CN101246958A - 锂离子电池用复合电极及其制备方法和锂离子电池 - Google Patents
锂离子电池用复合电极及其制备方法和锂离子电池 Download PDFInfo
- Publication number
- CN101246958A CN101246958A CNA2008103006521A CN200810300652A CN101246958A CN 101246958 A CN101246958 A CN 101246958A CN A2008103006521 A CNA2008103006521 A CN A2008103006521A CN 200810300652 A CN200810300652 A CN 200810300652A CN 101246958 A CN101246958 A CN 101246958A
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- China
- Prior art keywords
- combination electrode
- electrode sheet
- lithium ion
- waterborne polymeric
- ion battery
- 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.)
- Granted
Links
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 37
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title abstract description 6
- 239000000178 monomer Substances 0.000 claims abstract description 59
- 239000000084 colloidal system Substances 0.000 claims abstract description 54
- 229920000642 polymer Polymers 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 23
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 19
- 239000004014 plasticizer Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000011256 inorganic filler Substances 0.000 claims abstract description 15
- 229910003475 inorganic filler Inorganic materials 0.000 claims abstract description 15
- 239000002002 slurry Substances 0.000 claims abstract description 11
- 238000001035 drying Methods 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims abstract description 6
- 239000007864 aqueous solution Substances 0.000 claims abstract description 4
- 239000004816 latex Substances 0.000 claims abstract description 4
- 229920000126 latex Polymers 0.000 claims abstract description 4
- 239000000839 emulsion Substances 0.000 claims description 55
- 238000002360 preparation method Methods 0.000 claims description 43
- 238000000576 coating method Methods 0.000 claims description 27
- 239000011248 coating agent Substances 0.000 claims description 26
- 238000006116 polymerization reaction Methods 0.000 claims description 19
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 15
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 15
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 14
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 10
- 229920003169 water-soluble polymer Polymers 0.000 claims description 10
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 9
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 9
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical group [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 8
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 7
- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 claims description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- -1 phenmethylol Chemical compound 0.000 claims description 6
- 239000002202 Polyethylene glycol Substances 0.000 claims description 5
- 229920001223 polyethylene glycol Polymers 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 4
- LDMOEFOXLIZJOW-UHFFFAOYSA-N 1-dodecanesulfonic acid Chemical group CCCCCCCCCCCCS(O)(=O)=O LDMOEFOXLIZJOW-UHFFFAOYSA-N 0.000 claims description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 3
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- 239000008119 colloidal silica Substances 0.000 claims description 3
- UCQFCFPECQILOL-UHFFFAOYSA-N diethyl hydrogen phosphate Chemical compound CCOP(O)(=O)OCC UCQFCFPECQILOL-UHFFFAOYSA-N 0.000 claims description 3
- YRIUSKIDOIARQF-UHFFFAOYSA-N dodecyl benzenesulfonate Chemical compound CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 YRIUSKIDOIARQF-UHFFFAOYSA-N 0.000 claims description 3
- 229940071161 dodecylbenzenesulfonate Drugs 0.000 claims description 3
- NLVXSWCKKBEXTG-UHFFFAOYSA-M ethenesulfonate Chemical compound [O-]S(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-M 0.000 claims description 3
- 239000003517 fume Substances 0.000 claims description 3
- 230000007062 hydrolysis Effects 0.000 claims description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 3
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 3
- 235000019394 potassium persulphate Nutrition 0.000 claims description 3
- 239000012966 redox initiator Substances 0.000 claims description 3
- 238000009288 screen filtration Methods 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 claims description 3
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000003475 lamination Methods 0.000 claims description 2
- 239000002243 precursor Substances 0.000 claims description 2
- 239000003999 initiator Substances 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 230000005518 electrochemistry Effects 0.000 abstract 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 22
- 239000003792 electrolyte Substances 0.000 description 18
- 239000000463 material Substances 0.000 description 14
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- 230000004888 barrier function Effects 0.000 description 11
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 9
- 229920001577 copolymer Polymers 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 7
- 238000007334 copolymerization reaction Methods 0.000 description 7
- 229920000098 polyolefin Polymers 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 230000002194 synthesizing effect Effects 0.000 description 7
- 229940117958 vinyl acetate Drugs 0.000 description 7
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 6
- 239000011247 coating layer Substances 0.000 description 6
- 239000012153 distilled water Substances 0.000 description 6
- 229910052744 lithium Inorganic materials 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 239000011255 nonaqueous electrolyte Substances 0.000 description 6
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000002033 PVDF binder Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000008346 aqueous phase Substances 0.000 description 4
- 125000004093 cyano group Chemical group *C#N 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 229920002521 macromolecule Polymers 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002985 plastic film Substances 0.000 description 4
- 229920006255 plastic film Polymers 0.000 description 4
- 229920002239 polyacrylonitrile Polymers 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 3
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 3
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 3
- 229910015645 LiMn Inorganic materials 0.000 description 3
- 229910013870 LiPF 6 Inorganic materials 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000000498 ball milling Methods 0.000 description 3
- PVEOYINWKBTPIZ-UHFFFAOYSA-N but-3-enoic acid Chemical class OC(=O)CC=C PVEOYINWKBTPIZ-UHFFFAOYSA-N 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
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- 238000011076 safety test Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 2
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 2
- 150000003926 acrylamides Chemical class 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 239000007806 chemical reaction intermediate Substances 0.000 description 2
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- 241000282326 Felis catus Species 0.000 description 1
- 229910012820 LiCoO Inorganic materials 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 241000282373 Panthera pardus Species 0.000 description 1
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- YZSKZXUDGLALTQ-UHFFFAOYSA-N [Li][C] Chemical compound [Li][C] YZSKZXUDGLALTQ-UHFFFAOYSA-N 0.000 description 1
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- 125000004185 ester group Chemical group 0.000 description 1
- RGVQHDUEXIHFSS-UHFFFAOYSA-N ethenesulfonic acid;lithium Chemical compound [Li].OS(=O)(=O)C=C RGVQHDUEXIHFSS-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
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- XSAOIFHNXYIRGG-UHFFFAOYSA-M lithium;prop-2-enoate Chemical class [Li+].[O-]C(=O)C=C XSAOIFHNXYIRGG-UHFFFAOYSA-M 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
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- 229910052757 nitrogen Inorganic materials 0.000 description 1
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- 229920001155 polypropylene Polymers 0.000 description 1
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- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
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- 229910000077 silane Inorganic materials 0.000 description 1
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- 238000012546 transfer Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
Classifications
-
- 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
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008103006521A CN101246958B (zh) | 2008-03-21 | 2008-03-21 | 锂离子电池用复合电极及其制备方法和锂离子电池 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008103006521A CN101246958B (zh) | 2008-03-21 | 2008-03-21 | 锂离子电池用复合电极及其制备方法和锂离子电池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101246958A true CN101246958A (zh) | 2008-08-20 |
| CN101246958B CN101246958B (zh) | 2010-08-11 |
Family
ID=39947267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008103006521A Active CN101246958B (zh) | 2008-03-21 | 2008-03-21 | 锂离子电池用复合电极及其制备方法和锂离子电池 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101246958B (zh) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102942831A (zh) * | 2012-11-21 | 2013-02-27 | 佛山市金辉高科光电材料有限公司 | 用于锂离子二次电池隔膜的涂层组合物及该隔膜的制造方法 |
| CN103682247A (zh) * | 2012-09-24 | 2014-03-26 | 华为技术有限公司 | 一种锂离子电池用复合负极片及其制备方法和锂离子电池 |
| CN104124414A (zh) * | 2013-04-28 | 2014-10-29 | 华为技术有限公司 | 一种锂离子电池复合电极片及其制备方法和锂离子电池 |
| CN105921343A (zh) * | 2016-06-07 | 2016-09-07 | 程建聪 | 单体大容量锂离子电池制造方法和极片涂布设备 |
| WO2020055110A1 (ko) * | 2018-09-10 | 2020-03-19 | 주식회사 엘지화학 | 리튬 이차전지용 열경화성 전해질 조성물, 이로부터 제조된 젤 폴리머 전해질 및 이를 포함하는 리튬 이차전지 |
| CN111224063A (zh) * | 2020-01-14 | 2020-06-02 | 广州鹏辉能源科技股份有限公司 | 一种正极片、水性电极浆料及其制备方法 |
| CN111725509A (zh) * | 2020-06-24 | 2020-09-29 | 名添科技(深圳)有限公司 | 一种负极材料、负极浆料、负极片及锂离子电池 |
| CN113764652A (zh) * | 2021-10-08 | 2021-12-07 | 南开大学 | 一种疏水有机层保护水系电池金属负极的方法 |
| CN115418183A (zh) * | 2022-09-30 | 2022-12-02 | 广东小电新能源有限公司 | 一种新型负极导电胶液的制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5219680A (en) * | 1991-07-29 | 1993-06-15 | Ultracell Incorporated | Lithium rocking-chair rechargeable battery and electrode therefor |
| WO1995008195A1 (en) * | 1993-09-13 | 1995-03-23 | Daramic, Inc. | Composite gauntet/separator |
| US5368614A (en) * | 1994-03-21 | 1994-11-29 | Hughes Aircraft Company | Preparation of polymer-impregnated battery separator material and cell made therewith |
| CN1213095C (zh) * | 2001-12-25 | 2005-08-03 | 成都茵地乐电源科技有限公司 | 一种纳米孔聚合物电解质膜及其制备方法 |
-
2008
- 2008-03-21 CN CN2008103006521A patent/CN101246958B/zh active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682247B (zh) * | 2012-09-24 | 2017-02-08 | 华为技术有限公司 | 一种锂离子电池用复合负极片及其制备方法和锂离子电池 |
| CN103682247A (zh) * | 2012-09-24 | 2014-03-26 | 华为技术有限公司 | 一种锂离子电池用复合负极片及其制备方法和锂离子电池 |
| WO2014044040A1 (zh) * | 2012-09-24 | 2014-03-27 | 华为技术有限公司 | 一种锂离子电池用复合负极片及其制备方法和锂离子电池 |
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