CN112635699B - 一种预锂化的方法 - Google Patents
一种预锂化的方法 Download PDFInfo
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- CN112635699B CN112635699B CN202011447689.4A CN202011447689A CN112635699B CN 112635699 B CN112635699 B CN 112635699B CN 202011447689 A CN202011447689 A CN 202011447689A CN 112635699 B CN112635699 B CN 112635699B
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- positive electrode
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- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
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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
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0435—Rolling or calendering
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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
- H01M4/0438—Processes of manufacture in general by electrochemical processing
- H01M4/044—Activating, forming or electrochemical attack of the supporting material
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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
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
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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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
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Priority Applications (1)
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CN202011447689.4A CN112635699B (zh) | 2020-12-09 | 2020-12-09 | 一种预锂化的方法 |
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CN202011447689.4A CN112635699B (zh) | 2020-12-09 | 2020-12-09 | 一种预锂化的方法 |
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CN112635699A CN112635699A (zh) | 2021-04-09 |
CN112635699B true CN112635699B (zh) | 2022-03-25 |
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CN202011447689.4A Active CN112635699B (zh) | 2020-12-09 | 2020-12-09 | 一种预锂化的方法 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113488610A (zh) * | 2021-06-07 | 2021-10-08 | 万向一二三股份公司 | 一种锂离子电池正极、锂离子电池及电池的制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102916164A (zh) * | 2012-09-20 | 2013-02-06 | 东莞新能源科技有限公司 | 一种向锂离子电池正极片补锂的方法 |
CN109346679A (zh) * | 2018-09-21 | 2019-02-15 | 合肥国轩高科动力能源有限公司 | 一种利用氮化锂提升锂离子电池循环寿命的方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102916165B (zh) * | 2012-09-20 | 2016-05-18 | 东莞新能源科技有限公司 | 一种向锂离子电池负极片补锂的方法 |
US11056679B2 (en) * | 2018-07-31 | 2021-07-06 | GRU Energy Lab Inc. | Positive electrodes with active materials and temporary lithium additives for lithium ion electrochemical cells |
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2020
- 2020-12-09 CN CN202011447689.4A patent/CN112635699B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102916164A (zh) * | 2012-09-20 | 2013-02-06 | 东莞新能源科技有限公司 | 一种向锂离子电池正极片补锂的方法 |
CN109346679A (zh) * | 2018-09-21 | 2019-02-15 | 合肥国轩高科动力能源有限公司 | 一种利用氮化锂提升锂离子电池循环寿命的方法 |
Non-Patent Citations (1)
Title |
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"Battery prelithiation enabled by lithium fixation on cathode";Si-Yu Yang et al.;《Journal of Power Sources》;20201101;第1-2页 * |
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Effective date of registration: 20240423 Address after: 315201 No. 1818, Zhong Guan Xi Road, Zhuang City Street, Zhenhai District, Ningbo, Zhejiang. Patentee after: NINGBO GRAPHENE INNOVATION CENTER Co.,Ltd. Country or region after: China Address before: 315201, No. 519, Zhuang Avenue, Zhenhai District, Zhejiang, Ningbo Patentee before: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCES Country or region before: China |
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Application publication date: 20210409 Assignee: NINGBO FULI BATTERY MATERIAL TECHNOLOGY Co.,Ltd. Assignor: NINGBO GRAPHENE INNOVATION CENTER Co.,Ltd. Contract record no.: X2024980041453 Denomination of invention: A method of pre lithiation Granted publication date: 20220325 License type: Common License Record date: 20241223 |
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Application publication date: 20210409 Assignee: Ningbo Shenleng New Energy Technology Co.,Ltd. Assignor: NINGBO GRAPHENE INNOVATION CENTER Co.,Ltd. Contract record no.: X2024330001493 Denomination of invention: A method of pre lithiation Granted publication date: 20220325 License type: Common License Record date: 20241224 Application publication date: 20210409 Assignee: Ningbo Zhaoene Technology Co.,Ltd. Assignor: NINGBO GRAPHENE INNOVATION CENTER Co.,Ltd. Contract record no.: X2024330001492 Denomination of invention: A method of pre lithiation Granted publication date: 20220325 License type: Common License Record date: 20241224 |