CN107256969B - 钠离子电池负极浆料的制备方法 - Google Patents
钠离子电池负极浆料的制备方法 Download PDFInfo
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- CN107256969B CN107256969B CN201710442168.1A CN201710442168A CN107256969B CN 107256969 B CN107256969 B CN 107256969B CN 201710442168 A CN201710442168 A CN 201710442168A CN 107256969 B CN107256969 B CN 107256969B
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- 229910001415 sodium ion Inorganic materials 0.000 title claims abstract description 40
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000011267 electrode slurry Substances 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims description 26
- 239000002002 slurry Substances 0.000 claims abstract description 40
- 239000007773 negative electrode material Substances 0.000 claims abstract description 16
- 239000000080 wetting agent Substances 0.000 claims abstract description 12
- 238000003756 stirring Methods 0.000 claims description 41
- 239000002562 thickening agent Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 18
- 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 17
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 17
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 17
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 17
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 16
- 229910021385 hard carbon Inorganic materials 0.000 claims description 15
- 239000002904 solvent Substances 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 9
- 238000004537 pulping Methods 0.000 claims description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 claims description 8
- 238000013329 compounding Methods 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 8
- 239000006258 conductive agent Substances 0.000 claims description 8
- 230000008595 infiltration Effects 0.000 claims description 8
- 238000001764 infiltration Methods 0.000 claims description 8
- 229910021384 soft carbon Inorganic materials 0.000 claims description 8
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 5
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims description 3
- SUAKHGWARZSWIH-UHFFFAOYSA-N N,N‐diethylformamide Chemical compound CCN(CC)C=O SUAKHGWARZSWIH-UHFFFAOYSA-N 0.000 claims description 2
- 229920002125 Sokalan® Polymers 0.000 claims description 2
- 239000006230 acetylene black Substances 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- 239000004584 polyacrylic acid Substances 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 2
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 2
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 239000003575 carbonaceous material Substances 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007864 aqueous solution Substances 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 230000002427 irreversible effect Effects 0.000 abstract description 2
- 238000002791 soaking Methods 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 13
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 239000011888 foil Substances 0.000 description 8
- 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 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 7
- 229910052708 sodium Inorganic materials 0.000 description 7
- 239000011734 sodium Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 229910052744 lithium Inorganic materials 0.000 description 6
- 238000011056 performance test Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- 239000005060 rubber Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000010405 anode material Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 229910019398 NaPF6 Inorganic materials 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 238000007600 charging Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000002687 intercalation Effects 0.000 description 2
- 238000009830 intercalation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010277 constant-current charging Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 125000004436 sodium atom Chemical group 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000009736 wetting 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/054—Accumulators with insertion or intercalation of metals other than lithium, e.g. with magnesium or aluminium
-
- 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
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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
-
- 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)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
| 实例编号 | 放置前浆料固含量% | 放置后浆料固含量% |
| 实例1 | 50.9 | 50.7 |
| 实例2 | 48.4 | 48.0 |
| 实例3 | 46.2 | 45.5 |
| 实例4 | 47.0 | 46.4 |
| 实例5 | 44.2 | 43.4 |
| 实例6 | 50.8 | 50.5 |
| 对比例1 | 51.3 | 45.1 |
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442168.1A CN107256969B (zh) | 2017-06-13 | 2017-06-13 | 钠离子电池负极浆料的制备方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442168.1A CN107256969B (zh) | 2017-06-13 | 2017-06-13 | 钠离子电池负极浆料的制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107256969A CN107256969A (zh) | 2017-10-17 |
| CN107256969B true CN107256969B (zh) | 2019-12-24 |
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| CN (1) | CN107256969B (zh) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109037588A (zh) * | 2018-08-30 | 2018-12-18 | 上海力信能源科技有限责任公司 | 一种改善对箔材润湿性的负极浆料的制备方法与应用 |
| CN110364736A (zh) * | 2019-07-12 | 2019-10-22 | 大连恒超锂业科技有限公司 | 一种锂电池负极浆料及其制备方法 |
| CN110487665A (zh) * | 2019-08-23 | 2019-11-22 | 深圳市比克动力电池有限公司 | 一种极片的浸润性检测方法 |
| CN114400304B (zh) * | 2021-11-25 | 2023-12-05 | 成都新英能基科技有限公司 | 用于钠离子电池的负极浆料、应用及制备工艺 |
| CN115188965B (zh) * | 2022-07-19 | 2025-03-25 | 江苏众钠能源科技有限公司 | 一种钠离子电池负极浆料及其制备极片的方法 |
| WO2024045158A1 (zh) * | 2022-09-02 | 2024-03-07 | 宁德时代新能源科技股份有限公司 | 酰胺类化合物及其制备方法、极片、二次电池和用电装置 |
| CN115763682B (zh) * | 2022-09-07 | 2025-09-16 | 星恒电源股份有限公司 | 一种钠离子电池负极浆料的制备方法和负极浆料 |
| CN115513461B (zh) * | 2022-09-30 | 2024-01-30 | 厦门海辰储能科技股份有限公司 | 负极浆料及制备方法、负极片、电池、电池包及用电设备 |
| CN116014126B (zh) * | 2022-11-24 | 2025-07-18 | 浙江大象新能源科技有限公司 | 钠离子电池负极浆料及其制备方法 |
| CN116314826A (zh) * | 2023-04-10 | 2023-06-23 | 浙江鑫钠新材料科技有限公司 | 负极材料、负极浆料的制备方法和钠离子电池 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014109583A1 (ko) * | 2013-01-09 | 2014-07-17 | 한양대학교 산학협력단 | 나트륨 이차 전지 음극 활물질용 산화철 탄소 나노복합체, 이의 제조 방법 및 이를 포함하는 나트륨 이차 전지 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102790218B (zh) * | 2012-08-03 | 2015-07-29 | 杭州天丰电源股份有限公司 | 一种锂离子电池负极浆料制备工艺 |
| CN105047938A (zh) * | 2015-07-16 | 2015-11-11 | 湖北允升科技工业园有限公司 | 一种锂电池负极浆料的制作方法 |
| CN105762359B (zh) * | 2016-03-04 | 2018-06-19 | 深圳市翔丰华科技股份有限公司 | 一种钠离子电池高容量石墨负极材料制备方法 |
| CN105810888B (zh) * | 2016-03-29 | 2018-05-29 | 浙江大学 | 一种电化学贮钠的复合电极及其制备方法 |
| CN106602071B (zh) * | 2016-12-09 | 2020-05-05 | 中国电子新能源(武汉)研究院有限责任公司 | 一种钠离子电池正极浆料及其制备方法 |
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- 2017-06-13 CN CN201710442168.1A patent/CN107256969B/zh active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014109583A1 (ko) * | 2013-01-09 | 2014-07-17 | 한양대학교 산학협력단 | 나트륨 이차 전지 음극 활물질용 산화철 탄소 나노복합체, 이의 제조 방법 및 이를 포함하는 나트륨 이차 전지 |
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| Publication number | Publication date |
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| CN107256969A (zh) | 2017-10-17 |
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Effective date of registration: 20241113 Address after: No. 231 Xingsan Road, Shamao Street, Hannan District, Wuhan City, Hubei Province 430090 Patentee after: WUHAN ZHONGYUAN CHANGJIANG TECHNOLOGY DEVELOPMENT Co.,Ltd. Country or region after: China Address before: 430206 High-tech Avenue 999, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee before: CHINA ELECTRONIC NEW ENERGY (WUHAN) RESEARCH INSTITUTE Co.,Ltd. Country or region before: China |