CN106848190A - 负极极片、负极极片的制备方法及锂离子电池 - Google Patents
负极极片、负极极片的制备方法及锂离子电池 Download PDFInfo
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- CN106848190A CN106848190A CN201710079076.1A CN201710079076A CN106848190A CN 106848190 A CN106848190 A CN 106848190A CN 201710079076 A CN201710079076 A CN 201710079076A CN 106848190 A CN106848190 A CN 106848190A
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Classifications
-
- 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
-
- 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
-
- 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
-
- 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)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
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CN201710079076.1A CN106848190B (zh) | 2017-02-14 | 2017-02-14 | 负极极片、负极极片的制备方法及锂离子电池 |
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Cited By (22)
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CN108300056A (zh) * | 2017-08-02 | 2018-07-20 | 天津市捷威动力工业有限公司 | 一种锂离子二次电池负极极片用底涂涂层 |
CN109004171A (zh) * | 2018-02-26 | 2018-12-14 | 宁德新能源科技有限公司 | 一种正极极片和锂离子电池 |
CN109638286A (zh) * | 2018-11-29 | 2019-04-16 | 瑞红锂电池材料(苏州)有限公司 | 一种羧甲基纤维素基粘结剂及其在锂电池中的应用 |
CN110993891A (zh) * | 2019-11-11 | 2020-04-10 | 珠海冠宇电池有限公司 | 一种含硅负极片、其制备方法及锂离子电池 |
CN111295781A (zh) * | 2017-11-07 | 2020-06-16 | 三星Sdi株式会社 | 用于锂二次电池的负极和包括其的锂二次电池 |
WO2020134765A1 (zh) * | 2018-12-24 | 2020-07-02 | 珠海冠宇电池有限公司 | 一种降低锂离子电池阻抗的负极片及其制备方法 |
CN111403690A (zh) * | 2019-09-25 | 2020-07-10 | 钱车华 | 一种用于电池制造的极片制作工艺 |
CN111403691A (zh) * | 2019-01-03 | 2020-07-10 | 通用汽车环球科技运作有限责任公司 | 电极和通过连续局部热解制造电化学电池的电极的方法 |
CN112366291A (zh) * | 2020-02-18 | 2021-02-12 | 万向一二三股份公司 | 一种高粘结力负极极片及其制备方法、应用 |
CN112909262A (zh) * | 2019-11-19 | 2021-06-04 | 广州汽车集团股份有限公司 | 一种硅负极及其制备方法与应用 |
CN113066962A (zh) * | 2021-03-24 | 2021-07-02 | 中国科学院宁波材料技术与工程研究所 | 含硅负极片和高能量密度电池 |
CN113363418A (zh) * | 2021-06-08 | 2021-09-07 | 江西安驰新能源科技有限公司 | 一种高倍率锂离子电池负极片及其制备方法,锂离子电池 |
CN113388346A (zh) * | 2021-06-03 | 2021-09-14 | 珠海冠宇电池股份有限公司 | 一种粘接剂、具有其的电极浆料和锂离子电池 |
WO2021233387A1 (zh) * | 2020-05-20 | 2021-11-25 | 天津市捷威动力工业有限公司 | 一种高负载电极、制备方法及其锂离子电池 |
CN113991063A (zh) * | 2021-10-08 | 2022-01-28 | 苏州清陶新能源科技有限公司 | 一种电池负极的制备方法及锂电池 |
CN114678491A (zh) * | 2022-04-12 | 2022-06-28 | 浙江极氪智能科技有限公司 | 负极极片及其制备方法和电化学装置 |
CN114864870A (zh) * | 2022-06-10 | 2022-08-05 | 中创新航科技(合肥)有限公司 | 一种负极极片及包括它的锂离子电池 |
CN114883525A (zh) * | 2022-06-27 | 2022-08-09 | 宁德新能源科技有限公司 | 电化学装置和电子装置 |
CN115074059A (zh) * | 2022-07-07 | 2022-09-20 | 合肥国轩高科动力能源有限公司 | 一种高粘接性水系p(vdf-hfp)涂胶隔膜的制备方法及锂离子电池 |
CN116237207A (zh) * | 2023-03-31 | 2023-06-09 | 惠州市赛能电池有限公司 | 水系负极浆料的涂布方法及水系负极以及锂电池 |
WO2023133780A1 (zh) * | 2022-01-14 | 2023-07-20 | 宁德时代新能源科技股份有限公司 | 多层极片和使用该极片的负极、电池及用电装置 |
CN116979045A (zh) * | 2023-08-15 | 2023-10-31 | 洛阳理工学院 | 一种复合氧化亚硅负极材料及其制备方法和应用 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009054987A1 (en) * | 2007-10-26 | 2009-04-30 | Sion Power Corporation | Primer for battery electrode |
US20100304274A1 (en) * | 2009-05-29 | 2010-12-02 | Eveready Battery Company, Inc. | Current Collector for Catalytic Electrode |
CN104409224A (zh) * | 2013-11-28 | 2015-03-11 | 东莞市长安东阳光铝业研发有限公司 | 一种锂离子电容器用负极片及其制备方法 |
CN205264803U (zh) * | 2015-12-17 | 2016-05-25 | 佛山市南海区欣源电子有限公司 | 一种锂离子电池复合极片 |
CN105633340A (zh) * | 2015-12-17 | 2016-06-01 | 佛山市南海区欣源电子有限公司 | 一种锂离子电池复合极片及其制备方法 |
-
2017
- 2017-02-14 CN CN201710079076.1A patent/CN106848190B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009054987A1 (en) * | 2007-10-26 | 2009-04-30 | Sion Power Corporation | Primer for battery electrode |
US20100304274A1 (en) * | 2009-05-29 | 2010-12-02 | Eveready Battery Company, Inc. | Current Collector for Catalytic Electrode |
CN104409224A (zh) * | 2013-11-28 | 2015-03-11 | 东莞市长安东阳光铝业研发有限公司 | 一种锂离子电容器用负极片及其制备方法 |
CN205264803U (zh) * | 2015-12-17 | 2016-05-25 | 佛山市南海区欣源电子有限公司 | 一种锂离子电池复合极片 |
CN105633340A (zh) * | 2015-12-17 | 2016-06-01 | 佛山市南海区欣源电子有限公司 | 一种锂离子电池复合极片及其制备方法 |
Cited By (32)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108300056A (zh) * | 2017-08-02 | 2018-07-20 | 天津市捷威动力工业有限公司 | 一种锂离子二次电池负极极片用底涂涂层 |
CN111295781A (zh) * | 2017-11-07 | 2020-06-16 | 三星Sdi株式会社 | 用于锂二次电池的负极和包括其的锂二次电池 |
US11728488B2 (en) | 2017-11-07 | 2023-08-15 | Samsung Sdi Co., Ltd. | Negative electrode for lithium secondary battery and lithium secondary battery comprising same |
US11735741B2 (en) | 2017-11-07 | 2023-08-22 | Samsung Sdi Co., Ltd. | Negative electrode for lithium secondary battery and lithium secondary battery comprising same |
US11646422B2 (en) | 2017-11-07 | 2023-05-09 | Samsung Sdi Co., Ltd. | Negative electrode for lithium secondary battery and lithium secondary battery comprising same |
CN109004171A (zh) * | 2018-02-26 | 2018-12-14 | 宁德新能源科技有限公司 | 一种正极极片和锂离子电池 |
CN109638286A (zh) * | 2018-11-29 | 2019-04-16 | 瑞红锂电池材料(苏州)有限公司 | 一种羧甲基纤维素基粘结剂及其在锂电池中的应用 |
CN109638286B (zh) * | 2018-11-29 | 2021-03-30 | 瑞红锂电池材料(苏州)有限公司 | 一种羧甲基纤维素基粘结剂及其在锂电池中的应用 |
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