CN108777308B - 一种集流体及其制备方法、电化学储能装置 - Google Patents
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/68—Current collectors characterised by their material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
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- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
Description
集流体种类 | 过充 | 针刺 | 150℃热箱 |
实施例1 | 不燃烧、不*** | 不燃烧、不*** | 不燃烧、不*** |
实施例2 | 不燃烧、不*** | 不燃烧、不*** | 不燃烧、不*** |
实施例3 | 不燃烧、不*** | 不燃烧、不*** | 不燃烧、不*** |
对比例1 | 燃烧、*** | 燃烧、*** | 燃烧、*** |
集流体种类 | 镀层电导率 | 镀层达因值 | 镀层抗拉强度 |
实施例1 | 4.0×10<sup>5</sup>S/cm | 31 | 290Mpa |
实施例2 | 2.1×10<sup>5</sup>S/cm | 31 | 240Mpa |
实施例3 | 8.2×10<sup>5</sup>S/cm | 32 | 230Mpa |
对比例 | 3.3×10<sup>5</sup>S/cm | 32 | 310Mpa |
集流体种类 | 极耳焊接合格率 |
实施例1 | 99.5% |
实施例2 | 99.1% |
实施例3 | 99.4% |
对比例1 | 99.7% |
对比例2 | 60.3% |
对比例3 | 54.2% |
对比例4 | 58.8% |
Claims (6)
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1669163A (zh) * | 2002-08-29 | 2005-09-14 | 东洋钢钣株式会社 | 复合集电器 |
CN106784854A (zh) * | 2016-11-21 | 2017-05-31 | 深圳市五株科技股份有限公司 | 金属基板的加工方法 |
CN106910897A (zh) * | 2017-03-02 | 2017-06-30 | 宁德时代新能源科技股份有限公司 | 一种集流体及其极片和电池 |
CN107004858A (zh) * | 2014-12-16 | 2017-08-01 | 株式会社Lg化学 | 含有ptc材料的二次电池电极的制造方法和由此方法制造的电极 |
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US20120237816A1 (en) * | 2011-03-15 | 2012-09-20 | YottaQ, Inc. | Low-cost high-power battery and enabling bipolar substrate |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1669163A (zh) * | 2002-08-29 | 2005-09-14 | 东洋钢钣株式会社 | 复合集电器 |
CN107004858A (zh) * | 2014-12-16 | 2017-08-01 | 株式会社Lg化学 | 含有ptc材料的二次电池电极的制造方法和由此方法制造的电极 |
CN106784854A (zh) * | 2016-11-21 | 2017-05-31 | 深圳市五株科技股份有限公司 | 金属基板的加工方法 |
CN106910897A (zh) * | 2017-03-02 | 2017-06-30 | 宁德时代新能源科技股份有限公司 | 一种集流体及其极片和电池 |
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