CN103400993A - 一种电池正极和锂离子电池 - Google Patents
一种电池正极和锂离子电池 Download PDFInfo
- Publication number
- CN103400993A CN103400993A CN2013103540952A CN201310354095A CN103400993A CN 103400993 A CN103400993 A CN 103400993A CN 2013103540952 A CN2013103540952 A CN 2013103540952A CN 201310354095 A CN201310354095 A CN 201310354095A CN 103400993 A CN103400993 A CN 103400993A
- Authority
- CN
- China
- Prior art keywords
- positive
- lithium ion
- positive pole
- active material
- 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 73
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 229910000484 niobium oxide Inorganic materials 0.000 claims abstract description 41
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000006258 conductive agent Substances 0.000 claims abstract description 36
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 33
- 239000011777 magnesium Substances 0.000 claims description 33
- 229910052749 magnesium Inorganic materials 0.000 claims description 33
- 239000000853 adhesive Substances 0.000 claims description 29
- 230000001070 adhesive effect Effects 0.000 claims description 29
- 239000007774 positive electrode material Substances 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 27
- 229910012851 LiCoO 2 Inorganic materials 0.000 claims description 16
- 229910052744 lithium Inorganic materials 0.000 claims description 15
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 14
- 239000008151 electrolyte solution Substances 0.000 claims description 13
- 230000004888 barrier function Effects 0.000 claims description 11
- 229910010707 LiFePO 4 Inorganic materials 0.000 claims description 7
- 229910052731 fluorine Inorganic materials 0.000 claims description 7
- 239000011737 fluorine Substances 0.000 claims description 7
- WQEVDHBJGNOKKO-UHFFFAOYSA-K vanadic acid Chemical group O[V](O)(O)=O WQEVDHBJGNOKKO-UHFFFAOYSA-K 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910015645 LiMn Inorganic materials 0.000 claims description 4
- 229910001228 Li[Ni1/3Co1/3Mn1/3]O2 (NCM 111) Inorganic materials 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- 229910018871 CoO 2 Inorganic materials 0.000 claims description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 2
- 229910013716 LiNi Inorganic materials 0.000 claims description 2
- 239000005864 Sulphur Substances 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 239000011651 chromium Substances 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910052733 gallium Inorganic materials 0.000 claims description 2
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052723 transition metal Inorganic materials 0.000 claims description 2
- 150000003624 transition metals Chemical class 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 1
- 239000011230 binding agent Substances 0.000 abstract description 16
- 239000010405 anode material Substances 0.000 abstract description 3
- 239000006183 anode active material Substances 0.000 abstract 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 description 38
- 238000000034 method Methods 0.000 description 33
- 239000002002 slurry Substances 0.000 description 22
- 239000002033 PVDF binder Substances 0.000 description 20
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 20
- 239000002904 solvent Substances 0.000 description 19
- 239000000203 mixture Substances 0.000 description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 14
- 239000006229 carbon black Substances 0.000 description 14
- 239000007773 negative electrode material Substances 0.000 description 14
- -1 polytetrafluoroethylene Polymers 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- 239000003792 electrolyte Substances 0.000 description 8
- 239000010439 graphite Substances 0.000 description 8
- 229910002804 graphite Inorganic materials 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 6
- 229920003174 cellulose-based polymer Polymers 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical group O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 229920000049 Carbon (fiber) Polymers 0.000 description 3
- 229910013870 LiPF 6 Inorganic materials 0.000 description 3
- 239000005030 aluminium foil Substances 0.000 description 3
- 239000004917 carbon fiber Substances 0.000 description 3
- 239000011889 copper foil Substances 0.000 description 3
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000012982 microporous membrane Substances 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- 239000001856 Ethyl cellulose Substances 0.000 description 2
- 229910012820 LiCoO Inorganic materials 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 239000002134 carbon nanofiber Substances 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001249 ethyl cellulose Polymers 0.000 description 2
- 235000019325 ethyl cellulose Nutrition 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 239000006232 furnace black Substances 0.000 description 2
- 229910003002 lithium salt Inorganic materials 0.000 description 2
- 159000000002 lithium salts Chemical class 0.000 description 2
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 description 1
- 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 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 229910010710 LiFePO Inorganic materials 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- NOJZFGZMTUAHLD-UHFFFAOYSA-N [Li].[Cl] Chemical compound [Li].[Cl] NOJZFGZMTUAHLD-UHFFFAOYSA-N 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- SIXOAUAWLZKQKX-UHFFFAOYSA-N carbonic acid;prop-1-ene Chemical compound CC=C.OC(O)=O SIXOAUAWLZKQKX-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 1
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 1
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 1
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 1
- 229910001486 lithium perchlorate Inorganic materials 0.000 description 1
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000008053 sultones Chemical class 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 (12)
Priority Applications (1)
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CN201310354095.2A CN103400993B (zh) | 2013-08-14 | 2013-08-14 | 一种电池正极和锂离子电池 |
Applications Claiming Priority (1)
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CN201310354095.2A CN103400993B (zh) | 2013-08-14 | 2013-08-14 | 一种电池正极和锂离子电池 |
Publications (2)
Publication Number | Publication Date |
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CN103400993A true CN103400993A (zh) | 2013-11-20 |
CN103400993B CN103400993B (zh) | 2014-03-26 |
Family
ID=49564574
Family Applications (1)
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CN201310354095.2A Active CN103400993B (zh) | 2013-08-14 | 2013-08-14 | 一种电池正极和锂离子电池 |
Country Status (1)
Country | Link |
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CN (1) | CN103400993B (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104779364A (zh) * | 2015-03-31 | 2015-07-15 | 中新能科技发展有限公司 | 一种锂离子电池的负极及其制备方法和锂离子电池 |
CN106463776A (zh) * | 2014-06-23 | 2017-02-22 | 日本电气株式会社 | 非水电解液和二次电池 |
EP3131150A4 (en) * | 2014-04-11 | 2017-08-02 | Nissan Motor Co., Ltd | Nonaqueous electrolyte secondary battery |
CN107863489A (zh) * | 2017-10-30 | 2018-03-30 | 周燕红 | 一种锂离子电池正极及使用该正极的锂离子电池 |
CN112952043A (zh) * | 2021-03-08 | 2021-06-11 | 上海兰钧新能源科技有限公司 | 一种锂离子电池极片的干粉压砖制备方法 |
CN114335418A (zh) * | 2021-12-23 | 2022-04-12 | 惠州亿纬锂能股份有限公司 | 一种正极极片及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101218698B (zh) * | 2005-07-11 | 2010-12-22 | 松下电器产业株式会社 | 锂离子二次电池 |
US20110143204A1 (en) * | 2010-10-04 | 2011-06-16 | Ford Global Technologies, Llc | Lithium-Containing Electrode Material for Electrochemical Cell Systems |
CN102473910A (zh) * | 2009-08-07 | 2012-05-23 | 三洋电机株式会社 | 非水电解质二次电池 |
CN102651471A (zh) * | 2011-02-22 | 2012-08-29 | 富士重工业株式会社 | 正极活性物质、使用该正极活性物质的锂离子蓄电设备及其制造方法 |
-
2013
- 2013-08-14 CN CN201310354095.2A patent/CN103400993B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101218698B (zh) * | 2005-07-11 | 2010-12-22 | 松下电器产业株式会社 | 锂离子二次电池 |
CN102473910A (zh) * | 2009-08-07 | 2012-05-23 | 三洋电机株式会社 | 非水电解质二次电池 |
US20110143204A1 (en) * | 2010-10-04 | 2011-06-16 | Ford Global Technologies, Llc | Lithium-Containing Electrode Material for Electrochemical Cell Systems |
CN102651471A (zh) * | 2011-02-22 | 2012-08-29 | 富士重工业株式会社 | 正极活性物质、使用该正极活性物质的锂离子蓄电设备及其制造方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3131150A4 (en) * | 2014-04-11 | 2017-08-02 | Nissan Motor Co., Ltd | Nonaqueous electrolyte secondary battery |
CN106463776A (zh) * | 2014-06-23 | 2017-02-22 | 日本电气株式会社 | 非水电解液和二次电池 |
CN106463776B (zh) * | 2014-06-23 | 2020-06-09 | 日本电气株式会社 | 非水电解液和二次电池 |
US10978737B2 (en) | 2014-06-23 | 2021-04-13 | Nec Corporation | Nonaqueous electrolyte solution and secondary battery |
CN104779364A (zh) * | 2015-03-31 | 2015-07-15 | 中新能科技发展有限公司 | 一种锂离子电池的负极及其制备方法和锂离子电池 |
CN107863489A (zh) * | 2017-10-30 | 2018-03-30 | 周燕红 | 一种锂离子电池正极及使用该正极的锂离子电池 |
CN112952043A (zh) * | 2021-03-08 | 2021-06-11 | 上海兰钧新能源科技有限公司 | 一种锂离子电池极片的干粉压砖制备方法 |
CN114335418A (zh) * | 2021-12-23 | 2022-04-12 | 惠州亿纬锂能股份有限公司 | 一种正极极片及其制备方法和应用 |
CN114335418B (zh) * | 2021-12-23 | 2024-04-02 | 惠州亿纬锂能股份有限公司 | 一种正极极片及其制备方法和应用 |
Also Published As
Publication number | Publication date |
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CN103400993B (zh) | 2014-03-26 |
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