CN107863493A - 一种锂电池负极极片的制备方法 - Google Patents
一种锂电池负极极片的制备方法 Download PDFInfo
- Publication number
- CN107863493A CN107863493A CN201711017018.2A CN201711017018A CN107863493A CN 107863493 A CN107863493 A CN 107863493A CN 201711017018 A CN201711017018 A CN 201711017018A CN 107863493 A CN107863493 A CN 107863493A
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- copper foil
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- ludox
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- 238000002360 preparation method Methods 0.000 title claims abstract description 41
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 124
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 33
- 239000002105 nanoparticle Substances 0.000 claims abstract description 29
- 239000002608 ionic liquid Substances 0.000 claims abstract description 27
- 125000002091 cationic group Chemical group 0.000 claims abstract description 15
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims abstract description 10
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 69
- 239000011889 copper foil Substances 0.000 claims description 49
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 36
- 229910000077 silane Inorganic materials 0.000 claims description 36
- 238000006243 chemical reaction Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 30
- 239000002245 particle Substances 0.000 claims description 30
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 29
- 238000004544 sputter deposition Methods 0.000 claims description 29
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 28
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 27
- 239000010410 layer Substances 0.000 claims description 23
- 229910052802 copper Inorganic materials 0.000 claims description 20
- 239000010949 copper Substances 0.000 claims description 20
- 239000011248 coating agent Substances 0.000 claims description 18
- 238000000576 coating method Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 16
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 14
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 14
- 238000001291 vacuum drying Methods 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 230000035484 reaction time Effects 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000011521 glass Substances 0.000 claims description 12
- 238000005304 joining Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- 239000010406 cathode material Substances 0.000 claims description 8
- 238000005660 chlorination reaction Methods 0.000 claims description 8
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 7
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 7
- 229910052786 argon Inorganic materials 0.000 claims description 7
- 239000011247 coating layer Substances 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 7
- -1 glyoxaline ion Chemical class 0.000 claims description 7
- 230000007062 hydrolysis Effects 0.000 claims description 7
- 238000006460 hydrolysis reaction Methods 0.000 claims description 7
- 230000005661 hydrophobic surface Effects 0.000 claims description 7
- 229920000609 methyl cellulose Polymers 0.000 claims description 7
- 239000001923 methylcellulose Substances 0.000 claims description 7
- 238000004062 sedimentation Methods 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 239000003643 water by type Substances 0.000 claims description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- 239000002562 thickening agent Substances 0.000 claims description 6
- 238000010792 warming Methods 0.000 claims description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims description 2
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims description 2
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 2
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims description 2
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 2
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 2
- ULWHHBHJGPPBCO-UHFFFAOYSA-N propane-1,1-diol Chemical class CCC(O)O ULWHHBHJGPPBCO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims 2
- PHTQWCKDNZKARW-UHFFFAOYSA-N isoamylol Chemical compound CC(C)CCO PHTQWCKDNZKARW-UHFFFAOYSA-N 0.000 claims 2
- KAIPKTYOBMEXRR-UHFFFAOYSA-N 1-butyl-3-methyl-2h-imidazole Chemical class CCCCN1CN(C)C=C1 KAIPKTYOBMEXRR-UHFFFAOYSA-N 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 235000010981 methylcellulose Nutrition 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims 1
- 229910010271 silicon carbide Inorganic materials 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- 229910001416 lithium ion Inorganic materials 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 7
- 239000006258 conductive agent Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 5
- 238000000151 deposition Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000004087 circulation Effects 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000007581 slurry coating method Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- ZVLDJSZFKQJMKD-UHFFFAOYSA-N [Li].[Si] Chemical compound [Li].[Si] ZVLDJSZFKQJMKD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004411 aluminium Substances 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
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009831 deintercalation Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000707 layer-by-layer assembly Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007591 painting process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000758 substrate 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
- H01M4/13—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
-
- 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
- H01M10/052—Li-accumulators
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0421—Methods of deposition of the material involving vapour deposition
- H01M4/0423—Physical vapour deposition
- H01M4/0426—Sputtering
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
放电容量(mAh/g) | 首次充放电效率(%) | |
实施例1 | 1103.2 | 94.2 |
实施例2 | 994.1 | 94.8 |
实施例3 | 1098.3 | 95.6 |
对照例1 | 893.8 | 91.4 |
对照例2 | 886.4 | 90.3 |
电容量保持率% | |
实施例1 | 90.9 |
实施例2 | 89.7 |
实施例3 | 90.8 |
对照例1 | 82.3 |
对照例2 | 81.8 |
Claims (7)
Priority Applications (1)
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CN201711017018.2A CN107863493B (zh) | 2017-10-26 | 2017-10-26 | 一种锂电池负极极片的制备方法 |
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CN201711017018.2A CN107863493B (zh) | 2017-10-26 | 2017-10-26 | 一种锂电池负极极片的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN107863493A true CN107863493A (zh) | 2018-03-30 |
CN107863493B CN107863493B (zh) | 2020-05-08 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108543516A (zh) * | 2018-03-31 | 2018-09-18 | 毛强平 | 一种锂离子选择性吸附剂、制备方法以及从卤水提锂的工艺 |
CN109065843A (zh) * | 2018-07-03 | 2018-12-21 | 中国科学院金属研究所 | 一种锂离子电池负极片及其制备方法 |
CN109135345A (zh) * | 2018-08-01 | 2019-01-04 | 安徽锦华氧化锌有限公司 | 一种橡胶制品用离子液体-防老偶联剂改性纳米白炭黑的方法 |
CN111653767A (zh) * | 2020-02-27 | 2020-09-11 | 乳源东阳光磁性材料有限公司 | 一种高镍多晶三元正极材料的洗涤工艺及制备方法 |
WO2022181257A1 (ja) * | 2021-02-26 | 2022-09-01 | パナソニックIpマネジメント株式会社 | 電池用電極合剤および非水電解質二次電池 |
CN115799676A (zh) * | 2022-12-13 | 2023-03-14 | 上海恩捷新材料科技有限公司 | 一种电解质添加剂及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103117378A (zh) * | 2013-01-25 | 2013-05-22 | 浙江大学 | 静电自组装制备CuO纳米片与碳纳米管复合材料的方法及用途 |
CN104466243A (zh) * | 2014-12-09 | 2015-03-25 | 上海交通大学 | 一种复合全固态聚合物电解质及其制备方法 |
CN104466237A (zh) * | 2014-12-09 | 2015-03-25 | 上海交通大学 | 一种封装离子液体的复合介孔二氧化硅及其制备和应用 |
CN106450234A (zh) * | 2016-12-05 | 2017-02-22 | 新疆维吾尔自治区产品质量监督检验研究院 | 一种球形二氧化钛/石墨烯柔性复合材料的制备方法 |
-
2017
- 2017-10-26 CN CN201711017018.2A patent/CN107863493B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103117378A (zh) * | 2013-01-25 | 2013-05-22 | 浙江大学 | 静电自组装制备CuO纳米片与碳纳米管复合材料的方法及用途 |
CN104466243A (zh) * | 2014-12-09 | 2015-03-25 | 上海交通大学 | 一种复合全固态聚合物电解质及其制备方法 |
CN104466237A (zh) * | 2014-12-09 | 2015-03-25 | 上海交通大学 | 一种封装离子液体的复合介孔二氧化硅及其制备和应用 |
CN106450234A (zh) * | 2016-12-05 | 2017-02-22 | 新疆维吾尔自治区产品质量监督检验研究院 | 一种球形二氧化钛/石墨烯柔性复合材料的制备方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108543516A (zh) * | 2018-03-31 | 2018-09-18 | 毛强平 | 一种锂离子选择性吸附剂、制备方法以及从卤水提锂的工艺 |
CN108543516B (zh) * | 2018-03-31 | 2020-12-18 | 青海跨界分离技术有限公司 | 一种锂离子选择性吸附剂、制备方法以及从卤水提锂的工艺 |
CN109065843A (zh) * | 2018-07-03 | 2018-12-21 | 中国科学院金属研究所 | 一种锂离子电池负极片及其制备方法 |
CN109135345A (zh) * | 2018-08-01 | 2019-01-04 | 安徽锦华氧化锌有限公司 | 一种橡胶制品用离子液体-防老偶联剂改性纳米白炭黑的方法 |
CN111653767A (zh) * | 2020-02-27 | 2020-09-11 | 乳源东阳光磁性材料有限公司 | 一种高镍多晶三元正极材料的洗涤工艺及制备方法 |
CN111653767B (zh) * | 2020-02-27 | 2021-10-01 | 乳源东阳光磁性材料有限公司 | 一种高镍多晶三元正极材料的洗涤工艺及制备方法 |
WO2022181257A1 (ja) * | 2021-02-26 | 2022-09-01 | パナソニックIpマネジメント株式会社 | 電池用電極合剤および非水電解質二次電池 |
CN115799676A (zh) * | 2022-12-13 | 2023-03-14 | 上海恩捷新材料科技有限公司 | 一种电解质添加剂及其制备方法和应用 |
CN115799676B (zh) * | 2022-12-13 | 2023-09-22 | 江西省通瑞新能源科技发展有限公司 | 一种电解质添加剂及其制备方法和应用 |
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