CN102386392A - 一种锂离子电池正极材料及其制备方法和锂离子电池 - Google Patents
一种锂离子电池正极材料及其制备方法和锂离子电池 Download PDFInfo
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- CN102386392A CN102386392A CN2011103340980A CN201110334098A CN102386392A CN 102386392 A CN102386392 A CN 102386392A CN 2011103340980 A CN2011103340980 A CN 2011103340980A CN 201110334098 A CN201110334098 A CN 201110334098A CN 102386392 A CN102386392 A CN 102386392A
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- lithium
- ion battery
- anode material
- lithium ion
- ion batteries
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- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 116
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 112
- 239000010405 anode material Substances 0.000 title claims abstract description 63
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 41
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 38
- 239000002253 acid Substances 0.000 claims abstract description 31
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 238000005406 washing Methods 0.000 claims abstract description 9
- 229910001228 Li[Ni1/3Co1/3Mn1/3]O2 (NCM 111) Inorganic materials 0.000 claims abstract description 6
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 33
- 239000010941 cobalt Substances 0.000 claims description 29
- 229910017052 cobalt Inorganic materials 0.000 claims description 29
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 29
- 238000005554 pickling Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 11
- 235000006408 oxalic acid Nutrition 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 8
- 238000000498 ball milling Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000001291 vacuum drying Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910052963 cobaltite Inorganic materials 0.000 abstract 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 4
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- 230000004087 circulation Effects 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 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 2
- 229910013872 LiPF Inorganic materials 0.000 description 2
- 101150058243 Lipf gene Proteins 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910018095 Ni-MH Inorganic materials 0.000 description 1
- 229910018477 Ni—MH Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 240000003936 Plumbago auriculata Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011076 safety test Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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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
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- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
方案 | 正极含量(%) | 导电剂碳黑含量(%) | 胶粘剂PVDF含量(%) |
A | 钴酸锂95.5 | 1.75 | 2.75 |
B | 三元材料95.5 | 1.75 | 2.75 |
C | 钴酸锂55+三元材料40.5 | 1.75 | 2.75 |
方案 | 4.2V容量(mAh) | 4.4V容量(mAh) | 4.4V/4.2V |
A | 1304 | 1485 | 113.9% |
B | 1382 | 1509 | 109.2% |
C | 1345 | 1497 | 111.3% |
方案 | 初始容量 | 贮存后放电容量(mAh) | 容量保持率(%) | 恢复后放电容量(mAh) | 容量恢复率(%) |
A | 1426.6 | 1087.4 | 76.22 | 1203.1 | 84.33 |
B | 1480.2 | 1242.4 | 83.93 | 1359.8 | 95.34 |
C | 1463 | 1327.5 | 90.74 | 1421 | 96.79 |
Claims (10)
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103456944A (zh) * | 2013-09-04 | 2013-12-18 | 中国海洋石油总公司 | 一种三元正极材料的改性方法 |
CN104953096A (zh) * | 2015-05-06 | 2015-09-30 | 湖南杉杉新能源有限公司 | 一种表面改性的高电压钴酸锂正极材料及其制备方法 |
CN105800700A (zh) * | 2014-12-30 | 2016-07-27 | 河南科隆新能源有限公司 | 一种锂电正极材料的制备方法 |
CN105810937A (zh) * | 2014-12-30 | 2016-07-27 | 河南科隆新能源有限公司 | 一种高比能量锂电正极材料nca的制备方法 |
CN106654206A (zh) * | 2016-12-20 | 2017-05-10 | 深圳市沃特玛电池有限公司 | 一种锂离子电池正极材料的制备方法 |
CN108417828A (zh) * | 2018-03-09 | 2018-08-17 | 无锡晶石新型能源股份有限公司 | 一种汽相包覆改性镍钴锰酸锂正极材料的制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001229925A (ja) * | 2000-02-16 | 2001-08-24 | Asahi Kasei Corp | 非水系二次電池 |
CN101369658A (zh) * | 2007-08-13 | 2009-02-18 | 深圳市比克电池有限公司 | 正极活性材料、锂离子电池的正极片和锂离子电池 |
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2011
- 2011-10-28 CN CN201110334098.0A patent/CN102386392B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001229925A (ja) * | 2000-02-16 | 2001-08-24 | Asahi Kasei Corp | 非水系二次電池 |
CN101369658A (zh) * | 2007-08-13 | 2009-02-18 | 深圳市比克电池有限公司 | 正极活性材料、锂离子电池的正极片和锂离子电池 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103456944A (zh) * | 2013-09-04 | 2013-12-18 | 中国海洋石油总公司 | 一种三元正极材料的改性方法 |
CN103456944B (zh) * | 2013-09-04 | 2015-11-11 | 中国海洋石油总公司 | 一种三元正极材料的改性方法 |
CN105800700A (zh) * | 2014-12-30 | 2016-07-27 | 河南科隆新能源有限公司 | 一种锂电正极材料的制备方法 |
CN105810937A (zh) * | 2014-12-30 | 2016-07-27 | 河南科隆新能源有限公司 | 一种高比能量锂电正极材料nca的制备方法 |
CN105800700B (zh) * | 2014-12-30 | 2019-10-25 | 河南科隆新能源有限公司 | 一种锂电正极材料的制备方法 |
CN104953096A (zh) * | 2015-05-06 | 2015-09-30 | 湖南杉杉新能源有限公司 | 一种表面改性的高电压钴酸锂正极材料及其制备方法 |
CN104953096B (zh) * | 2015-05-06 | 2017-07-14 | 湖南杉杉新能源有限公司 | 一种表面改性的高电压钴酸锂正极材料及其制备方法 |
CN106654206A (zh) * | 2016-12-20 | 2017-05-10 | 深圳市沃特玛电池有限公司 | 一种锂离子电池正极材料的制备方法 |
CN108417828A (zh) * | 2018-03-09 | 2018-08-17 | 无锡晶石新型能源股份有限公司 | 一种汽相包覆改性镍钴锰酸锂正极材料的制备方法 |
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Address after: 516006 63 District, Hui Tai Industrial Park, Zhongkai hi tech Zone, Huizhou, Guangdong Patentee after: Huizhou Yiwei Energy Battery Co.,Ltd. Address before: 516006 63 District, Hui Tai Industrial Park, Zhongkai hi tech Zone, Huizhou, Guangdong Patentee before: HUIZHOU JINNENG BATTERY Co.,Ltd. |
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