CN113140706A - 一种电池涂炭工艺及一种锂离子电池的制备方法 - Google Patents
一种电池涂炭工艺及一种锂离子电池的制备方法 Download PDFInfo
- Publication number
- CN113140706A CN113140706A CN202010064650.8A CN202010064650A CN113140706A CN 113140706 A CN113140706 A CN 113140706A CN 202010064650 A CN202010064650 A CN 202010064650A CN 113140706 A CN113140706 A CN 113140706A
- Authority
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- China
- Prior art keywords
- slurry
- carbon
- battery
- lithium ion
- ion battery
- Prior art date
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Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 75
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 62
- 238000000576 coating method Methods 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000002002 slurry Substances 0.000 claims abstract description 49
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000008367 deionised water Substances 0.000 claims abstract description 17
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 17
- 239000002270 dispersing agent Substances 0.000 claims abstract description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 13
- 239000006255 coating slurry Substances 0.000 claims abstract description 9
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 21
- 239000011889 copper foil Substances 0.000 claims description 21
- 238000005303 weighing Methods 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 12
- 239000006185 dispersion Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 239000003792 electrolyte Substances 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000006256 anode slurry Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 230000003213 activating effect Effects 0.000 claims description 3
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 3
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 3
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000013543 active substance Substances 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 description 7
- 238000004804 winding Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000011149 active material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007858 starting material Substances 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
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
- H01M4/1393—Processes of manufacture of electrodes based on 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/058—Construction or 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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
类别 | 容量/mAh | 内阻/Ω | 循环寿命/次 | 形状 |
实施例1 | 15 | 204 | 596 | φ3mm×12mm规则圆柱 |
实施例2 | 15 | 192 | 634 | φ3mm×12mm规则圆柱 |
实施例3 | 15 | 253 | 556 | φ3mm×12mm规则圆柱 |
实施例4 | 15 | 225 | 586 | φ3mm×12mm规则圆柱 |
实施例5 | 15 | 208 | 590 | φ3mm×12mm规则圆柱 |
对比例1 | 12 | 586 | 215 | φ3mm×12mm规则圆柱 |
对比例2 | 3 | 256 | 609 | 2mm×3mm×12mm不规则扁形 |
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010064650.8A CN113140706B (zh) | 2020-01-20 | 2020-01-20 | 一种锂离子电池的制备方法 |
Applications Claiming Priority (1)
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---|---|---|---|
CN202010064650.8A CN113140706B (zh) | 2020-01-20 | 2020-01-20 | 一种锂离子电池的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN113140706A true CN113140706A (zh) | 2021-07-20 |
CN113140706B CN113140706B (zh) | 2022-09-23 |
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Country Status (1)
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20090093339A (ko) * | 2008-02-29 | 2009-09-02 | (주)케이엠티 | 극판의 격리판봉투 자동 삽입장치 |
CN103500812A (zh) * | 2013-09-16 | 2014-01-08 | 杨海燕 | 一种掺杂石墨烯制备高导电浆料的方法 |
JP2014056715A (ja) * | 2012-09-12 | 2014-03-27 | Toyota Industries Corp | 蓄電装置 |
CN105261760A (zh) * | 2015-10-30 | 2016-01-20 | 中航锂电(洛阳)有限公司 | 锂离子电池水性正极复合集流体、正极片及其制备方法、锂离子电池 |
CN105720297A (zh) * | 2016-04-29 | 2016-06-29 | 深圳市力为锂能科技有限公司 | 一种锂离子电池及其制备方法 |
CN105932297A (zh) * | 2016-06-12 | 2016-09-07 | 华南理工大学 | 一种碳纳米管导电涂层集流体及其制备工艺 |
US20180040900A1 (en) * | 2016-08-08 | 2018-02-08 | Nanotek Instruments, Inc. | Graphene oxide-bonded metal foil thin film current collector and battery and supercapacitor containing same |
CN108428855A (zh) * | 2018-01-29 | 2018-08-21 | 深圳市沃特玛电池有限公司 | 一种涂炭箔的制备方法及锂离子电池 |
-
2020
- 2020-01-20 CN CN202010064650.8A patent/CN113140706B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20090093339A (ko) * | 2008-02-29 | 2009-09-02 | (주)케이엠티 | 극판의 격리판봉투 자동 삽입장치 |
JP2014056715A (ja) * | 2012-09-12 | 2014-03-27 | Toyota Industries Corp | 蓄電装置 |
CN103500812A (zh) * | 2013-09-16 | 2014-01-08 | 杨海燕 | 一种掺杂石墨烯制备高导电浆料的方法 |
CN105261760A (zh) * | 2015-10-30 | 2016-01-20 | 中航锂电(洛阳)有限公司 | 锂离子电池水性正极复合集流体、正极片及其制备方法、锂离子电池 |
CN105720297A (zh) * | 2016-04-29 | 2016-06-29 | 深圳市力为锂能科技有限公司 | 一种锂离子电池及其制备方法 |
CN105932297A (zh) * | 2016-06-12 | 2016-09-07 | 华南理工大学 | 一种碳纳米管导电涂层集流体及其制备工艺 |
US20180040900A1 (en) * | 2016-08-08 | 2018-02-08 | Nanotek Instruments, Inc. | Graphene oxide-bonded metal foil thin film current collector and battery and supercapacitor containing same |
CN108428855A (zh) * | 2018-01-29 | 2018-08-21 | 深圳市沃特玛电池有限公司 | 一种涂炭箔的制备方法及锂离子电池 |
Also Published As
Publication number | Publication date |
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CN113140706B (zh) | 2022-09-23 |
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Effective date of registration: 20240223 Address after: 518110, Building A, Weidonglong Business Building, No. 4549 Longhua Avenue, Qinghua Community, Longhua Street, Longhua District, Shenzhen City, Guangdong Province, China 1617 Patentee after: SHENZHEN XINGHUANG COMMUNICATION EQUIPMENT Co.,Ltd. Country or region after: China Address before: 322009 1st floor, 128 Gaotang Road, Suxi Town, Yiwu City, Jinhua City, Zhejiang Province Patentee before: Zhejiang Jinfei New Energy Technology Co.,Ltd. Country or region before: China |