CN101567448B - 二次电池用负极活性材料、电极、二次电池及其制备方法 - Google Patents
二次电池用负极活性材料、电极、二次电池及其制备方法 Download PDFInfo
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- CN101567448B CN101567448B CN2009101345747A CN200910134574A CN101567448B CN 101567448 B CN101567448 B CN 101567448B CN 2009101345747 A CN2009101345747 A CN 2009101345747A CN 200910134574 A CN200910134574 A CN 200910134574A CN 101567448 B CN101567448 B CN 101567448B
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- negative active
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- secondary battery
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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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Abstract
Description
抛物线切线角(°) | SSA(m2/g) | TD(g/cm3) | 第1次循环的放电容量(mAh/g) | 第1次循环的效率(%) | 第35次循环的放电容量保持率(%) | |
实施例1 | 39° | 0.65 | 1.12 | 339.5 | 94.2 | 90.3 |
实施例2 | 40.2° | 1.28 | 1.1 | 343.4 | 94.0 | 91.7 |
实施例3 | 40.9° | 1.5 | 1.09 | 348.9 | 93.5 | 93.6 |
实施例4 | 41.2° | 2.1 | 1.06 | 354.5 | 93.7 | 92.3 |
实施例5 | 41.4° | 1.94 | 1.09 | 353.8 | 93.2 | 94.1 |
实施例6 | 41.9° | 1.87 | 1.11 | 354.1 | 93.5 | 97.5 |
比较例 | 44.1° | 6.24 | 0.93 | 360.2 | 89.2 | 84.2 |
Claims (14)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020080036737 | 2008-04-21 | ||
KR20080036737 | 2008-04-21 | ||
KR10-2008-0036737 | 2008-04-21 |
Publications (2)
Publication Number | Publication Date |
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CN101567448A CN101567448A (zh) | 2009-10-28 |
CN101567448B true CN101567448B (zh) | 2012-07-04 |
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CN2009101345747A Active CN101567448B (zh) | 2008-04-21 | 2009-04-21 | 二次电池用负极活性材料、电极、二次电池及其制备方法 |
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JP (1) | JP2009266816A (zh) |
CN (1) | CN101567448B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101966144B1 (ko) * | 2016-09-29 | 2019-04-05 | 주식회사 엘지화학 | 천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지 |
CN111477850B (zh) * | 2020-04-14 | 2021-07-06 | 陕西煤业化工技术研究院有限责任公司 | 一种高压实硅碳负极前驱体材料及其高压实硅碳负极材料 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1226224A (zh) * | 1996-07-25 | 1999-08-18 | 大阪瓦斯株式会社 | 锂蓄电池负极用碳材与制法以及用该碳材的锂蓄电池 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3803866B2 (ja) * | 1995-11-14 | 2006-08-02 | 大阪瓦斯株式会社 | 二次電池用の二層炭素材料及びそれを用いたリチウム二次電池 |
JP2000090930A (ja) * | 1998-09-14 | 2000-03-31 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池およびその負極の製造法 |
JP3716830B2 (ja) * | 2002-11-28 | 2005-11-16 | 日本カーボン株式会社 | リチウムイオン二次電池用負極材の製造方法 |
JP4252847B2 (ja) * | 2003-06-09 | 2009-04-08 | パナソニック株式会社 | リチウムイオン二次電池 |
KR100686783B1 (ko) * | 2006-01-16 | 2007-02-26 | 엘에스전선 주식회사 | 2차 전지용 음극재, 그 제조방법 및 이를 이용한 2차 전지 |
JP4989114B2 (ja) * | 2006-06-02 | 2012-08-01 | 日本カーボン株式会社 | リチウム二次電池用負極及び負極活物質 |
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- 2009-04-17 JP JP2009100812A patent/JP2009266816A/ja active Pending
- 2009-04-21 CN CN2009101345747A patent/CN101567448B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1226224A (zh) * | 1996-07-25 | 1999-08-18 | 大阪瓦斯株式会社 | 锂蓄电池负极用碳材与制法以及用该碳材的锂蓄电池 |
Non-Patent Citations (1)
Title |
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JP特开2002-348109A 2002.12.04 |
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CN101567448A (zh) | 2009-10-28 |
JP2009266816A (ja) | 2009-11-12 |
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