CN103078089B - 一种高容量锂离子电池用复合石墨负极材料及其制备方法 - Google Patents
一种高容量锂离子电池用复合石墨负极材料及其制备方法 Download PDFInfo
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- CN103078089B CN103078089B CN201210507690.0A CN201210507690A CN103078089B CN 103078089 B CN103078089 B CN 103078089B CN 201210507690 A CN201210507690 A CN 201210507690A CN 103078089 B CN103078089 B CN 103078089B
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- lithium ion
- negative electrode
- composite graphite
- electrode material
- graphite negative
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 109
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 67
- 239000010439 graphite Substances 0.000 title claims abstract description 67
- 239000002131 composite material Substances 0.000 title claims abstract description 46
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title abstract description 22
- 239000010406 cathode material Substances 0.000 title abstract description 18
- 239000002245 particle Substances 0.000 claims abstract description 8
- 238000001069 Raman spectroscopy Methods 0.000 claims abstract description 7
- 239000013078 crystal Substances 0.000 claims abstract description 6
- 239000000843 powder Substances 0.000 claims abstract description 5
- 238000012545 processing Methods 0.000 claims description 47
- 229910052799 carbon Inorganic materials 0.000 claims description 40
- 239000007773 negative electrode material Substances 0.000 claims description 40
- 229910021382 natural graphite Inorganic materials 0.000 claims description 27
- 239000007770 graphite material Substances 0.000 claims description 26
- 239000002994 raw material Substances 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 22
- 239000003208 petroleum Substances 0.000 claims description 20
- 239000011280 coal tar Substances 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 16
- 230000014759 maintenance of location Effects 0.000 claims description 14
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 12
- 238000012986 modification Methods 0.000 claims description 12
- 230000004048 modification Effects 0.000 claims description 12
- 239000012752 auxiliary agent Substances 0.000 claims description 11
- 230000003197 catalytic effect Effects 0.000 claims description 11
- 238000005087 graphitization Methods 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 6
- 238000005056 compaction Methods 0.000 claims description 5
- 239000011573 trace mineral Substances 0.000 claims description 5
- 235000013619 trace mineral Nutrition 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 235000005074 zinc chloride Nutrition 0.000 claims description 3
- 239000011592 zinc chloride Substances 0.000 claims description 3
- 238000010000 carbonizing Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 64
- 238000012360 testing method Methods 0.000 description 28
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 14
- 229910052744 lithium Inorganic materials 0.000 description 14
- 238000012546 transfer Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- -1 easily charging Chemical compound 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 229910021384 soft carbon Inorganic materials 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910021385 hard carbon Inorganic materials 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000001237 Raman spectrum Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910021383 artificial graphite Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005213 imbibition Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004438 BET method Methods 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000006183 anode active material Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000000262 chemical ionisation mass spectrometry Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000003921 particle size analysis Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- 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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CN201210507690.0A CN103078089B (zh) | 2012-12-03 | 2012-12-03 | 一种高容量锂离子电池用复合石墨负极材料及其制备方法 |
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CN103078089A CN103078089A (zh) | 2013-05-01 |
CN103078089B true CN103078089B (zh) | 2015-06-03 |
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Families Citing this family (6)
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CN104143641B (zh) * | 2013-05-10 | 2018-07-31 | 福建杉杉科技有限公司 | 一种中间相负极材料及其制备方法 |
CN109841831B (zh) | 2019-03-21 | 2020-12-25 | 宁德新能源科技有限公司 | 负极材料及包含该负极材料的负极及电化学装置 |
CN110233241A (zh) * | 2019-07-08 | 2019-09-13 | 无锡市明杨新能源有限公司 | 快充型锂离子电池 |
CN111856293B (zh) * | 2020-06-03 | 2022-12-06 | 天津力神电池股份有限公司 | 一种锂离子电池硅负极材料容量的测试方法 |
DK3968416T3 (da) | 2020-06-04 | 2024-06-10 | Ningde Amperex Technology Ltd | Negativelektrode-aktivmateriale og elektrokemisk indretning og elektronisk indretning, der anvender negativelektrode-aktivmateriale |
CN112201777B (zh) * | 2020-10-09 | 2022-04-22 | 珠海冠宇动力电池有限公司 | 一种高能量密度负极材料及包括该负极材料的负极片和锂离子电池 |
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CN101323447A (zh) * | 2008-07-21 | 2008-12-17 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子电池负极的石墨粉及其制备方法 |
CN101335344A (zh) * | 2007-06-29 | 2008-12-31 | 河南环宇集团有限公司 | 改性天然石墨锂离子电池负极材料及其制造方法和用途 |
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WO2008010312A1 (fr) * | 2006-07-19 | 2008-01-24 | Nippon Carbon Co., Ltd. | Matériau actif pour électrode négative et électrode négative pour batterie rechargeable au lithium ionique |
WO2012133700A1 (ja) * | 2011-03-30 | 2012-10-04 | 三菱化学株式会社 | 非水系二次電池用炭素材、及び負極、並びに、非水系二次電池 |
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CN101335344A (zh) * | 2007-06-29 | 2008-12-31 | 河南环宇集团有限公司 | 改性天然石墨锂离子电池负极材料及其制造方法和用途 |
CN101323447A (zh) * | 2008-07-21 | 2008-12-17 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子电池负极的石墨粉及其制备方法 |
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Address after: 313000 Floors 1-2 and 1-3 of South Building A and C of Xiangyi Industrial Science and Technology Park, Huzhou Economic Development Zone, Zhejiang Province Patentee after: Huzhou Shanshan New Energy Technology Co.,Ltd. Address before: 313000 Floors 1-2 and 1-3 of South Building A and C of Xiangyi Industrial Science and Technology Park, Huzhou Economic Development Zone, Zhejiang Province Patentee before: HUZHOU CHUANGYA POWER BATTERY MATERIALS Co.,Ltd. |
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Denomination of invention: A composite graphite anode material for high capacity lithium ion battery and its preparation method Effective date of registration: 20210629 Granted publication date: 20150603 Pledgee: South Taihu New Area sub branch of Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Huzhou Shanshan New Energy Technology Co.,Ltd. Registration number: Y2021990000561 |
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Date of cancellation: 20231122 Granted publication date: 20150603 Pledgee: South Taihu New Area sub branch of Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Huzhou Shanshan New Energy Technology Co.,Ltd. Registration number: Y2021990000561 |