CN109119594A - 一种混合正极材料的制浆方法 - Google Patents
一种混合正极材料的制浆方法 Download PDFInfo
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- CN109119594A CN109119594A CN201811038436.4A CN201811038436A CN109119594A CN 109119594 A CN109119594 A CN 109119594A CN 201811038436 A CN201811038436 A CN 201811038436A CN 109119594 A CN109119594 A CN 109119594A
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- 239000010405 anode material Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004537 pulping Methods 0.000 title claims abstract description 7
- 239000002002 slurry Substances 0.000 claims abstract description 61
- 239000011149 active material Substances 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 107
- 239000002033 PVDF binder Substances 0.000 claims description 25
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 25
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 22
- 239000002904 solvent Substances 0.000 claims description 22
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 21
- 239000002253 acid Substances 0.000 claims description 21
- 229910052744 lithium Inorganic materials 0.000 claims description 21
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 19
- 238000000498 ball milling Methods 0.000 claims description 19
- 229910017052 cobalt Inorganic materials 0.000 claims description 19
- 239000010941 cobalt Substances 0.000 claims description 19
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 19
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical group [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 18
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 16
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 239000002041 carbon nanotube Substances 0.000 claims description 15
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 15
- 239000002270 dispersing agent Substances 0.000 claims description 15
- 239000011230 binding agent Substances 0.000 claims description 14
- 238000000227 grinding Methods 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000006229 carbon black Substances 0.000 claims 1
- 239000006185 dispersion Substances 0.000 abstract 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 description 30
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 9
- 229910052708 sodium Inorganic materials 0.000 description 9
- 239000011734 sodium Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 6
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 6
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 6
- 229940105329 carboxymethylcellulose Drugs 0.000 description 6
- AQLLBJAXUCIJSR-UHFFFAOYSA-N OC(=O)C[Na] Chemical compound OC(=O)C[Na] AQLLBJAXUCIJSR-UHFFFAOYSA-N 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229920003123 carboxymethyl cellulose sodium Polymers 0.000 description 2
- 229940063834 carboxymethylcellulose sodium Drugs 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000006258 conductive agent Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
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CN201811038436.4A CN109119594B (zh) | 2018-09-06 | 2018-09-06 | 一种混合正极材料的制浆方法 |
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CN201811038436.4A CN109119594B (zh) | 2018-09-06 | 2018-09-06 | 一种混合正极材料的制浆方法 |
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CN109119594A true CN109119594A (zh) | 2019-01-01 |
CN109119594B CN109119594B (zh) | 2020-04-28 |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109786714A (zh) * | 2019-01-28 | 2019-05-21 | 李壮 | 一种基于锰酸锂材料的混合正极浆料的制备方法 |
CN110010873A (zh) * | 2019-04-09 | 2019-07-12 | 孙刘云 | 一种混合正极浆料的制备方法 |
CN110034276A (zh) * | 2019-04-30 | 2019-07-19 | 袁永华 | 一种正极材料的混料制浆方法 |
CN110098403A (zh) * | 2019-06-11 | 2019-08-06 | 邓丽萍 | 一种三元材料电极浆料的制备方法 |
CN110581256A (zh) * | 2019-10-17 | 2019-12-17 | 朱虎 | 一种磷酸铁锂正极的制备方法 |
CN110690410A (zh) * | 2019-10-18 | 2020-01-14 | 陆晨杰 | 一种用于锂离子电池正极的制备方法 |
CN111370668A (zh) * | 2020-03-19 | 2020-07-03 | 陆晨杰 | 一种复合阴极的制浆方法 |
CN111430694A (zh) * | 2020-04-09 | 2020-07-17 | 盛蕾 | 一种复合正极浆料的混料方法 |
CN113690412A (zh) * | 2021-06-16 | 2021-11-23 | 浙江锂威能源科技有限公司 | 一种活性浆料及其制备方法、正极片、锂离子电池 |
CN113725399A (zh) * | 2021-08-26 | 2021-11-30 | 湖北亿纬动力有限公司 | 多层结构的电池极片及其制备方法 |
CN114420913A (zh) * | 2022-01-24 | 2022-04-29 | 上海兰钧新能源科技有限公司 | 一种正极浆料制作方法 |
Citations (3)
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 |
CN103579579A (zh) * | 2012-08-06 | 2014-02-12 | 万向电动汽车有限公司 | 一种锂离子电池水性正极浆料及其制备方法 |
CN106207129A (zh) * | 2016-08-31 | 2016-12-07 | 中航锂电(洛阳)有限公司 | 一种高倍率锂离子电池正极浆料的制备方法 |
-
2018
- 2018-09-06 CN CN201811038436.4A patent/CN109119594B/zh active Active
Patent Citations (3)
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 |
CN103579579A (zh) * | 2012-08-06 | 2014-02-12 | 万向电动汽车有限公司 | 一种锂离子电池水性正极浆料及其制备方法 |
CN106207129A (zh) * | 2016-08-31 | 2016-12-07 | 中航锂电(洛阳)有限公司 | 一种高倍率锂离子电池正极浆料的制备方法 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109786714A (zh) * | 2019-01-28 | 2019-05-21 | 李壮 | 一种基于锰酸锂材料的混合正极浆料的制备方法 |
CN110010873A (zh) * | 2019-04-09 | 2019-07-12 | 孙刘云 | 一种混合正极浆料的制备方法 |
CN110010873B (zh) * | 2019-04-09 | 2020-09-04 | 江西迪比科股份有限公司 | 一种混合正极浆料的制备方法 |
CN110034276A (zh) * | 2019-04-30 | 2019-07-19 | 袁永华 | 一种正极材料的混料制浆方法 |
CN110098403A (zh) * | 2019-06-11 | 2019-08-06 | 邓丽萍 | 一种三元材料电极浆料的制备方法 |
CN110581256A (zh) * | 2019-10-17 | 2019-12-17 | 朱虎 | 一种磷酸铁锂正极的制备方法 |
CN110690410A (zh) * | 2019-10-18 | 2020-01-14 | 陆晨杰 | 一种用于锂离子电池正极的制备方法 |
CN111370668A (zh) * | 2020-03-19 | 2020-07-03 | 陆晨杰 | 一种复合阴极的制浆方法 |
CN111430694A (zh) * | 2020-04-09 | 2020-07-17 | 盛蕾 | 一种复合正极浆料的混料方法 |
CN113690412A (zh) * | 2021-06-16 | 2021-11-23 | 浙江锂威能源科技有限公司 | 一种活性浆料及其制备方法、正极片、锂离子电池 |
CN113725399A (zh) * | 2021-08-26 | 2021-11-30 | 湖北亿纬动力有限公司 | 多层结构的电池极片及其制备方法 |
CN114420913A (zh) * | 2022-01-24 | 2022-04-29 | 上海兰钧新能源科技有限公司 | 一种正极浆料制作方法 |
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CB03 | Change of inventor or designer information |
Inventor after: Fu Shushun Inventor after: He Qing Inventor after: Deng Liping Inventor before: Deng Liping |
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TA01 | Transfer of patent application right |
Effective date of registration: 20200330 Address after: 529040 second floor of building 6, No. 383, Jinou Road, Jianghai District, Jiangmen City, Guangdong Province (business place: Building 1, No. 383, Waihai Jinou Road, Jianghai District, Jiangmen City) Applicant after: JIANGMEN POWER ELECTRONIC Co.,Ltd. Address before: 215000 No. 5 Xinghan Street, Suzhou Industrial Park, Jiangsu Province Applicant before: Deng Liping |
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