CN114141983A - 一种含单层石墨烯的锂离子电池电极及其制备方法 - Google Patents
一种含单层石墨烯的锂离子电池电极及其制备方法 Download PDFInfo
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- CN114141983A CN114141983A CN202111443243.9A CN202111443243A CN114141983A CN 114141983 A CN114141983 A CN 114141983A CN 202111443243 A CN202111443243 A CN 202111443243A CN 114141983 A CN114141983 A CN 114141983A
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- Prior art keywords
- electrode
- lithium ion
- ion battery
- lithium
- substrate
- 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.)
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 40
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 36
- 239000002356 single layer Substances 0.000 title claims abstract description 19
- 238000002360 preparation method Methods 0.000 title abstract description 13
- 239000000758 substrate Substances 0.000 claims abstract description 35
- 239000011267 electrode slurry Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000007772 electrode material Substances 0.000 claims abstract description 11
- 239000004094 surface-active agent Substances 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 239000006258 conductive agent Substances 0.000 claims abstract description 8
- 238000005303 weighing Methods 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims abstract description 6
- 230000001070 adhesive effect Effects 0.000 claims abstract description 6
- 239000002003 electrode paste Substances 0.000 claims abstract description 6
- 239000006185 dispersion Substances 0.000 claims abstract description 4
- 238000001132 ultrasonic dispersion Methods 0.000 claims abstract description 4
- 239000011248 coating agent Substances 0.000 claims description 16
- 238000000576 coating method Methods 0.000 claims description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 239000011159 matrix material Substances 0.000 claims description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 9
- 229910052744 lithium Inorganic materials 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000011889 copper foil Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 4
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 229920002125 Sokalan® Polymers 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- YWJVFBOUPMWANA-UHFFFAOYSA-H [Li+].[V+5].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O Chemical compound [Li+].[V+5].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O YWJVFBOUPMWANA-UHFFFAOYSA-H 0.000 claims description 3
- SOXUFMZTHZXOGC-UHFFFAOYSA-N [Li].[Mn].[Co].[Ni] Chemical compound [Li].[Mn].[Co].[Ni] SOXUFMZTHZXOGC-UHFFFAOYSA-N 0.000 claims description 3
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 3
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 claims description 3
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910021385 hard carbon Inorganic materials 0.000 claims description 3
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims description 3
- ILXAVRFGLBYNEJ-UHFFFAOYSA-K lithium;manganese(2+);phosphate Chemical compound [Li+].[Mn+2].[O-]P([O-])([O-])=O ILXAVRFGLBYNEJ-UHFFFAOYSA-K 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 239000002931 mesocarbon microbead Substances 0.000 claims description 3
- 150000004767 nitrides Chemical class 0.000 claims description 3
- 239000004584 polyacrylic acid Substances 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 239000002210 silicon-based material Substances 0.000 claims description 3
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 3
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 3
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims description 3
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims description 3
- 229910021384 soft carbon Inorganic materials 0.000 claims description 3
- 229910052596 spinel Inorganic materials 0.000 claims description 3
- 239000011029 spinel Substances 0.000 claims description 3
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 2
- 229920005552 sodium lignosulfonate Polymers 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010924 continuous production Methods 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- YDEXUEFDPVHGHE-GGMCWBHBSA-L disodium;(2r)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Na+].[Na+].COC1=CC=CC(C[C@H](CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O YDEXUEFDPVHGHE-GGMCWBHBSA-L 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- DAJSVUQLFFJUSX-UHFFFAOYSA-M sodium;dodecane-1-sulfonate Chemical compound [Na+].CCCCCCCCCCCCS([O-])(=O)=O DAJSVUQLFFJUSX-UHFFFAOYSA-M 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
- B08B7/0042—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like by laser
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
- G01B17/025—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness for measuring thickness of coating
-
- 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
- H01M4/13—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
- H01M4/624—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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111443243.9A CN114141983A (zh) | 2021-11-30 | 2021-11-30 | 一种含单层石墨烯的锂离子电池电极及其制备方法 |
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CN202111443243.9A CN114141983A (zh) | 2021-11-30 | 2021-11-30 | 一种含单层石墨烯的锂离子电池电极及其制备方法 |
Publications (1)
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CN114141983A true CN114141983A (zh) | 2022-03-04 |
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CN202111443243.9A Pending CN114141983A (zh) | 2021-11-30 | 2021-11-30 | 一种含单层石墨烯的锂离子电池电极及其制备方法 |
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CN (1) | CN114141983A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114975883A (zh) * | 2022-06-01 | 2022-08-30 | 安徽理工大学环境友好材料与职业健康研究院(芜湖) | 一种含单层石墨烯的锂离子电池电极及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101867037A (zh) * | 2010-06-23 | 2010-10-20 | 深圳清华大学研究院 | 磷酸铁锂锂离子电池正极片及其制备方法 |
CN104600246A (zh) * | 2013-10-30 | 2015-05-06 | 上海悦达墨特瑞新材料科技有限公司 | 一种基于石墨烯的锂离子电池电极及其制备方法 |
CN105280907A (zh) * | 2015-09-16 | 2016-01-27 | 宁波南车新能源科技有限公司 | 基于复合镍钴铝/钛酸锂体系的电池电容及其制备方法 |
CN105932287A (zh) * | 2016-05-24 | 2016-09-07 | 宁波墨西科技有限公司 | 一种石墨烯复合导电剂及其制备方法 |
CN111632887A (zh) * | 2020-04-23 | 2020-09-08 | 惠州锂威新能源科技有限公司 | 一种锂离子电池极片的清洗方法 |
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2021
- 2021-11-30 CN CN202111443243.9A patent/CN114141983A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101867037A (zh) * | 2010-06-23 | 2010-10-20 | 深圳清华大学研究院 | 磷酸铁锂锂离子电池正极片及其制备方法 |
CN104600246A (zh) * | 2013-10-30 | 2015-05-06 | 上海悦达墨特瑞新材料科技有限公司 | 一种基于石墨烯的锂离子电池电极及其制备方法 |
CN105280907A (zh) * | 2015-09-16 | 2016-01-27 | 宁波南车新能源科技有限公司 | 基于复合镍钴铝/钛酸锂体系的电池电容及其制备方法 |
CN105932287A (zh) * | 2016-05-24 | 2016-09-07 | 宁波墨西科技有限公司 | 一种石墨烯复合导电剂及其制备方法 |
CN111632887A (zh) * | 2020-04-23 | 2020-09-08 | 惠州锂威新能源科技有限公司 | 一种锂离子电池极片的清洗方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114975883A (zh) * | 2022-06-01 | 2022-08-30 | 安徽理工大学环境友好材料与职业健康研究院(芜湖) | 一种含单层石墨烯的锂离子电池电极及其制备方法 |
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