CN104409684A - 一种锂电池用复合材料及其制备方法 - Google Patents
一种锂电池用复合材料及其制备方法 Download PDFInfo
- Publication number
- CN104409684A CN104409684A CN201410650922.7A CN201410650922A CN104409684A CN 104409684 A CN104409684 A CN 104409684A CN 201410650922 A CN201410650922 A CN 201410650922A CN 104409684 A CN104409684 A CN 104409684A
- Authority
- CN
- China
- Prior art keywords
- composite material
- lithium battery
- battery composite
- ethyl acetate
- mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 61
- 239000002131 composite material Substances 0.000 title claims abstract description 55
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims abstract description 96
- 239000000203 mixture Substances 0.000 claims abstract description 40
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 229920000728 polyester Polymers 0.000 claims abstract description 23
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 claims abstract description 22
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 22
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 22
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 19
- 239000008367 deionised water Substances 0.000 claims abstract description 10
- 239000007787 solid Substances 0.000 claims abstract description 10
- 239000011261 inert gas Substances 0.000 claims abstract description 5
- 239000012298 atmosphere Substances 0.000 claims abstract description 4
- 238000003763 carbonization Methods 0.000 claims abstract description 3
- BEAZKUGSCHFXIQ-UHFFFAOYSA-L zinc;diacetate;dihydrate Chemical compound O.O.[Zn+2].CC([O-])=O.CC([O-])=O BEAZKUGSCHFXIQ-UHFFFAOYSA-L 0.000 claims description 21
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 20
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 9
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 239000001307 helium Substances 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 14
- 238000005406 washing Methods 0.000 abstract description 9
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 abstract 9
- 238000002156 mixing Methods 0.000 abstract 3
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 229920000515 polycarbonate Polymers 0.000 abstract 2
- 239000004417 polycarbonate Substances 0.000 abstract 2
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 abstract 1
- 239000012670 alkaline solution Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 229910021641 deionized water Inorganic materials 0.000 abstract 1
- 238000001291 vacuum drying Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- YZYKBQUWMPUVEN-UHFFFAOYSA-N zafuleptine Chemical compound OC(=O)CCCCCC(C(C)C)NCC1=CC=C(F)C=C1 YZYKBQUWMPUVEN-UHFFFAOYSA-N 0.000 abstract 1
- 239000004246 zinc acetate Substances 0.000 abstract 1
- 230000004087 circulation Effects 0.000 description 12
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 229910001416 lithium ion Inorganic materials 0.000 description 8
- 238000007599 discharging Methods 0.000 description 7
- 229910002804 graphite Inorganic materials 0.000 description 7
- 239000010439 graphite Substances 0.000 description 7
- 238000002390 rotary evaporation Methods 0.000 description 7
- 239000012299 nitrogen atmosphere Substances 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000003575 carbonaceous material Substances 0.000 description 4
- 238000009831 deintercalation Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- -1 8 parts Chemical compound 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- YZSKZXUDGLALTQ-UHFFFAOYSA-N [Li][C] Chemical compound [Li][C] YZSKZXUDGLALTQ-UHFFFAOYSA-N 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000002931 mesocarbon microbead Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
-
- 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
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | |
首次放电容量mAh/g | 680 | 720 | 750 | 730 | 700 |
首次效率% | 65 | 70 | 78 | 73 | 68 |
1000个循环后的放电容量mAh/g | 650 | 700 | 735 | 710 | 675 |
1000个循环后的放电容量损失率% | 4.4 | 2.8 | 2 | 2.7 | 3.6 |
电流30C放电容量mAh/g | 650 | 695 | 730 | 700 | 670 |
电流30C放电容量率% | 95.6 | 96.5 | 97.3 | 95.9 | 95.7 |
对照例1 | 对照例2 | |
首次放电容量mAh/g | 670 | 740 |
首次效率% | 73 | 63 |
1000个循环后的放电容量mAh/g | 630 | 690 |
1000个循环后的放电容量损失率% | 6 | 6.8 |
电流30C放电容量mAh/g | 630 | 710 |
电流30C放电容量率% | 94 | 96 |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410650922.7A CN104409684B (zh) | 2014-11-14 | 2014-11-14 | 一种锂电池用复合材料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410650922.7A CN104409684B (zh) | 2014-11-14 | 2014-11-14 | 一种锂电池用复合材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104409684A true CN104409684A (zh) | 2015-03-11 |
CN104409684B CN104409684B (zh) | 2017-05-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410650922.7A Active CN104409684B (zh) | 2014-11-14 | 2014-11-14 | 一种锂电池用复合材料及其制备方法 |
Country Status (1)
Country | Link |
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CN (1) | CN104409684B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108461717A (zh) * | 2017-02-20 | 2018-08-28 | 天津科润自动化技术有限公司 | 一种锂电池用复合材料及其制备方法 |
CN108598407A (zh) * | 2018-04-19 | 2018-09-28 | 崔晓迪 | 一种锂电池用复合材料及其制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102881869A (zh) * | 2012-09-26 | 2013-01-16 | 东莞市翔丰华电池材料有限公司 | 一种锂离子电池用的改性硬碳负极材料及其制备方法 |
US20130280603A1 (en) * | 2012-04-20 | 2013-10-24 | Korea Institute Of Energy Research | Method of manufacturing anode active material, and anode and lithium battery using the anode active material |
-
2014
- 2014-11-14 CN CN201410650922.7A patent/CN104409684B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130280603A1 (en) * | 2012-04-20 | 2013-10-24 | Korea Institute Of Energy Research | Method of manufacturing anode active material, and anode and lithium battery using the anode active material |
CN102881869A (zh) * | 2012-09-26 | 2013-01-16 | 东莞市翔丰华电池材料有限公司 | 一种锂离子电池用的改性硬碳负极材料及其制备方法 |
Non-Patent Citations (1)
Title |
---|
曹志东等: "锂离子电池负极热解碳材料的研究", 《复旦大学(自然科学版)》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108461717A (zh) * | 2017-02-20 | 2018-08-28 | 天津科润自动化技术有限公司 | 一种锂电池用复合材料及其制备方法 |
CN108598407A (zh) * | 2018-04-19 | 2018-09-28 | 崔晓迪 | 一种锂电池用复合材料及其制备方法 |
Also Published As
Publication number | Publication date |
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CN104409684B (zh) | 2017-05-10 |
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Inventor after: Zhang Kan Inventor before: Huang Xindong Inventor before: Liu Tianren |
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Effective date of registration: 20170828 Address after: 720000, Xi'an economic and Technological Development Zone, Shaanxi, Fengcheng No. 6, No. 1, Li Jun, V times, unit 2, room 21701 Patentee after: SHAANXI ZHUANYI INTELLECTUAL PROPERTY OPERATION CO.,LTD. Address before: A 530 building 214142 Jiangsu province Wuxi city Wuxi District Branch Park University Science Park Qingyuan Road Room 312 Patentee before: WUXI SUNOCEAN Co.,Ltd. |
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Effective date of registration: 20190715 Address after: 221700 Building B of Undergraduate Pioneer Park in Fengxian Economic Development Zone, Xuzhou City, Jiangsu Province Patentee after: XUZHOU CHUYING ELECTRONIC TECHNOLOGY CO.,LTD. Address before: 720000 Room 2171, Unit 2, Lijun V Age, No. 6 Fengcheng Road, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee before: SHAANXI ZHUANYI INTELLECTUAL PROPERTY OPERATION CO.,LTD. |
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Denomination of invention: Composite material for lithium battery and preparation method thereof Effective date of registration: 20211022 Granted publication date: 20170510 Pledgee: China Construction Bank Fengxian sub branch Pledgor: XUZHOU CHUYING ELECTRONIC TECHNOLOGY CO.,LTD. Registration number: Y2021980011143 |
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Denomination of invention: Composite material for lithium battery and its preparation method Effective date of registration: 20221026 Granted publication date: 20170510 Pledgee: China Construction Bank Fengxian sub branch Pledgor: XUZHOU CHUYING ELECTRONIC TECHNOLOGY CO.,LTD. Registration number: Y2022980019728 |
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Denomination of invention: A composite material for lithium batteries and its preparation method Effective date of registration: 20231113 Granted publication date: 20170510 Pledgee: China Construction Bank Fengxian sub branch Pledgor: XUZHOU CHUYING ELECTRONIC TECHNOLOGY CO.,LTD. Registration number: Y2023980064940 |
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