CN105161684A - 一种锂电池正极浆料及其制备方法 - Google Patents
一种锂电池正极浆料及其制备方法 Download PDFInfo
- Publication number
- CN105161684A CN105161684A CN201510548815.8A CN201510548815A CN105161684A CN 105161684 A CN105161684 A CN 105161684A CN 201510548815 A CN201510548815 A CN 201510548815A CN 105161684 A CN105161684 A CN 105161684A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- slurry
- battery anode
- organic solvent
- positive electrode
- 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.)
- Granted
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 72
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- 239000003960 organic solvent Substances 0.000 claims abstract description 39
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 28
- 239000011230 binding agent Substances 0.000 claims abstract description 18
- 239000006258 conductive agent Substances 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 239000006256 anode slurry Substances 0.000 claims description 49
- 239000002002 slurry Substances 0.000 claims description 47
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 23
- 239000011362 coarse particle Substances 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 239000007774 positive electrode material Substances 0.000 claims description 15
- 238000004513 sizing Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 9
- 239000006229 carbon black Substances 0.000 claims description 8
- 239000002041 carbon nanotube Substances 0.000 claims description 8
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 239000002270 dispersing agent Substances 0.000 claims description 7
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 6
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 6
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 5
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- OVAQODDUFGFVPR-UHFFFAOYSA-N lithium cobalt(2+) dioxido(dioxo)manganese Chemical compound [Li+].[Mn](=O)(=O)([O-])[O-].[Co+2] OVAQODDUFGFVPR-UHFFFAOYSA-N 0.000 claims description 3
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 claims description 2
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000007865 diluting Methods 0.000 claims description 2
- ILXAVRFGLBYNEJ-UHFFFAOYSA-K lithium;manganese(2+);phosphate Chemical compound [Li+].[Mn+2].[O-]P([O-])([O-])=O ILXAVRFGLBYNEJ-UHFFFAOYSA-K 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000014759 maintenance of location Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 239000013543 active substance Substances 0.000 abstract 1
- 239000000470 constituent Substances 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 239000003623 enhancer Substances 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 11
- 239000002904 solvent Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 229920003169 water-soluble polymer Polymers 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000011263 electroactive material Substances 0.000 description 2
- 239000011267 electrode slurry Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 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
-
- 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
-
- 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
- H01M4/621—Binders
-
- 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
- H01M4/624—Electric conductive fillers
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
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CN201510548815.8A CN105161684B (zh) | 2015-08-31 | 2015-08-31 | 一种锂电池正极浆料及其制备方法 |
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CN201510548815.8A CN105161684B (zh) | 2015-08-31 | 2015-08-31 | 一种锂电池正极浆料及其制备方法 |
Publications (2)
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CN105161684A true CN105161684A (zh) | 2015-12-16 |
CN105161684B CN105161684B (zh) | 2018-11-13 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105470512A (zh) * | 2016-01-15 | 2016-04-06 | 河南比得力高新能源科技有限公司 | 一种动力锂离子电池的浆料制备工艺 |
CN108767193A (zh) * | 2018-06-06 | 2018-11-06 | 江苏卓高新材料科技有限公司 | 含低溶胀石墨涂层的正极和锂电池 |
CN110061222A (zh) * | 2019-04-30 | 2019-07-26 | 郑州中科新兴产业技术研究院 | 一种锂电池浆料制备方法及其应用 |
CN110797536A (zh) * | 2019-10-24 | 2020-02-14 | 桑顿新能源科技(长沙)有限公司 | 一种锂离子电池正极浆料及其制备方法与锂离子电池 |
CN111111590A (zh) * | 2019-12-27 | 2020-05-08 | 苏州清陶新能源科技有限公司 | 一种正极浆料搅拌方法 |
CN112467129A (zh) * | 2020-11-02 | 2021-03-09 | 东莞市煜信恩能源科技有限公司 | 一种可提高电池综合性能导电剂材料的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103035924A (zh) * | 2012-12-31 | 2013-04-10 | 山东海特电子新材料有限公司 | 高倍率锂离子电池正极浆料及其制备方法 |
CN103208631A (zh) * | 2012-01-17 | 2013-07-17 | 万向电动汽车有限公司 | 一种锂电池正极浆料及其制备方法 |
CN103730636A (zh) * | 2013-12-20 | 2014-04-16 | 广西科技大学 | 制备高电位LiNi0.5Mn1.5O4锂离子电池正极片方法 |
CN104347847A (zh) * | 2013-08-06 | 2015-02-11 | 中国人民解放军63971部队 | 一种锰酸锂-三元材料复合正极极片的制备方法 |
CN104617336A (zh) * | 2015-02-12 | 2015-05-13 | 中国工程物理研究院化工材料研究所 | 一种线性柔性的锂离子电池及其制备方法 |
-
2015
- 2015-08-31 CN CN201510548815.8A patent/CN105161684B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103208631A (zh) * | 2012-01-17 | 2013-07-17 | 万向电动汽车有限公司 | 一种锂电池正极浆料及其制备方法 |
CN103035924A (zh) * | 2012-12-31 | 2013-04-10 | 山东海特电子新材料有限公司 | 高倍率锂离子电池正极浆料及其制备方法 |
CN104347847A (zh) * | 2013-08-06 | 2015-02-11 | 中国人民解放军63971部队 | 一种锰酸锂-三元材料复合正极极片的制备方法 |
CN103730636A (zh) * | 2013-12-20 | 2014-04-16 | 广西科技大学 | 制备高电位LiNi0.5Mn1.5O4锂离子电池正极片方法 |
CN104617336A (zh) * | 2015-02-12 | 2015-05-13 | 中国工程物理研究院化工材料研究所 | 一种线性柔性的锂离子电池及其制备方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105470512A (zh) * | 2016-01-15 | 2016-04-06 | 河南比得力高新能源科技有限公司 | 一种动力锂离子电池的浆料制备工艺 |
CN105470512B (zh) * | 2016-01-15 | 2017-12-01 | 河南比得力高新能源科技有限公司 | 一种动力锂离子电池的浆料制备工艺 |
CN108767193A (zh) * | 2018-06-06 | 2018-11-06 | 江苏卓高新材料科技有限公司 | 含低溶胀石墨涂层的正极和锂电池 |
CN110061222A (zh) * | 2019-04-30 | 2019-07-26 | 郑州中科新兴产业技术研究院 | 一种锂电池浆料制备方法及其应用 |
CN110797536A (zh) * | 2019-10-24 | 2020-02-14 | 桑顿新能源科技(长沙)有限公司 | 一种锂离子电池正极浆料及其制备方法与锂离子电池 |
CN111111590A (zh) * | 2019-12-27 | 2020-05-08 | 苏州清陶新能源科技有限公司 | 一种正极浆料搅拌方法 |
CN112467129A (zh) * | 2020-11-02 | 2021-03-09 | 东莞市煜信恩能源科技有限公司 | 一种可提高电池综合性能导电剂材料的制备方法 |
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Publication number | Publication date |
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CN105161684B (zh) | 2018-11-13 |
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Effective date of registration: 20201110 Address after: Room 111-2, building 6, Ruiyun, No.99, Furong Zhongsan Road, Xishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee after: Wuxi Pinyuan Intellectual Property Service Co., Ltd Address before: Huishan District of Jiangsu city in Wuxi Province before 214000 Zhou Zhen Xing Zhou Road No. 11 (joybon power pipe factory) Patentee before: WUXI JIABANG ELECTRIC POWER PIPE FACTORY |
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Effective date of registration: 20211201 Address after: Room 705-145, floor 7, No. 22, dongbeitang east section, Xigang Road, Xishan District, Wuxi City, Jiangsu Province, 214000 Patentee after: Wuxi Pinyuan Intellectual Property Consulting Co.,Ltd. Address before: Room 111-2, building 6, Ruiyun, No. 99, Furong Zhongsan Road, Xishan Economic Development Zone, Wuxi City, Jiangsu Province, 214100 Patentee before: Wuxi Pinyuan Intellectual Property Service Co., Ltd |