CN1909268B - 含pc溶剂电解液的锂离子电池负极材料及其制备方法 - Google Patents
含pc溶剂电解液的锂离子电池负极材料及其制备方法 Download PDFInfo
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- CN1909268B CN1909268B CN2006100616273A CN200610061627A CN1909268B CN 1909268 B CN1909268 B CN 1909268B CN 2006100616273 A CN2006100616273 A CN 2006100616273A CN 200610061627 A CN200610061627 A CN 200610061627A CN 1909268 B CN1909268 B CN 1909268B
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- graphite
- lithium ion
- ion battery
- carbon
- battery negative
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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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序号 | 粒度D50μm | 振实密度g/cm3 | 比表面积m2/g | 首次充电容量mAh/g | 首次放电容量mAh/g | 500次循环容量保持率% |
实施例1 | 18.395 | 1.032 | 1.734 | 398 | 375 | 85.1 |
实施例2 | 15.364 | 1.006 | 2.354 | 401 | 378 | 84.3 |
实施例3 | 45.321 | 1.235 | 0.828 | 393 | 372 | 81.4 |
实施例4 | 22.035 | 1.124 | 1.458 | 390 | 371 | 81.3 |
实施例5 | 16.352 | 1.162 | 2.225 | 390 | 370 | 82.3 |
实施例6 | 12.912 | 1.131 | 2.435 | 392 | 371 | 83.4 |
实施例7 | 6.035 | 1.026 | 3.687 | 402 | 383 | 81.3 |
实施例8 | 17.952 | 0.795 | 2.131 | 395 | 371 | 85.1 |
实施例9 | 17.091 | 0.798 | 2.256 | 398 | 373 | 84.6 |
实施例10 | 6.032 | 1.024 | 3.697 | 406 | 375 | 80.3 |
实施例11 | 15.073 | 1.016 | 2.343 | 402 | 370 | 83.9 |
比较例 | 17.931 | 1.017 | 5.321 | 362 | 321 | 45.6 |
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CN2006100616273A CN1909268B (zh) | 2006-07-10 | 2006-07-10 | 含pc溶剂电解液的锂离子电池负极材料及其制备方法 |
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CN1909268A CN1909268A (zh) | 2007-02-07 |
CN1909268B true CN1909268B (zh) | 2012-03-28 |
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Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102148365A (zh) * | 2010-02-07 | 2011-08-10 | 中航锂电(洛阳)有限公司 | 一种锂离子电池负极材料的预处理方法 |
KR101504619B1 (ko) * | 2010-08-05 | 2015-03-20 | 쇼와 덴코 가부시키가이샤 | 리튬이차전지용 음극활물질 |
CN102299307B (zh) * | 2011-09-03 | 2014-01-01 | 深圳市贝特瑞新能源材料股份有限公司 | 电极负极材料及其制备方法 |
CN103094530B (zh) * | 2011-10-28 | 2015-05-20 | 微宏动力系统(湖州)有限公司 | 锂离子电池负极材料的制备方法 |
TWI636614B (zh) * | 2015-09-30 | 2018-09-21 | 蕭鎮能 | 碳披覆矽/碳化矽複合活性材料的製備方法 |
CN107293701A (zh) * | 2016-03-31 | 2017-10-24 | 比亚迪股份有限公司 | 一种锂离子电池负极活性材料及其制备方法、负极和包含该负极的锂离子电池 |
CN106784672A (zh) * | 2016-12-15 | 2017-05-31 | 衡阳市鑫晟新能源有限公司 | 一种制备铝壳手机锂离子电池负极材料的方法 |
CN109244392A (zh) * | 2018-08-23 | 2019-01-18 | 武汉艾特米克超能新材料科技有限公司 | 一种复合石墨负极材料及其制备方法和锂离子电池 |
CN109546099B (zh) * | 2018-10-16 | 2021-08-31 | 中航锂电(洛阳)有限公司 | 一种石墨复合负极材料及其制备方法、锂离子电池 |
CN112201776B (zh) * | 2019-07-08 | 2022-02-08 | 宁波杉杉新材料科技有限公司 | 一种天然石墨负极材料及其制备方法、锂离子电池 |
EP4071858A4 (en) * | 2021-02-05 | 2023-01-18 | Contemporary Amperex Technology Co., Limited | NEGATIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR PREPARING IT, SECONDARY BATTERY AND APPARATUS |
CN113636546A (zh) * | 2021-07-19 | 2021-11-12 | 西安交通大学 | 一种复合石墨材料及其制备方法和应用 |
CN115995597B (zh) * | 2023-03-22 | 2023-06-20 | 宁德新能源科技有限公司 | 二次电池和电子装置 |
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