CN110838596A - 锂电池电解液及锂电池 - Google Patents
锂电池电解液及锂电池 Download PDFInfo
- Publication number
- CN110838596A CN110838596A CN201911145019.4A CN201911145019A CN110838596A CN 110838596 A CN110838596 A CN 110838596A CN 201911145019 A CN201911145019 A CN 201911145019A CN 110838596 A CN110838596 A CN 110838596A
- Authority
- CN
- China
- Prior art keywords
- electrolyte
- carbonate
- unsubstituted
- substituted
- silane compound
- 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
- 239000003792 electrolyte Substances 0.000 title claims abstract description 92
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 29
- -1 silane compound Chemical class 0.000 claims abstract description 39
- 239000003960 organic solvent Substances 0.000 claims abstract description 36
- 229910000077 silane Inorganic materials 0.000 claims abstract description 31
- 239000000654 additive Substances 0.000 claims abstract description 29
- 230000000996 additive effect Effects 0.000 claims abstract description 26
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 23
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 23
- 150000001875 compounds Chemical class 0.000 claims abstract description 7
- 229910052796 boron Inorganic materials 0.000 claims abstract description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate group Chemical group S(=O)(=O)([O-])[O-] QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 3
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 18
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 18
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 12
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 9
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 claims description 7
- 150000005678 chain carbonates Chemical class 0.000 claims description 7
- 150000005676 cyclic carbonates Chemical class 0.000 claims description 7
- 229910013188 LiBOB Inorganic materials 0.000 claims description 6
- 229910001290 LiPF6 Inorganic materials 0.000 claims description 6
- 229910010941 LiFSI Inorganic materials 0.000 claims description 5
- VDVLPSWVDYJFRW-UHFFFAOYSA-N lithium;bis(fluorosulfonyl)azanide Chemical compound [Li+].FS(=O)(=O)[N-]S(F)(=O)=O VDVLPSWVDYJFRW-UHFFFAOYSA-N 0.000 claims description 5
- 229910012265 LiPO2F2 Inorganic materials 0.000 claims description 4
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 4
- FSSPGSAQUIYDCN-UHFFFAOYSA-N 1,3-Propane sultone Chemical compound O=S1(=O)CCCO1 FSSPGSAQUIYDCN-UHFFFAOYSA-N 0.000 claims description 3
- IFDLFCDWOFLKEB-UHFFFAOYSA-N 2-methylbutylbenzene Chemical compound CCC(C)CC1=CC=CC=C1 IFDLFCDWOFLKEB-UHFFFAOYSA-N 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- LXQJDZXMYIZZMQ-UHFFFAOYSA-N but-1-en-3-yne;carbonic acid Chemical compound C=CC#C.OC(O)=O LXQJDZXMYIZZMQ-UHFFFAOYSA-N 0.000 claims description 3
- VEWLDLAARDMXSB-UHFFFAOYSA-N ethenyl sulfate;hydron Chemical compound OS(=O)(=O)OC=C VEWLDLAARDMXSB-UHFFFAOYSA-N 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 claims description 3
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 claims description 3
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 229940090181 propyl acetate Drugs 0.000 claims description 3
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 3
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 3
- 125000003342 alkenyl group Chemical group 0.000 claims description 2
- 125000005245 nitryl group Chemical group [N+](=O)([O-])* 0.000 claims description 2
- 238000006467 substitution reaction Methods 0.000 claims description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 16
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 16
- 238000002156 mixing Methods 0.000 description 12
- 238000012360 testing method Methods 0.000 description 10
- 229910013872 LiPF Inorganic materials 0.000 description 6
- 101150058243 Lipf gene Proteins 0.000 description 6
- 239000007772 electrode material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000002161 passivation Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- 125000000524 functional group Chemical group 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910012258 LiPO Inorganic materials 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 125000005133 alkynyloxy group Chemical group 0.000 description 2
- 239000006256 anode slurry Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011267 electrode slurry Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical group S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- 125000000027 (C1-C10) alkoxy group Chemical group 0.000 description 1
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 description 1
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 1
- 125000006374 C2-C10 alkenyl group Chemical group 0.000 description 1
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 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 1
- 230000006978 adaptation Effects 0.000 description 1
- 125000003302 alkenyloxy group Chemical group 0.000 description 1
- 125000000304 alkynyl group Chemical group 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000013538 functional additive Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000002555 ionophore Substances 0.000 description 1
- 230000000236 ionophoric effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000005486 organic electrolyte Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 238000009461 vacuum packaging Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- 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
- H01M10/0567—Liquid materials characterised by the additives
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0025—Organic electrolyte
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201911145019.4A CN110838596B (zh) | 2019-11-19 | 2019-11-19 | 锂电池电解液及锂电池 |
Applications Claiming Priority (1)
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CN201911145019.4A CN110838596B (zh) | 2019-11-19 | 2019-11-19 | 锂电池电解液及锂电池 |
Publications (2)
Publication Number | Publication Date |
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CN110838596A true CN110838596A (zh) | 2020-02-25 |
CN110838596B CN110838596B (zh) | 2021-10-26 |
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Family Applications (1)
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CN201911145019.4A Active CN110838596B (zh) | 2019-11-19 | 2019-11-19 | 锂电池电解液及锂电池 |
Country Status (1)
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110676513A (zh) * | 2019-11-20 | 2020-01-10 | 凌帕新能源科技(上海)有限公司 | 锂电池电解液及锂电池 |
CN110783630A (zh) * | 2019-11-20 | 2020-02-11 | 四川新敏雅电池科技有限公司 | 锂电池电解液及锂电池 |
CN110854435A (zh) * | 2019-11-22 | 2020-02-28 | 湖南新敏雅新能源科技有限公司 | 锂电池电解液及锂电池 |
Citations (8)
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CN101867065A (zh) * | 2010-06-21 | 2010-10-20 | 张家港市国泰华荣化工新材料有限公司 | 一种阻燃型电解质溶液及其应用 |
US20160056436A1 (en) * | 2013-04-03 | 2016-02-25 | Hitachi, Ltd. | Negative electrode for lithium-ion secondary battery, lithium-ion secondary battery, and method for manufacturing said negative electrode and lithium-ion secondary battery |
CN105845983A (zh) * | 2016-04-15 | 2016-08-10 | 宁德时代新能源科技股份有限公司 | 一种电解液及含有该电解液的锂离子电池 |
CN106920991A (zh) * | 2015-12-25 | 2017-07-04 | 张家港市国泰华荣化工新材料有限公司 | 一种提高浸润性的锂电池电解液及锂电池 |
CN109148950A (zh) * | 2017-06-15 | 2019-01-04 | 宁德时代新能源科技股份有限公司 | 一种电解液及电池 |
CN109193029A (zh) * | 2018-08-21 | 2019-01-11 | 东莞市杉杉电池材料有限公司 | 一种高镍三元锂离子电池非水电解液及含该电解液的高镍三元锂离子电池 |
CN109585923A (zh) * | 2018-12-11 | 2019-04-05 | 广东永邦新能源股份有限公司 | 一种锂电池电解液及其制备方法 |
CN109728340A (zh) * | 2017-10-30 | 2019-05-07 | 宁德时代新能源科技股份有限公司 | 锂离子电池 |
-
2019
- 2019-11-19 CN CN201911145019.4A patent/CN110838596B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101867065A (zh) * | 2010-06-21 | 2010-10-20 | 张家港市国泰华荣化工新材料有限公司 | 一种阻燃型电解质溶液及其应用 |
US20160056436A1 (en) * | 2013-04-03 | 2016-02-25 | Hitachi, Ltd. | Negative electrode for lithium-ion secondary battery, lithium-ion secondary battery, and method for manufacturing said negative electrode and lithium-ion secondary battery |
CN106920991A (zh) * | 2015-12-25 | 2017-07-04 | 张家港市国泰华荣化工新材料有限公司 | 一种提高浸润性的锂电池电解液及锂电池 |
CN105845983A (zh) * | 2016-04-15 | 2016-08-10 | 宁德时代新能源科技股份有限公司 | 一种电解液及含有该电解液的锂离子电池 |
CN109148950A (zh) * | 2017-06-15 | 2019-01-04 | 宁德时代新能源科技股份有限公司 | 一种电解液及电池 |
CN109728340A (zh) * | 2017-10-30 | 2019-05-07 | 宁德时代新能源科技股份有限公司 | 锂离子电池 |
CN109193029A (zh) * | 2018-08-21 | 2019-01-11 | 东莞市杉杉电池材料有限公司 | 一种高镍三元锂离子电池非水电解液及含该电解液的高镍三元锂离子电池 |
CN109585923A (zh) * | 2018-12-11 | 2019-04-05 | 广东永邦新能源股份有限公司 | 一种锂电池电解液及其制备方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110676513A (zh) * | 2019-11-20 | 2020-01-10 | 凌帕新能源科技(上海)有限公司 | 锂电池电解液及锂电池 |
CN110783630A (zh) * | 2019-11-20 | 2020-02-11 | 四川新敏雅电池科技有限公司 | 锂电池电解液及锂电池 |
CN110854435A (zh) * | 2019-11-22 | 2020-02-28 | 湖南新敏雅新能源科技有限公司 | 锂电池电解液及锂电池 |
Also Published As
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CN110838596B (zh) | 2021-10-26 |
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Effective date of registration: 20200410 Address after: 215335 station 62, room 404, science and Technology Plaza building, Qianjin East Road, Kunshan Development Zone, Suzhou City, Jiangsu Province (cluster registration) Applicant after: Suzhou Lingwei New Energy Technology Co.,Ltd. Applicant after: Sichuan xinminya Battery Technology Co.,Ltd. Applicant after: Hunan xinminya New Energy Technology Co.,Ltd. Address before: 201799 room 293, s District, 2f, No.158, Shuanglian Road, Qingpu District, Shanghai Applicant before: Lingpa new energy technology (Shanghai) Co.,Ltd. Applicant before: Sichuan xinminya Battery Technology Co.,Ltd. Applicant before: Hunan xinminya New Energy Technology Co.,Ltd. Applicant before: Shanxi KONOS New Energy Technology Co.,Ltd. |
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Address after: 215334 No. 1050, Fuchunjiang Road, Kunshan Development Zone, Suzhou, Jiangsu Province Patentee after: Suzhou Lingpai New Energy Technology Co.,Ltd. Patentee after: Sichuan Lingpai New Energy Technology Co.,Ltd. Patentee after: Hunan Lingpai New Energy Technology Co.,Ltd. Address before: 215335 station 62, room 404, science and Technology Plaza building, East Qianjin Road, Kunshan Development Zone, Suzhou City, Jiangsu Province (cluster registration) Patentee before: Suzhou Lingwei New Energy Technology Co.,Ltd. Patentee before: Sichuan xinminya Battery Technology Co.,Ltd. Patentee before: Hunan xinminya New Energy Technology Co.,Ltd. |
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Effective date of registration: 20220728 Address after: 421848 Room 101, experimental hall, No. 10, Industrial Avenue, Baishazhou Industrial Park, high tech Zone, Hengyang City, Hunan Province Patentee after: Hunan Lingpai Dingxin Battery Research Institute Co.,Ltd. Address before: 215334 No. 1050, Fuchunjiang Road, Kunshan Development Zone, Suzhou, Jiangsu Province Patentee before: Suzhou Lingpai New Energy Technology Co.,Ltd. Patentee before: Sichuan Lingpai New Energy Technology Co.,Ltd. Patentee before: Hunan Lingpai New Energy Technology Co.,Ltd. |
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Address after: Room 101, Experimental Hall, No.10 Industrial Avenue, Baishazhou Industrial Park, High tech Zone, Hengyang City, Hunan Province, 421007 Patentee after: Hunan Lingpai New Energy Research Institute Co.,Ltd. Address before: 421848 Room 101, experimental hall, No. 10, Industrial Avenue, Baishazhou Industrial Park, high tech Zone, Hengyang City, Hunan Province Patentee before: Hunan Lingpai Dingxin Battery Research Institute Co.,Ltd. |
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