CN102956874A - 正极膜片和锂离子动力电池及其制备方法 - Google Patents
正极膜片和锂离子动力电池及其制备方法 Download PDFInfo
- Publication number
- CN102956874A CN102956874A CN2011102365463A CN201110236546A CN102956874A CN 102956874 A CN102956874 A CN 102956874A CN 2011102365463 A CN2011102365463 A CN 2011102365463A CN 201110236546 A CN201110236546 A CN 201110236546A CN 102956874 A CN102956874 A CN 102956874A
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- Prior art keywords
- positive electrode
- lithium
- active material
- solvent
- negative electrode
- Prior art date
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- Granted
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 9
- 239000007774 positive electrode material Substances 0.000 claims abstract description 37
- SOXUFMZTHZXOGC-UHFFFAOYSA-N [Li].[Mn].[Co].[Ni] Chemical compound [Li].[Mn].[Co].[Ni] SOXUFMZTHZXOGC-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 26
- 239000012528 membrane Substances 0.000 claims abstract description 25
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims abstract description 6
- 239000002904 solvent Substances 0.000 claims description 42
- 239000011230 binding agent Substances 0.000 claims description 36
- 239000003792 electrolyte Substances 0.000 claims description 26
- 239000007773 negative electrode material Substances 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 19
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 18
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 14
- 239000002033 PVDF binder Substances 0.000 claims description 14
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 14
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 9
- 239000010941 cobalt Substances 0.000 claims description 9
- 229910017052 cobalt Inorganic materials 0.000 claims description 9
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 9
- 229910052748 manganese Inorganic materials 0.000 claims description 9
- 239000011572 manganese Substances 0.000 claims description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 5
- 239000011267 electrode slurry Substances 0.000 claims 4
- 238000004519 manufacturing process Methods 0.000 claims 2
- 238000003475 lamination Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000013021 overheating Methods 0.000 abstract 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 23
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 18
- 230000004888 barrier function Effects 0.000 description 17
- 239000003795 chemical substances by application Substances 0.000 description 17
- -1 conductive black Substances 0.000 description 17
- 238000004513 sizing Methods 0.000 description 17
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 12
- 229920003123 carboxymethyl cellulose sodium Polymers 0.000 description 12
- 229940063834 carboxymethylcellulose sodium Drugs 0.000 description 12
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 12
- 239000006245 Carbon black Super-P Substances 0.000 description 11
- 229910052744 lithium Inorganic materials 0.000 description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 8
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910013872 LiPF Inorganic materials 0.000 description 6
- 101150058243 Lipf gene Proteins 0.000 description 6
- 229910019142 PO4 Inorganic materials 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 239000005030 aluminium foil Substances 0.000 description 6
- SIXOAUAWLZKQKX-UHFFFAOYSA-N carbonic acid;prop-1-ene Chemical compound CC=C.OC(O)=O SIXOAUAWLZKQKX-UHFFFAOYSA-N 0.000 description 6
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000002131 composite material Substances 0.000 description 6
- 239000011889 copper foil Substances 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 6
- 229910021641 deionized water Inorganic materials 0.000 description 6
- 229910003002 lithium salt Inorganic materials 0.000 description 6
- 159000000002 lithium salts Chemical class 0.000 description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 6
- 239000010452 phosphate Substances 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 229920003048 styrene butadiene rubber Polymers 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 4
- 238000011056 performance test Methods 0.000 description 3
- 239000011149 active material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000005955 Ferric phosphate Substances 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 239000006183 anode active material Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
Images
Classifications
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- 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
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- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110236546.3A CN102956874B (zh) | 2011-08-17 | 2011-08-17 | 正极膜片和锂离子动力电池及其制备方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110236546.3A CN102956874B (zh) | 2011-08-17 | 2011-08-17 | 正极膜片和锂离子动力电池及其制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102956874A true CN102956874A (zh) | 2013-03-06 |
| CN102956874B CN102956874B (zh) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110236546.3A Active CN102956874B (zh) | 2011-08-17 | 2011-08-17 | 正极膜片和锂离子动力电池及其制备方法 |
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| Country | Link |
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| CN (1) | CN102956874B (zh) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106663781A (zh) * | 2014-07-10 | 2017-05-10 | 丰田自动车株式会社 | 非水二次电池 |
| CN106684322A (zh) * | 2015-11-09 | 2017-05-17 | 伍必翔 | 复合式锂二次电池 |
| CN107528050A (zh) * | 2017-08-08 | 2017-12-29 | 上海华普汽车有限公司 | 锂离子电池正极活性物质、正极材料、正极材料浆料、正极片、其制备方法和锂离子电池 |
| CN109411751A (zh) * | 2018-12-05 | 2019-03-01 | 珠海光宇电池有限公司 | 一种锂离子电池正极及其制备方法及含有该正极的锂离子电池电芯 |
| CN113809387A (zh) * | 2021-08-16 | 2021-12-17 | 福建巨电新能源股份有限公司 | 一种磷酸铁锂锂电池 |
| CN115939322A (zh) * | 2022-09-09 | 2023-04-07 | 宁德时代新能源科技股份有限公司 | 正极活性材料、正极极片、电极组件、电池单体、电池以及用电设备 |
| WO2024040755A1 (zh) * | 2022-08-24 | 2024-02-29 | 上海兰钧新能源科技有限公司 | 活性物质、正极材料、正极、电池、电池装置和方法 |
| WO2025001158A1 (zh) * | 2023-06-26 | 2025-01-02 | 宁德时代新能源科技股份有限公司 | 正极极片、电芯、二次电池和用电装置 |
Citations (9)
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| CA2435218A1 (en) * | 2003-07-28 | 2005-01-28 | Michel Armand | Plastic crystal electrolytes based on a polar, neutral matrix |
| CN1819308A (zh) * | 2006-03-15 | 2006-08-16 | 上海南都能源科技有限公司 | 高倍率锂离子电池极片及其制备方法 |
| CN1889290A (zh) * | 2005-06-28 | 2007-01-03 | 中国科学院物理研究所 | 一种橄榄石碳绒球复合材料及其用途 |
| CN101038960A (zh) * | 2006-03-17 | 2007-09-19 | 三洋电机株式会社 | 非水电解质电池 |
| CN101188293A (zh) * | 2007-12-11 | 2008-05-28 | 深圳市贝特瑞新能源材料股份有限公司 | 铁基锂盐复合正极材料及其制备方法 |
| CN101262078A (zh) * | 2008-04-14 | 2008-09-10 | 天津巴莫科技股份有限公司 | 可快速充电的锂离子电池及其制备方法 |
| CN101587950A (zh) * | 2008-05-20 | 2009-11-25 | 青岛新正锂业有限公司 | 锂离子电池微米级单晶颗粒正极材料 |
| CN101740809A (zh) * | 2009-12-29 | 2010-06-16 | 奇瑞汽车股份有限公司 | 一种大容量动力锂电池及其制备方法 |
| CN101887990A (zh) * | 2010-07-01 | 2010-11-17 | 濮阳市星驰电源制造有限公司 | 锂离子二次电池及制造方法 |
-
2011
- 2011-08-17 CN CN201110236546.3A patent/CN102956874B/zh active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2435218A1 (en) * | 2003-07-28 | 2005-01-28 | Michel Armand | Plastic crystal electrolytes based on a polar, neutral matrix |
| CN1889290A (zh) * | 2005-06-28 | 2007-01-03 | 中国科学院物理研究所 | 一种橄榄石碳绒球复合材料及其用途 |
| CN1819308A (zh) * | 2006-03-15 | 2006-08-16 | 上海南都能源科技有限公司 | 高倍率锂离子电池极片及其制备方法 |
| CN101038960A (zh) * | 2006-03-17 | 2007-09-19 | 三洋电机株式会社 | 非水电解质电池 |
| CN101188293A (zh) * | 2007-12-11 | 2008-05-28 | 深圳市贝特瑞新能源材料股份有限公司 | 铁基锂盐复合正极材料及其制备方法 |
| CN101262078A (zh) * | 2008-04-14 | 2008-09-10 | 天津巴莫科技股份有限公司 | 可快速充电的锂离子电池及其制备方法 |
| CN101587950A (zh) * | 2008-05-20 | 2009-11-25 | 青岛新正锂业有限公司 | 锂离子电池微米级单晶颗粒正极材料 |
| CN101740809A (zh) * | 2009-12-29 | 2010-06-16 | 奇瑞汽车股份有限公司 | 一种大容量动力锂电池及其制备方法 |
| CN101887990A (zh) * | 2010-07-01 | 2010-11-17 | 濮阳市星驰电源制造有限公司 | 锂离子二次电池及制造方法 |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106663781A (zh) * | 2014-07-10 | 2017-05-10 | 丰田自动车株式会社 | 非水二次电池 |
| US12095077B2 (en) | 2014-07-10 | 2024-09-17 | Toyota Jidosha Kabushiki Kaisha | Non-aqueous secondary battery |
| CN106684322A (zh) * | 2015-11-09 | 2017-05-17 | 伍必翔 | 复合式锂二次电池 |
| CN107528050A (zh) * | 2017-08-08 | 2017-12-29 | 上海华普汽车有限公司 | 锂离子电池正极活性物质、正极材料、正极材料浆料、正极片、其制备方法和锂离子电池 |
| CN109411751A (zh) * | 2018-12-05 | 2019-03-01 | 珠海光宇电池有限公司 | 一种锂离子电池正极及其制备方法及含有该正极的锂离子电池电芯 |
| CN113809387A (zh) * | 2021-08-16 | 2021-12-17 | 福建巨电新能源股份有限公司 | 一种磷酸铁锂锂电池 |
| WO2024040755A1 (zh) * | 2022-08-24 | 2024-02-29 | 上海兰钧新能源科技有限公司 | 活性物质、正极材料、正极、电池、电池装置和方法 |
| CN115939322A (zh) * | 2022-09-09 | 2023-04-07 | 宁德时代新能源科技股份有限公司 | 正极活性材料、正极极片、电极组件、电池单体、电池以及用电设备 |
| CN115939322B (zh) * | 2022-09-09 | 2025-02-25 | 宁德时代新能源科技股份有限公司 | 正极活性材料、正极极片、电极组件、电池单体、电池以及用电设备 |
| WO2025001158A1 (zh) * | 2023-06-26 | 2025-01-02 | 宁德时代新能源科技股份有限公司 | 正极极片、电芯、二次电池和用电装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102956874B (zh) | 2014-12-31 |
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