A1 (en) * | 2005-11-16 | 2009-07-02 | Geo2 Technologies, Inc. | System and Method for Twin Screw Extrusion of a Fibrous Porous Substrate |
CN101901882B (zh) * | 2009-05-31 | 2012-12-12 | 比亚迪股份有限公司 | 一种金属积层板及其制备方法及采用该积层板的电池 |
US20140210129A1 (en) * | 2013-01-25 | 2014-07-31 | Corning Incorporated | Method for manufacturing carbon electrode material |
CN103268931B (zh) * | 2013-05-24 | 2015-06-10 | 佛山市金银河智能装备股份有限公司 | 一种锂电池正负电极浆料生产工艺及系统 |
CN105419289A (zh) * | 2015-12-23 | 2016-03-23 | 上海金发科技发展有限公司 | 一种纤维增强聚碳酸酯组合物及其制备方法 |
CN105958036A (zh) * | 2016-07-07 | 2016-09-21 | 天津普兰能源科技有限公司 | 一种锂离子电池的碳包覆硅负极材料的制备方法 |
CN107895773A (zh) * | 2017-12-16 | 2018-04-10 | 江西正拓新能源科技股份有限公司 | 一种锂离子材料二次提取硅碳复合物用系统 |
CN110707314B (zh) * | 2019-11-21 | 2021-09-21 | 陕西煤业化工技术研究院有限责任公司 | 一种硅碳复合锂离子电池负极材料及其制备方法 |
CN110931756A (zh) * | 2019-12-13 | 2020-03-27 | 成都爱敏特新能源技术有限公司 | 高性能且粒径可调控的硅碳复合负极材料及其制备方法 |
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Effective date of registration: 20230508 Address after: No. 51 Dacheng 6th Road, High tech Industrial Park, Dinghai District, Zhoushan City, Zhejiang Province, 316013 Patentee after: ZHEJIANG ZHONGYANG SCREW MANUFACTURING 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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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for preparing silicon carbon negative electrodes for lithium batteries using screw extrusion mechanism Effective date of registration: 20230713 Granted publication date: 20210720 Pledgee: Zhejiang Zhoushan Dinghai ocean Rural Commercial Bank Co.,Ltd. Jintang sub branch Pledgor: ZHEJIANG ZHONGYANG SCREW MANUFACTURING Co.,Ltd. Registration number: Y2023330001471 |