CN115832267A - 非晶硅/硬碳复合材料及其制备和在锂离子电池中的应用 - Google Patents
非晶硅/硬碳复合材料及其制备和在锂离子电池中的应用 Download PDFInfo
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- CN115832267A CN115832267A CN202111089364.8A CN202111089364A CN115832267A CN 115832267 A CN115832267 A CN 115832267A CN 202111089364 A CN202111089364 A CN 202111089364A CN 115832267 A CN115832267 A CN 115832267A
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- hard carbon
- amorphous silicon
- composite material
- carbon composite
- carbon particles
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- 229910021385 hard carbon Inorganic materials 0.000 title claims abstract description 100
- 229910021417 amorphous silicon Inorganic materials 0.000 title claims abstract description 73
- 239000002131 composite material Substances 0.000 title claims abstract description 55
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims description 28
- 229910001416 lithium ion Inorganic materials 0.000 title claims description 28
- 239000002245 particle Substances 0.000 claims abstract description 31
- 239000011148 porous material Substances 0.000 claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 230000007547 defect Effects 0.000 claims abstract description 13
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 25
- 229910000077 silane Inorganic materials 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 21
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 15
- 239000010703 silicon Substances 0.000 claims description 15
- 239000007773 negative electrode material Substances 0.000 claims description 14
- 238000011049 filling Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims description 2
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 claims description 2
- 239000005052 trichlorosilane Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 34
- 230000000694 effects Effects 0.000 abstract description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052744 lithium Inorganic materials 0.000 abstract description 7
- 238000011160 research Methods 0.000 abstract description 6
- 150000002500 ions Chemical class 0.000 abstract description 5
- 238000012546 transfer Methods 0.000 abstract description 4
- 239000010406 cathode material Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 25
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 239000003575 carbonaceous material Substances 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 11
- 238000001816 cooling Methods 0.000 description 11
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 238000012360 testing method Methods 0.000 description 6
- 229910021419 crystalline silicon Inorganic materials 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical group [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 230000006911 nucleation Effects 0.000 description 4
- 238000010899 nucleation Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000009831 deintercalation Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000007600 charging Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000006258 conductive agent Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010277 constant-current charging Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- -1 lithium hexafluorophosphate Chemical compound 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 229910021470 non-graphitizable carbon Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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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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- Battery Electrode And Active Subsutance (AREA)
Abstract
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CN202111089364.8A CN115832267A (zh) | 2021-09-16 | 2021-09-16 | 非晶硅/硬碳复合材料及其制备和在锂离子电池中的应用 |
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CN202111089364.8A CN115832267A (zh) | 2021-09-16 | 2021-09-16 | 非晶硅/硬碳复合材料及其制备和在锂离子电池中的应用 |
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CN115832267A true CN115832267A (zh) | 2023-03-21 |
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CN202111089364.8A Pending CN115832267A (zh) | 2021-09-16 | 2021-09-16 | 非晶硅/硬碳复合材料及其制备和在锂离子电池中的应用 |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004185984A (ja) * | 2002-12-03 | 2004-07-02 | Osaka Gas Co Ltd | リチウム二次電池用負極材及びそれを用いたリチウム二次電池 |
CN101339987A (zh) * | 2008-07-21 | 2009-01-07 | 长沙市海容电子材料有限公司 | 一种锂离子电池硅碳复合负极材料及其制备方法 |
DE102011004564A1 (de) * | 2011-02-23 | 2012-08-23 | Evonik Litarion Gmbh | Elektrodenmaterial mit hoher Kapazität |
CN102820455A (zh) * | 2012-08-02 | 2012-12-12 | 天津市贝特瑞新能源科技有限公司 | 一种锂离子电池硬碳负极材料及其制备方法和其应用 |
US20180269519A1 (en) * | 2015-12-10 | 2018-09-20 | Lg Chem, Ltd. | Method of preparing negative electrode active material for lithium secondary battery and lithium secondary battery using the same |
US20200020935A1 (en) * | 2017-03-09 | 2020-01-16 | Group14 Technologies, Inc. | Decomposition of silicon-containing precursors on porous scaffold materials |
CN113169307A (zh) * | 2018-11-08 | 2021-07-23 | 奈克松有限公司 | 用于金属离子电池的电活性材料 |
-
2021
- 2021-09-16 CN CN202111089364.8A patent/CN115832267A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004185984A (ja) * | 2002-12-03 | 2004-07-02 | Osaka Gas Co Ltd | リチウム二次電池用負極材及びそれを用いたリチウム二次電池 |
CN101339987A (zh) * | 2008-07-21 | 2009-01-07 | 长沙市海容电子材料有限公司 | 一种锂离子电池硅碳复合负极材料及其制备方法 |
DE102011004564A1 (de) * | 2011-02-23 | 2012-08-23 | Evonik Litarion Gmbh | Elektrodenmaterial mit hoher Kapazität |
CN102820455A (zh) * | 2012-08-02 | 2012-12-12 | 天津市贝特瑞新能源科技有限公司 | 一种锂离子电池硬碳负极材料及其制备方法和其应用 |
US20180269519A1 (en) * | 2015-12-10 | 2018-09-20 | Lg Chem, Ltd. | Method of preparing negative electrode active material for lithium secondary battery and lithium secondary battery using the same |
US20200020935A1 (en) * | 2017-03-09 | 2020-01-16 | Group14 Technologies, Inc. | Decomposition of silicon-containing precursors on porous scaffold materials |
CN113169307A (zh) * | 2018-11-08 | 2021-07-23 | 奈克松有限公司 | 用于金属离子电池的电活性材料 |
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Effective date of registration: 20240506 Address after: 530313 Room 0601, Production Building, Hekai Science and Technology Park, No. 3 Jingchun Road, Liujing Industrial Park, Nanning East New City, Nanning City, Guangxi Zhuang Autonomous Region Applicant after: Nanning Chenyu New Energy Technology Co.,Ltd. Country or region after: China Address before: Yuelu District City, Hunan province 410083 Changsha Lushan Road No. 932 Applicant before: CENTRAL SOUTH University Country or region before: China Applicant before: Hunan Chenxing New Material Research Institute Co.,Ltd. |
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