CN107342411B - 一种石墨烯-硅碳锂离子电池负极材料的制备方法 - Google Patents
一种石墨烯-硅碳锂离子电池负极材料的制备方法 Download PDFInfo
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- CN107342411B CN107342411B CN201710544133.9A CN201710544133A CN107342411B CN 107342411 B CN107342411 B CN 107342411B CN 201710544133 A CN201710544133 A CN 201710544133A CN 107342411 B CN107342411 B CN 107342411B
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- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 67
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 103
- 239000005543 nano-size silicon particle Substances 0.000 claims abstract description 58
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 42
- 239000004005 microsphere Substances 0.000 claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 24
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- 238000010000 carbonizing Methods 0.000 claims description 12
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- 229910021383 artificial graphite Inorganic materials 0.000 claims description 3
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- YZSKZXUDGLALTQ-UHFFFAOYSA-N [Li][C] Chemical compound [Li][C] YZSKZXUDGLALTQ-UHFFFAOYSA-N 0.000 abstract description 8
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000003792 electrolyte Substances 0.000 abstract description 4
- 238000005056 compaction Methods 0.000 abstract description 3
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- 230000000694 effects Effects 0.000 abstract description 2
- 238000003763 carbonization Methods 0.000 abstract 1
- 238000011161 development Methods 0.000 description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 238000007605 air drying Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
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- 229910002804 graphite Inorganic materials 0.000 description 3
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
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- 238000001354 calcination Methods 0.000 description 1
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- 238000005119 centrifugation Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
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- 238000001000 micrograph Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011879 nano-silicon-carbon composite negative electrode material Substances 0.000 description 1
- 238000007709 nanocrystallization Methods 0.000 description 1
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- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/386—Silicon or alloys based on silicon
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- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
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- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
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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
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CN201710544133.9A CN107342411B (zh) | 2017-07-05 | 2017-07-05 | 一种石墨烯-硅碳锂离子电池负极材料的制备方法 |
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Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108276612B (zh) * | 2018-01-19 | 2020-10-27 | 林荣铨 | 一种石墨烯/硅复合导热硅脂的制备及应用 |
CN108615866A (zh) * | 2018-05-03 | 2018-10-02 | 无锡尼摩新能源科技有限公司 | 一种含纳米硅的无定型碳锂电池负极材料 |
CN110581260A (zh) * | 2018-06-07 | 2019-12-17 | 山东欧铂新材料有限公司 | 一种锂离子电池硅复合负极材料及其制备方法、锂离子电池 |
CN109449385B (zh) * | 2018-09-26 | 2021-05-18 | 桑顿新能源科技(长沙)有限公司 | 碳包覆的无定型硅/石墨烯复合负极材料及其制备方法与锂离子电池 |
CN109473664B (zh) * | 2018-11-22 | 2020-09-08 | 桑德新能源技术开发有限公司 | 硅碳复合材料的制备方法 |
CN111697206A (zh) * | 2019-03-14 | 2020-09-22 | 吉林聚能新型炭材料股份有限公司 | 一种硅碳负极材料的制备方法 |
CN110797517A (zh) * | 2019-10-23 | 2020-02-14 | 合肥国轩高科动力能源有限公司 | 一种掺杂镍银合金颗粒硅碳负极材料的制备方法 |
CN110833799B (zh) * | 2019-11-04 | 2021-11-19 | 江苏一夫新材料产业技术研究院有限公司 | 一种石墨烯-单质硅复合气凝胶及其制备方法 |
CN113122749B (zh) * | 2019-12-31 | 2022-04-15 | 山西沃特海默新材料科技股份有限公司 | 一种碳源增强剂、碳源增强合金及其制备方法 |
CN113659125B (zh) * | 2021-07-02 | 2022-07-12 | 广东墨睿科技有限公司 | 一种硅碳复合材料及其制备方法 |
CN114243017B (zh) * | 2021-12-14 | 2023-06-30 | 湖北亿纬动力有限公司 | 一种负极材料及其制备方法和用途 |
CN117276523B (zh) * | 2023-06-20 | 2024-08-06 | 湖北斯诺新材料科技有限公司 | 一种硅碳复合材料的制备方法及其应用 |
Citations (5)
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CN102306757A (zh) * | 2011-08-26 | 2012-01-04 | 上海交通大学 | 锂离子电池硅石墨烯复合负极材料及其制备方法 |
CN102394287A (zh) * | 2011-11-24 | 2012-03-28 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子电池硅碳负极材料及其制备方法 |
CN102394288A (zh) * | 2011-11-24 | 2012-03-28 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子电池用的硅碳负极材料及其制备方法 |
CN104332613A (zh) * | 2014-11-18 | 2015-02-04 | 东莞市翔丰华电池材料有限公司 | 一种锂离子电池硅碳复合负极材料及其制备方法 |
CN105762360A (zh) * | 2016-04-01 | 2016-07-13 | 上海交通大学 | 石墨烯包覆硅复合负极材料及其制备方法和应用 |
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- 2017-07-05 CN CN201710544133.9A patent/CN107342411B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102306757A (zh) * | 2011-08-26 | 2012-01-04 | 上海交通大学 | 锂离子电池硅石墨烯复合负极材料及其制备方法 |
CN102394287A (zh) * | 2011-11-24 | 2012-03-28 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子电池硅碳负极材料及其制备方法 |
CN102394288A (zh) * | 2011-11-24 | 2012-03-28 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子电池用的硅碳负极材料及其制备方法 |
CN104332613A (zh) * | 2014-11-18 | 2015-02-04 | 东莞市翔丰华电池材料有限公司 | 一种锂离子电池硅碳复合负极材料及其制备方法 |
CN105762360A (zh) * | 2016-04-01 | 2016-07-13 | 上海交通大学 | 石墨烯包覆硅复合负极材料及其制备方法和应用 |
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