CN108172791A - 复合物负极材料及其制备方法、锂离子电池 - Google Patents
复合物负极材料及其制备方法、锂离子电池 Download PDFInfo
- Publication number
- CN108172791A CN108172791A CN201711430278.2A CN201711430278A CN108172791A CN 108172791 A CN108172791 A CN 108172791A CN 201711430278 A CN201711430278 A CN 201711430278A CN 108172791 A CN108172791 A CN 108172791A
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- Prior art keywords
- composite materials
- lithium
- cathode composite
- ion battery
- negative material
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Links
- 239000002131 composite material Substances 0.000 title claims abstract description 99
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 50
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 106
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 88
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 83
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 56
- 239000000126 substance Substances 0.000 claims description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 20
- 239000002994 raw material Substances 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 18
- 229910052799 carbon Inorganic materials 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 15
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 12
- 238000005253 cladding Methods 0.000 claims description 12
- 229910052710 silicon Inorganic materials 0.000 claims description 12
- 239000010703 silicon Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003575 carbonaceous material Substances 0.000 claims description 4
- 238000010304 firing Methods 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 239000012071 phase Substances 0.000 claims description 3
- 239000007790 solid phase Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000013078 crystal Substances 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims description 2
- 230000008025 crystallization Effects 0.000 claims description 2
- 229910021389 graphene Inorganic materials 0.000 claims description 2
- 229910021385 hard carbon Inorganic materials 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 239000003273 ketjen black Substances 0.000 claims description 2
- 239000007791 liquid phase Substances 0.000 claims description 2
- 229910003002 lithium salt Inorganic materials 0.000 claims description 2
- 159000000002 lithium salts Chemical class 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 239000002071 nanotube Substances 0.000 claims description 2
- 239000002070 nanowire Substances 0.000 claims description 2
- 229910021384 soft carbon Inorganic materials 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 238000001291 vacuum drying Methods 0.000 description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 15
- 150000001875 compounds Chemical class 0.000 description 12
- 238000002156 mixing Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000005229 chemical vapour deposition Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- 238000012360 testing method Methods 0.000 description 6
- 239000000377 silicon dioxide Substances 0.000 description 5
- 238000000498 ball milling Methods 0.000 description 4
- 239000010406 cathode material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 235000013312 flour Nutrition 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000011863 silicon-based powder Substances 0.000 description 4
- 235000013339 cereals Nutrition 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000008246 gaseous mixture Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000004451 qualitative analysis Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 235000014413 iron hydroxide Nutrition 0.000 description 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 239000011366 tin-based material Substances 0.000 description 1
Classifications
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/364—Composites as mixtures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
-
- 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
项目 | 充电容量(mAh/g) | 放电容量(mAh/g) | 充放电效率(%) |
实施例1 | 1484 | 1290 | 86.9 |
实施例2 | 1401 | 1259 | 89.9 |
实施例3 | 1640 | 1348 | 82.2 |
对比例 | 2120.7 | 1627.8 | 76.8 |
Claims (10)
Priority Applications (1)
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CN201711430278.2A CN108172791B (zh) | 2017-12-25 | 2017-12-25 | 复合物负极材料及其制备方法、锂离子电池 |
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CN201711430278.2A CN108172791B (zh) | 2017-12-25 | 2017-12-25 | 复合物负极材料及其制备方法、锂离子电池 |
Publications (2)
Publication Number | Publication Date |
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CN108172791A true CN108172791A (zh) | 2018-06-15 |
CN108172791B CN108172791B (zh) | 2020-10-16 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111205100A (zh) * | 2020-03-02 | 2020-05-29 | 西北工业大学 | 无催化先驱体浸渍裂解法原位生长碳化硅纳米线的方法 |
CN111403693A (zh) * | 2019-01-02 | 2020-07-10 | 宁德新能源科技有限公司 | 负极活性材料和使用其的负极极片、电化学装置和电子装置 |
CN112420989A (zh) * | 2020-11-10 | 2021-02-26 | 成都爱敏特新能源技术有限公司 | 一种预锂化设备及使用方法 |
CN113948688A (zh) * | 2021-09-30 | 2022-01-18 | 浙江锂宸新材料科技有限公司 | 一种改性预锂化硅氧复合材料及其制备方法和应用 |
CN118299549A (zh) * | 2024-06-05 | 2024-07-05 | 贝特瑞新材料集团股份有限公司 | 负极材料及电池 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1407641A (zh) * | 2001-09-05 | 2003-04-02 | 信越化学工业株式会社 | 含锂氧化硅粉末及其制造方法 |
JP2007035358A (ja) * | 2005-07-25 | 2007-02-08 | Toyota Central Res & Dev Lab Inc | 正極活物質及びその製造方法、並びにリチウムイオン二次電池 |
CN101395741A (zh) * | 2007-03-16 | 2009-03-25 | 松下电器产业株式会社 | 电化学元件及其电极的制造方法、制造装置 |
CN101420021A (zh) * | 2007-10-26 | 2009-04-29 | 清华大学 | 锂离子电池正极及其制备方法 |
CN101675545A (zh) * | 2007-07-19 | 2010-03-17 | 松下电器产业株式会社 | 锂离子二次电池 |
CN102449816A (zh) * | 2010-06-25 | 2012-05-09 | 松下电器产业株式会社 | 锂离子二次电池 |
JP2013012392A (ja) * | 2011-06-29 | 2013-01-17 | Panasonic Corp | 負極板及びその製造方法 |
CN106356508A (zh) * | 2016-09-29 | 2017-01-25 | 深圳市贝特瑞新能源材料股份有限公司 | 一种复合物、其制备方法及采用该复合物制备的负极和锂离子电池 |
CN106450229A (zh) * | 2016-11-22 | 2017-02-22 | 深圳市鑫永丰科技有限公司 | 一种导电聚合物包覆的金属锂粉及其制备方法及制备装置 |
CN106797017A (zh) * | 2014-05-12 | 2017-05-31 | 通用汽车环球科技运作有限责任公司 | 使用多个大气等离子喷嘴的锂电池制造过程 |
-
2017
- 2017-12-25 CN CN201711430278.2A patent/CN108172791B/zh active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1407641A (zh) * | 2001-09-05 | 2003-04-02 | 信越化学工业株式会社 | 含锂氧化硅粉末及其制造方法 |
JP2007035358A (ja) * | 2005-07-25 | 2007-02-08 | Toyota Central Res & Dev Lab Inc | 正極活物質及びその製造方法、並びにリチウムイオン二次電池 |
CN101395741A (zh) * | 2007-03-16 | 2009-03-25 | 松下电器产业株式会社 | 电化学元件及其电极的制造方法、制造装置 |
CN101675545A (zh) * | 2007-07-19 | 2010-03-17 | 松下电器产业株式会社 | 锂离子二次电池 |
CN101420021A (zh) * | 2007-10-26 | 2009-04-29 | 清华大学 | 锂离子电池正极及其制备方法 |
CN102449816A (zh) * | 2010-06-25 | 2012-05-09 | 松下电器产业株式会社 | 锂离子二次电池 |
JP2013012392A (ja) * | 2011-06-29 | 2013-01-17 | Panasonic Corp | 負極板及びその製造方法 |
CN106797017A (zh) * | 2014-05-12 | 2017-05-31 | 通用汽车环球科技运作有限责任公司 | 使用多个大气等离子喷嘴的锂电池制造过程 |
CN106356508A (zh) * | 2016-09-29 | 2017-01-25 | 深圳市贝特瑞新能源材料股份有限公司 | 一种复合物、其制备方法及采用该复合物制备的负极和锂离子电池 |
CN106450229A (zh) * | 2016-11-22 | 2017-02-22 | 深圳市鑫永丰科技有限公司 | 一种导电聚合物包覆的金属锂粉及其制备方法及制备装置 |
Non-Patent Citations (1)
Title |
---|
TAO CHEN等: "Recent advancement of SiOx based anodes for lithium-ion batteries", 《JOURNAL OF POWER SOURCES》 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111403693A (zh) * | 2019-01-02 | 2020-07-10 | 宁德新能源科技有限公司 | 负极活性材料和使用其的负极极片、电化学装置和电子装置 |
CN111403693B (zh) * | 2019-01-02 | 2021-08-13 | 宁德新能源科技有限公司 | 负极活性材料和使用其的负极极片、电化学装置和电子装置 |
US11145852B2 (en) | 2019-01-02 | 2021-10-12 | Ningde Amperex Technology Limited | Anode active material and anode using same, electrochemical device and electronic device |
CN111205100A (zh) * | 2020-03-02 | 2020-05-29 | 西北工业大学 | 无催化先驱体浸渍裂解法原位生长碳化硅纳米线的方法 |
CN112420989A (zh) * | 2020-11-10 | 2021-02-26 | 成都爱敏特新能源技术有限公司 | 一种预锂化设备及使用方法 |
CN112420989B (zh) * | 2020-11-10 | 2024-01-26 | 成都爱敏特新能源技术有限公司 | 一种预锂化设备及使用方法 |
CN113948688A (zh) * | 2021-09-30 | 2022-01-18 | 浙江锂宸新材料科技有限公司 | 一种改性预锂化硅氧复合材料及其制备方法和应用 |
CN118299549A (zh) * | 2024-06-05 | 2024-07-05 | 贝特瑞新材料集团股份有限公司 | 负极材料及电池 |
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Publication number | Publication date |
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CN108172791B (zh) | 2020-10-16 |
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