CN102306778B - 一种非水性电化学电池及其制备方法 - Google Patents
一种非水性电化学电池及其制备方法 Download PDFInfo
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- CN102306778B CN102306778B CN2011102581176A CN201110258117A CN102306778B CN 102306778 B CN102306778 B CN 102306778B CN 2011102581176 A CN2011102581176 A CN 2011102581176A CN 201110258117 A CN201110258117 A CN 201110258117A CN 102306778 B CN102306778 B CN 102306778B
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- Prior art keywords
- lithium
- negative pole
- anodal
- electrochemical battery
- capacity
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- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 17
- 239000003792 electrolyte Substances 0.000 claims abstract description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 3
- JFBZPFYRPYOZCQ-UHFFFAOYSA-N [Li].[Al] Chemical compound [Li].[Al] JFBZPFYRPYOZCQ-UHFFFAOYSA-N 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 16
- 230000004888 barrier function Effects 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 14
- 238000000576 coating method Methods 0.000 claims description 14
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 claims description 14
- 239000011028 pyrite Substances 0.000 claims description 14
- 229910052683 pyrite Inorganic materials 0.000 claims description 14
- 239000002002 slurry Substances 0.000 claims description 13
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 10
- 239000011888 foil Substances 0.000 claims description 9
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Chemical compound [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 claims description 9
- 239000005030 aluminium foil Substances 0.000 claims description 8
- 239000010439 graphite Substances 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 7
- 230000000996 additive effect Effects 0.000 claims description 7
- 239000007767 bonding agent Substances 0.000 claims description 7
- 239000002033 PVDF binder Substances 0.000 claims description 6
- 230000000977 initiatory effect Effects 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 6
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 5
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical group [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 claims description 5
- 229910001486 lithium perchlorate Inorganic materials 0.000 claims description 5
- 229910003002 lithium salt Inorganic materials 0.000 claims description 5
- 159000000002 lithium salts Chemical class 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 5
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 4
- 229910013684 LiClO 4 Inorganic materials 0.000 claims description 4
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 229910013188 LiBOB Inorganic materials 0.000 claims description 3
- 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 claims description 3
- 239000006230 acetylene black Substances 0.000 claims description 3
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 3
- 239000000839 emulsion Substances 0.000 claims description 3
- DEUISMFZZMAAOJ-UHFFFAOYSA-N lithium dihydrogen borate oxalic acid Chemical compound B([O-])(O)O.C(C(=O)O)(=O)O.C(C(=O)O)(=O)O.[Li+] DEUISMFZZMAAOJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 3
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 3
- YZBBUYKPTHDZHF-KNVGNIICSA-N (3R)-7,2'-dihydroxy-4'-methoxyisoflavanol Chemical compound OC1=CC(OC)=CC=C1[C@H]1C(O)C2=CC=C(O)C=C2OC1 YZBBUYKPTHDZHF-KNVGNIICSA-N 0.000 claims description 2
- 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 claims description 2
- 229910012851 LiCoO 2 Inorganic materials 0.000 claims description 2
- 229910014689 LiMnO Inorganic materials 0.000 claims description 2
- 229910013290 LiNiO 2 Inorganic materials 0.000 claims description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 claims description 2
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- WDGKXRCNMKPDSD-UHFFFAOYSA-N lithium;trifluoromethanesulfonic acid Chemical compound [Li].OS(=O)(=O)C(F)(F)F WDGKXRCNMKPDSD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 2
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 2
- WHRNULOCNSKMGB-UHFFFAOYSA-N tetrahydrofuran thf Chemical compound C1CCOC1.C1CCOC1 WHRNULOCNSKMGB-UHFFFAOYSA-N 0.000 claims description 2
- 239000004925 Acrylic resin Substances 0.000 claims 1
- 229920000178 Acrylic resin Polymers 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000011247 coating layer Substances 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 14
- GPVWCGHDIGTNCE-UHFFFAOYSA-N [Fe](=S)=S.[Li] Chemical compound [Fe](=S)=S.[Li] GPVWCGHDIGTNCE-UHFFFAOYSA-N 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229940095991 ferrous disulfide Drugs 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000005477 standard model Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0568—Liquid materials characterised by the solutes
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- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0569—Liquid materials characterised by the solvents
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- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
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- H01M10/00—Secondary cells; Manufacture thereof
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- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
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- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
- H—ELECTRICITY
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- H01M4/139—Processes of manufacture
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/381—Alkaline or alkaline earth metals elements
- H01M4/382—Lithium
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/581—Chalcogenides or intercalation compounds thereof
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
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- H—ELECTRICITY
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/117—Inorganic material
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- H01M2010/4292—Aspects relating to capacity ratio of electrodes/electrolyte or anode/cathode
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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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10T29/00—Metal working
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- Y10T29/49002—Electrical device making
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- Y10T29/49115—Electric battery cell making including coating or impregnating
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Abstract
Description
编号 | 正、负极单位面积容量比 | 1000mA连续放电至0.8V容量 | 200mA连续放电至1.0V容量 |
实施例1 | 0.98 | 2492.6 | 2566.6 |
实施例2 | 1.19 | 2537.8 | 2600.2 |
实施例3 | 0.82 | 2036.6 | 2176.6 |
编号 | 正、负极单位面积容量比 | 60℃5天 | 60℃10天 | 60℃15天 | 60℃20天 |
实施例1 | 0.98 | 518.5 | 638 | 672 | 688 |
实施例2 | 1.19 | 856 | 1100 | 1413 | >2000 |
实施例3 | 0.82 | 329 | 390 | 386 | 395 |
编号 | 错位位置尺寸/mm | 正、负极理论总容量之比值 | 卷绕电池数/个 | 短路数/个 | 短路率 |
实施例1 | 25 | 1.0104 | 4932 | 22 | 0.45% |
实施例4 | 20 | 0.9932 | 4955 | 26 | 0.52% |
实施例5 | 15 | 0.9751 | 4968 | 25 | 0.50% |
实施例6 | 10 | 0.9587 | 5005 | 38 | 0.76% |
实施例7 | 5 | 0.9423 | 4877 | 56 | 1.15% |
Claims (8)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011102581176A CN102306778B (zh) | 2011-09-02 | 2011-09-02 | 一种非水性电化学电池及其制备方法 |
EP11871789.1A EP2752924A4 (en) | 2011-09-02 | 2011-09-08 | SECONDARY BATTERY WITH NON-ACID ELECTROLYTE AND METHOD FOR THE PRODUCTION THEREOF |
US13/818,299 US20130302699A1 (en) | 2011-09-02 | 2011-09-08 | Non-Aqueous Electro-Chemical Battery and Method of Preparation Thereof |
PCT/CN2011/079487 WO2013029282A1 (zh) | 2011-09-02 | 2011-09-08 | 一种非水性电化学电池及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011102581176A CN102306778B (zh) | 2011-09-02 | 2011-09-02 | 一种非水性电化学电池及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102306778A CN102306778A (zh) | 2012-01-04 |
CN102306778B true CN102306778B (zh) | 2013-10-16 |
Family
ID=45380608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2011102581176A Expired - Fee Related CN102306778B (zh) | 2011-09-02 | 2011-09-02 | 一种非水性电化学电池及其制备方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20130302699A1 (zh) |
EP (1) | EP2752924A4 (zh) |
CN (1) | CN102306778B (zh) |
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CN103682295B (zh) * | 2012-09-26 | 2016-03-02 | 华为技术有限公司 | 一种锂离子电池负极材料及其制备方法、锂离子电池负极片和锂离子电池 |
CN103268959A (zh) * | 2013-05-22 | 2013-08-28 | 江苏富朗特新能源有限公司 | 锂离子电池容量提升方法 |
CN103531816B (zh) * | 2013-09-26 | 2015-11-25 | 惠州市惠德瑞锂电科技有限公司 | 一种含软态铝箔的锂一次电池 |
CN107112481B (zh) * | 2014-12-12 | 2022-02-18 | 维金电力系统有限公司 | 电化学电池以及制造其的方法 |
KR101946732B1 (ko) * | 2016-03-15 | 2019-02-11 | 가부시끼가이샤 도시바 | 비수전해질 전지 및 배터리 시스템 |
US10367201B2 (en) * | 2016-03-30 | 2019-07-30 | GM Global Technology Operations LLC | Negative electrode including a polymeric single-ion conductor coating |
EP3469648B1 (en) * | 2016-06-08 | 2022-01-26 | SES Holdings Pte. Ltd. | High energy density, high power density, high capacity, and room temperature capable "anode-free" rechargeable batteries |
CN106329000B (zh) * | 2016-09-30 | 2019-06-21 | 广州鹏辉能源科技股份有限公司 | 一种锂二硫化铁电池的电解液及其电池 |
CN112928334A (zh) * | 2018-02-28 | 2021-06-08 | 宁德时代新能源科技股份有限公司 | 电芯、锂离子二次电池和包含锂离子二次电池的电动大巴和储能系统 |
KR102509516B1 (ko) * | 2019-05-03 | 2023-03-13 | 주식회사 엘지에너지솔루션 | 전극조립체 및 그의 제조방법 |
US11165052B2 (en) * | 2019-07-17 | 2021-11-02 | GM Global Technology Operations LLC | Lithium alloy-based electrodes for electrochemical cells and methods for making the same |
EP4131543A4 (en) * | 2020-03-31 | 2023-11-29 | Ningde Amperex Technology Ltd. | ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE |
US12068462B2 (en) * | 2020-05-07 | 2024-08-20 | Camx Power Llc | Voltage stabilization of low voltage metal-metal cells |
EP4235870A1 (en) | 2022-01-04 | 2023-08-30 | Contemporary Amperex Technology Co., Limited | Lithium ion secondary battery, battery module, battery pack, and electronic apparatus |
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- 2011-09-02 CN CN2011102581176A patent/CN102306778B/zh not_active Expired - Fee Related
- 2011-09-08 US US13/818,299 patent/US20130302699A1/en not_active Abandoned
- 2011-09-08 WO PCT/CN2011/079487 patent/WO2013029282A1/zh active Application Filing
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CN102306778A (zh) | 2012-01-04 |
EP2752924A1 (en) | 2014-07-09 |
US20130302699A1 (en) | 2013-11-14 |
WO2013029282A1 (zh) | 2013-03-07 |
EP2752924A4 (en) | 2015-04-22 |
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