CN101393981A - 锂离子电池极片及其制备方法、以及采用该极片制备的锂离子电池 - Google Patents
锂离子电池极片及其制备方法、以及采用该极片制备的锂离子电池 Download PDFInfo
- Publication number
- CN101393981A CN101393981A CNA2007100771945A CN200710077194A CN101393981A CN 101393981 A CN101393981 A CN 101393981A CN A2007100771945 A CNA2007100771945 A CN A2007100771945A CN 200710077194 A CN200710077194 A CN 200710077194A CN 101393981 A CN101393981 A CN 101393981A
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- Prior art keywords
- preparation
- lithium
- pole piece
- rolling
- lithium ion
- Prior art date
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Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title description 12
- 229910052744 lithium Inorganic materials 0.000 title description 12
- 238000004519 manufacturing process Methods 0.000 title description 11
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 40
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000002360 preparation method Methods 0.000 claims abstract description 30
- 238000005096 rolling process Methods 0.000 claims abstract description 27
- 239000002482 conductive additive Substances 0.000 claims abstract description 22
- 239000002904 solvent Substances 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 10
- 238000005520 cutting process Methods 0.000 claims abstract description 8
- 239000011230 binding agent Substances 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 18
- 239000002002 slurry Substances 0.000 claims description 15
- 239000007774 positive electrode material Substances 0.000 claims description 10
- 239000007772 electrode material Substances 0.000 claims description 7
- 239000007773 negative electrode material Substances 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 5
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000004513 sizing Methods 0.000 abstract description 3
- 239000013543 active substance Substances 0.000 abstract 1
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000005098 hot rolling Methods 0.000 abstract 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 8
- 238000001514 detection method Methods 0.000 description 8
- 239000002994 raw material Substances 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 239000006230 acetylene black Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000002033 PVDF binder Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000007731 hot pressing Methods 0.000 description 3
- 239000000203 mixture 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
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910013733 LiCo Inorganic materials 0.000 description 2
- 229910001290 LiPF6 Inorganic materials 0.000 description 2
- SUAKHGWARZSWIH-UHFFFAOYSA-N N,N‐diethylformamide Chemical compound CCN(CC)C=O SUAKHGWARZSWIH-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- -1 SUPER " P " Chemical compound 0.000 description 2
- 239000005030 aluminium foil Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 239000011258 core-shell material Substances 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011257 shell material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- 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
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100771945A CN101393981B (zh) | 2007-09-18 | 2007-09-18 | 锂离子电池极片及其制备方法、以及采用该极片制备的锂离子电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100771945A CN101393981B (zh) | 2007-09-18 | 2007-09-18 | 锂离子电池极片及其制备方法、以及采用该极片制备的锂离子电池 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101393981A true CN101393981A (zh) | 2009-03-25 |
CN101393981B CN101393981B (zh) | 2013-01-16 |
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CN2007100771945A Active CN101393981B (zh) | 2007-09-18 | 2007-09-18 | 锂离子电池极片及其制备方法、以及采用该极片制备的锂离子电池 |
Country Status (1)
Country | Link |
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CN (1) | CN101393981B (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102044704A (zh) * | 2010-12-16 | 2011-05-04 | 天津力神电池股份有限公司 | 抑制锂离子聚合物电池膨胀的方法 |
CN102074698A (zh) * | 2010-12-24 | 2011-05-25 | 深圳市量能科技有限公司 | 一种电极片的制作方法及电极片 |
CN102237515A (zh) * | 2010-04-20 | 2011-11-09 | 深圳市比克电池有限公司 | 锂离子电池、正极活性材料及其制备方法 |
CN102420339A (zh) * | 2010-09-28 | 2012-04-18 | 株式会社日立制作所 | 具有应力缓和层的锂二次电池 |
CN103682415A (zh) * | 2012-09-19 | 2014-03-26 | 万向电动汽车有限公司 | 一种高能量密度锂离子电池及其制备工艺 |
CN109309190A (zh) * | 2017-07-26 | 2019-02-05 | 成都特隆美储能技术有限公司 | 一种锂离子电池极片碾压方法 |
CN109888290A (zh) * | 2019-03-19 | 2019-06-14 | 郑州中科新兴产业技术研究院 | 一种高倍率锂离子电池、陈化及化成方法 |
-
2007
- 2007-09-18 CN CN2007100771945A patent/CN101393981B/zh active Active
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102237515A (zh) * | 2010-04-20 | 2011-11-09 | 深圳市比克电池有限公司 | 锂离子电池、正极活性材料及其制备方法 |
CN102237515B (zh) * | 2010-04-20 | 2016-01-06 | 深圳市比克电池有限公司 | 锂离子电池、正极活性材料及其制备方法 |
CN102420339A (zh) * | 2010-09-28 | 2012-04-18 | 株式会社日立制作所 | 具有应力缓和层的锂二次电池 |
CN102044704A (zh) * | 2010-12-16 | 2011-05-04 | 天津力神电池股份有限公司 | 抑制锂离子聚合物电池膨胀的方法 |
CN102074698A (zh) * | 2010-12-24 | 2011-05-25 | 深圳市量能科技有限公司 | 一种电极片的制作方法及电极片 |
CN102074698B (zh) * | 2010-12-24 | 2013-03-20 | 深圳市量能科技有限公司 | 一种电极片的制作方法及电极片 |
CN103682415A (zh) * | 2012-09-19 | 2014-03-26 | 万向电动汽车有限公司 | 一种高能量密度锂离子电池及其制备工艺 |
CN109309190A (zh) * | 2017-07-26 | 2019-02-05 | 成都特隆美储能技术有限公司 | 一种锂离子电池极片碾压方法 |
CN109888290A (zh) * | 2019-03-19 | 2019-06-14 | 郑州中科新兴产业技术研究院 | 一种高倍率锂离子电池、陈化及化成方法 |
Also Published As
Publication number | Publication date |
---|---|
CN101393981B (zh) | 2013-01-16 |
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Effective date of registration: 20160923 Address after: An Zhen Zhongmu County 451470 Henan city of Zhengzhou Province Liu Zheng Qiao Village Patentee after: ZHENGZHOU BAK BATTERY Co.,Ltd. Address before: Kwai Chung street Beek Industrial Park in Longgang District of Shenzhen City, Guangdong province 518119 Patentee before: SHENZHEN BAK BATTERY Co.,Ltd. |
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Effective date of registration: 20191022 Granted publication date: 20130116 |
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Date of cancellation: 20221022 Granted publication date: 20130116 |
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Effective date of registration: 20221022 Granted publication date: 20130116 |