CN1923681A - 具有壳-核结构的石墨材料及其制备方法 - Google Patents
具有壳-核结构的石墨材料及其制备方法 Download PDFInfo
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- CN1923681A CN1923681A CNA2006100320861A CN200610032086A CN1923681A CN 1923681 A CN1923681 A CN 1923681A CN A2006100320861 A CNA2006100320861 A CN A2006100320861A CN 200610032086 A CN200610032086 A CN 200610032086A CN 1923681 A CN1923681 A CN 1923681A
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- 239000010439 graphite Substances 0.000 claims abstract description 61
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 50
- 239000000463 material Substances 0.000 claims description 30
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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
实施例 | 粒度 | 首次放电容量 | 首次库仑效率 | 振实密度 | 比表面积 | 石墨化度 |
um | mAh/g | % | g/cm3 | m2/g | % | |
实施例1 | 21.2 | 340.6 | 94.3 | 1.05 | 0.9 | 94.2 |
实施例2 | 20.9 | 343.8 | 94.0 | 1.01 | 1.1 | 94.4 |
实施例3 | 19.8 | 361.8 | 95.7 | 1.20 | 1.2 | 96.8 |
实施例4样A | 19.7 | 358.2 | 92.8 | 1.12 | 2.0 | 97.0 |
实施例4 | 19.6 | 365.4 | 95.4 | 1.15 | 1.6 | 98.2 |
实施例5 | 20.1 | 360.2 | 96.1 | 1.24 | 1.0 | 96.9 |
实施例6 | 21.0 | 345.5 | 94.5 | 1.04 | 0.9 | 94.0 |
球状天然石墨 | 19.0 | 351.2 | 87.4 | 1.00 | 5.8 | 97.0 |
普通人工石墨 | 20.0 | 295.1 | 89.2 | 0.95 | 4.5 | 84.8 |
Claims (10)
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Cited By (14)
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CN102148355A (zh) * | 2011-03-03 | 2011-08-10 | 江西正拓新能源科技有限公司 | 一种锂离子动力电池用负极材料及其制备方法 |
CN102231434A (zh) * | 2011-05-20 | 2011-11-02 | 河南思维能源材料有限公司 | 一种锂离子电池改性天然石墨负极材料及其制备方法 |
CN102255076A (zh) * | 2010-05-19 | 2011-11-23 | 深圳市比克电池有限公司 | 表面包覆碳层的石墨材料、制备方法及应用 |
CN102280629A (zh) * | 2011-07-04 | 2011-12-14 | 深圳市翔丰华科技有限公司 | 一种各向同性石墨负极材料及其制备方法 |
CN102651468A (zh) * | 2012-05-03 | 2012-08-29 | 深圳市翔丰华科技有限公司 | 锂离子电池石墨负极材料 |
CN105845935A (zh) * | 2016-05-21 | 2016-08-10 | 大同新成新材料股份有限公司 | 一种利用特种石墨粉制备电池石墨负极材料的方法 |
CN106898772A (zh) * | 2017-03-17 | 2017-06-27 | 雅安乾润锂电池材料有限公司 | 一种高倍率高压实石墨负极材料的制备方法 |
CN107316983A (zh) * | 2016-04-27 | 2017-11-03 | 宁波杉杉新材料科技有限公司 | 一种锂离子电池复合石墨负极材料及其制备方法 |
CN103441251B (zh) * | 2013-08-22 | 2017-12-05 | 大连宏光锂业股份有限公司 | 复合包覆锂离子电池炭负极材料的生产方法 |
CN109301225A (zh) * | 2018-10-16 | 2019-02-01 | 周昊宸 | 一种具有石墨化度、孔径双梯度结构的石墨负极材料及其制备和应用 |
CN109596597A (zh) * | 2018-12-28 | 2019-04-09 | 中兴高能技术有限责任公司 | 一种评价石墨表面包覆改性的方法 |
CN113066977A (zh) * | 2021-03-18 | 2021-07-02 | 宁德新能源科技有限公司 | 负极材料及包含其的电化学装置和电子设备 |
CN113871590A (zh) * | 2021-09-16 | 2021-12-31 | 广东凯金新能源科技股份有限公司 | 一种分层多孔石墨负极材料及其制备方法 |
CN113999010A (zh) * | 2021-12-14 | 2022-02-01 | 中钢集团南京新材料研究院有限公司 | 一种高性能特种石墨的制备方法 |
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CN101798079B (zh) * | 2009-02-11 | 2011-11-09 | 长沙海容新材料股份有限公司 | 一种锂离子动力电池负极材料及其制备方法 |
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US6432583B1 (en) * | 1998-07-31 | 2002-08-13 | Mitsui Mining Co., Ltd. | Anode material for lithium secondary battery, process for production thereof, and lithium secondary battery |
TW583153B (en) * | 2001-09-25 | 2004-04-11 | Showa Denko Kk | Carbon material, production method and use thereof |
CN1279635C (zh) * | 2003-05-16 | 2006-10-11 | 比亚迪股份有限公司 | 一种改性石墨的制备方法 |
CN1624955A (zh) * | 2003-12-01 | 2005-06-08 | 上海杉杉科技有限公司 | 一种锂离子电池炭负极材料的制造方法 |
CN1331253C (zh) * | 2004-04-29 | 2007-08-08 | 宁波杉杉新材料科技有限公司 | 人造石墨锂离子电池负极材料制造方法 |
CN1278437C (zh) * | 2004-12-02 | 2006-10-04 | 辽宁弘光科技集团有限公司 | 锂离子电池炭负极材料生产方法 |
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2006
- 2006-08-14 CN CNB2006100320861A patent/CN100420627C/zh active Active
Cited By (17)
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CN102255076A (zh) * | 2010-05-19 | 2011-11-23 | 深圳市比克电池有限公司 | 表面包覆碳层的石墨材料、制备方法及应用 |
CN102255076B (zh) * | 2010-05-19 | 2016-02-10 | 深圳市比克电池有限公司 | 表面包覆碳层的石墨材料、制备方法及应用 |
CN102148355A (zh) * | 2011-03-03 | 2011-08-10 | 江西正拓新能源科技有限公司 | 一种锂离子动力电池用负极材料及其制备方法 |
CN102231434A (zh) * | 2011-05-20 | 2011-11-02 | 河南思维能源材料有限公司 | 一种锂离子电池改性天然石墨负极材料及其制备方法 |
CN102280629A (zh) * | 2011-07-04 | 2011-12-14 | 深圳市翔丰华科技有限公司 | 一种各向同性石墨负极材料及其制备方法 |
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CN103441251B (zh) * | 2013-08-22 | 2017-12-05 | 大连宏光锂业股份有限公司 | 复合包覆锂离子电池炭负极材料的生产方法 |
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CN109301225A (zh) * | 2018-10-16 | 2019-02-01 | 周昊宸 | 一种具有石墨化度、孔径双梯度结构的石墨负极材料及其制备和应用 |
CN109596597A (zh) * | 2018-12-28 | 2019-04-09 | 中兴高能技术有限责任公司 | 一种评价石墨表面包覆改性的方法 |
CN113066977A (zh) * | 2021-03-18 | 2021-07-02 | 宁德新能源科技有限公司 | 负极材料及包含其的电化学装置和电子设备 |
CN113871590A (zh) * | 2021-09-16 | 2021-12-31 | 广东凯金新能源科技股份有限公司 | 一种分层多孔石墨负极材料及其制备方法 |
CN113999010A (zh) * | 2021-12-14 | 2022-02-01 | 中钢集团南京新材料研究院有限公司 | 一种高性能特种石墨的制备方法 |
CN113999010B (zh) * | 2021-12-14 | 2023-03-28 | 中钢集团南京新材料研究院有限公司 | 一种高性能特种石墨的制备方法 |
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CP03 | Change of name, title or address |
Address after: 410205, No. 1288, Puri West Road, Wangcheng economic and Technological Development Zone, Changsha, Hunan Patentee after: HUNAN MORGAN HAIRONG NEW MATERIAL CO.,LTD. Address before: 410205 No. 348 west slope, Tongzi hi tech Development Zone, Hunan, Changsha Patentee before: CHANGSHA HAIRONG NEW MATERIAL Co.,Ltd. Address after: 410205 No. 348 west slope, Tongzi hi tech Development Zone, Hunan, Changsha Patentee after: CHANGSHA HAIRONG NEW MATERIAL Co.,Ltd. Address before: 410200 No. 348 west slope, Tongzi hi tech Development Zone, Hunan, Changsha Patentee before: CHANGSHA HAIRONG NEW MATERIALS Co.,Ltd. |
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CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 410200 No. 1288, Purui West Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Hairong New Materials Co.,Ltd. Address before: No. 1288, Purui West Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province, 410205 Patentee before: HUNAN MORGAN HAIRONG NEW MATERIAL CO.,LTD. |