CN112448028B - 一种适用于二次锂电池的稳定电解质的制备方法 - Google Patents
一种适用于二次锂电池的稳定电解质的制备方法 Download PDFInfo
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- CN112448028B CN112448028B CN202011449893.XA CN202011449893A CN112448028B CN 112448028 B CN112448028 B CN 112448028B CN 202011449893 A CN202011449893 A CN 202011449893A CN 112448028 B CN112448028 B CN 112448028B
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Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 64
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 239000003792 electrolyte Substances 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 44
- 239000003822 epoxy resin Substances 0.000 claims abstract description 35
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 35
- 239000002114 nanocomposite Substances 0.000 claims abstract description 22
- 239000000243 solution Substances 0.000 claims description 55
- 238000003756 stirring Methods 0.000 claims description 55
- 239000000203 mixture Substances 0.000 claims description 49
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 39
- 238000002156 mixing Methods 0.000 claims description 35
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 31
- 238000001035 drying Methods 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 239000002202 Polyethylene glycol Substances 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 229920001223 polyethylene glycol Polymers 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 20
- 239000000843 powder Substances 0.000 claims description 17
- 239000002244 precipitate Substances 0.000 claims description 17
- 239000008367 deionised water Substances 0.000 claims description 16
- 229910021641 deionized water Inorganic materials 0.000 claims description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 14
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 239000012046 mixed solvent Substances 0.000 claims description 14
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 13
- 239000002001 electrolyte material Substances 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 10
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 10
- 238000000227 grinding Methods 0.000 claims description 10
- CABDFQZZWFMZOD-UHFFFAOYSA-N hydrogen peroxide;hydrochloride Chemical compound Cl.OO CABDFQZZWFMZOD-UHFFFAOYSA-N 0.000 claims description 10
- 239000011259 mixed solution Substances 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 9
- 238000001291 vacuum drying Methods 0.000 claims description 9
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims description 7
- 239000005357 flat glass Substances 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 5
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 5
- 238000003760 magnetic stirring Methods 0.000 claims description 5
- 229940099596 manganese sulfate Drugs 0.000 claims description 5
- 239000011702 manganese sulphate Substances 0.000 claims description 5
- 235000007079 manganese sulphate Nutrition 0.000 claims description 5
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 230000035484 reaction time Effects 0.000 claims description 4
- 238000002390 rotary evaporation Methods 0.000 claims description 4
- 238000001354 calcination Methods 0.000 claims description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims 1
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 239000007784 solid electrolyte Substances 0.000 abstract description 22
- 150000002500 ions Chemical class 0.000 abstract description 9
- 239000007774 positive electrode material Substances 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 description 12
- 238000012360 testing method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 238000005406 washing Methods 0.000 description 9
- 238000011161 development Methods 0.000 description 7
- 235000019441 ethanol Nutrition 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 239000013557 residual solvent Substances 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- 239000007772 electrode material Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000011244 liquid electrolyte Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 238000007605 air drying Methods 0.000 description 2
- 239000012300 argon atmosphere Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 231100000956 nontoxicity Toxicity 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000007619 statistical method Methods 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 229910032387 LiCoO2 Inorganic materials 0.000 description 1
- 229910011849 LiFe0.2Mn0.8PO4 Inorganic materials 0.000 description 1
- 229910002993 LiMnO2 Inorganic materials 0.000 description 1
- 229910002099 LiNi0.5Mn1.5O4 Inorganic materials 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 1
- ZYXUQEDFWHDILZ-UHFFFAOYSA-N [Ni].[Mn].[Li] Chemical compound [Ni].[Mn].[Li] ZYXUQEDFWHDILZ-UHFFFAOYSA-N 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- DVATZODUVBMYHN-UHFFFAOYSA-K lithium;iron(2+);manganese(2+);phosphate Chemical compound [Li+].[Mn+2].[Fe+2].[O-]P([O-])([O-])=O DVATZODUVBMYHN-UHFFFAOYSA-K 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 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
- H01M10/052—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
- 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
- H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
-
- 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)
- Electrochemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011449893.XA CN112448028B (zh) | 2020-12-12 | 2020-12-12 | 一种适用于二次锂电池的稳定电解质的制备方法 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011449893.XA CN112448028B (zh) | 2020-12-12 | 2020-12-12 | 一种适用于二次锂电池的稳定电解质的制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112448028A CN112448028A (zh) | 2021-03-05 |
| CN112448028B true CN112448028B (zh) | 2022-01-11 |
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| CN202011449893.XA Active CN112448028B (zh) | 2020-12-12 | 2020-12-12 | 一种适用于二次锂电池的稳定电解质的制备方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112448028B (zh) |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62140306A (ja) * | 1985-12-13 | 1987-06-23 | 宇部興産株式会社 | 固体電解質組成物 |
| JPH11121036A (ja) * | 1997-10-15 | 1999-04-30 | Toyama Pref Gov | リチウムイオン2次電池の固体電解質用エポキシ系組成物 |
| JP2001043731A (ja) * | 1999-07-29 | 2001-02-16 | Hitachi Chem Co Ltd | 高分子固体電解質、高分子固体電解質の製造法及び電気化学的デバイス |
| KR100357959B1 (ko) * | 2000-05-15 | 2002-10-25 | 삼성에스디아이 주식회사 | 리튬 2차 전지 |
| KR100399788B1 (ko) * | 2001-08-17 | 2003-09-29 | 삼성에스디아이 주식회사 | 졸 형태의 고분자 전해질 및 이를 채용한 리튬 전지 |
| TW200618366A (en) * | 2004-11-19 | 2006-06-01 | Xin-Guang Shi | Polymer electrolyte material |
| CN101440177B (zh) * | 2008-12-11 | 2010-12-15 | 上海交通大学 | 一种聚合物固体电解质的制备方法 |
| JP6142118B2 (ja) * | 2012-03-29 | 2017-06-07 | 株式会社エマオス京都 | 多孔質膜、電解質膜、二次電池および燃料電池 |
| JP6331282B2 (ja) * | 2013-07-30 | 2018-05-30 | 富士通株式会社 | 固体電解質複合体、全固体イオン電池及び固体電解質複合体の製造方法 |
| CN105355974B (zh) * | 2015-10-26 | 2018-07-31 | 江汉大学 | 一种固态电解质及其制备方法 |
| US20180254518A1 (en) * | 2017-03-03 | 2018-09-06 | Blue Current, Inc. | Polymerized in-situ hybrid solid ion-conductive compositions |
| CN106960982B (zh) * | 2017-05-27 | 2019-03-29 | 南京博驰新能源股份有限公司 | 一种多层复合电解质锂电池的制备方法 |
| CN108346822A (zh) * | 2018-02-08 | 2018-07-31 | 广东猛狮新能源科技股份有限公司 | 一种3d网络有机-无机杂化全固态电解质的制备方法 |
| CN108365262A (zh) * | 2018-02-08 | 2018-08-03 | 广东猛狮新能源科技股份有限公司 | 一种3d网络有机-无机杂化全固态电解质以及一种锂二次电池 |
| CN109473716A (zh) * | 2018-11-01 | 2019-03-15 | 深圳清华大学研究院 | 锂离子电池聚合物电解质膜及其制备方法 |
| JP7358745B2 (ja) * | 2019-02-22 | 2023-10-11 | 富士フイルムビジネスイノベーション株式会社 | 全固体電池 |
| CN110854428A (zh) * | 2019-11-28 | 2020-02-28 | 成都新柯力化工科技有限公司 | 一种半固态锂电池电解质及制备方法 |
| CN111600069B (zh) * | 2020-06-03 | 2022-08-16 | 重庆大学 | 一种具有高强度、高离子电导率的环氧基固态电解质 |
| CN111916819B (zh) * | 2020-07-08 | 2021-05-18 | 山东创鲁先进电池科技有限公司 | 一种锂电池层状聚合物固体电解质的制备方法 |
| CN111987353A (zh) * | 2020-08-28 | 2020-11-24 | 成都新柯力化工科技有限公司 | 一种固态锂电池含硅氧环聚合物电解质及制备方法 |
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- 2020-12-12 CN CN202011449893.XA patent/CN112448028B/zh active Active
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| CN112448028A (zh) | 2021-03-05 |
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Address after: 233300 Xingnan Road Industrial Park, Chengguan Town, Wuhe County, Bengbu, Anhui Applicant after: Anhui Jiayu Weifeng Electromechanical Technology Co.,Ltd. Address before: 233300 Xingnan Road Industrial Park, Chengguan Town, Wuhe County, Bengbu, Anhui Applicant before: Anhui Jiayu Weifeng Electromechanical Technology Co.,Ltd. |
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Denomination of invention: A preparation method of stable electrolyte suitable for secondary lithium battery Effective date of registration: 20220622 Granted publication date: 20220111 Pledgee: Wuhe County Xingwu Financing Guarantee Co.,Ltd. Pledgor: Anhui Jiayu Weifeng Electromechanical Technology Co.,Ltd. Registration number: Y2022980008488 |
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Granted publication date: 20220111 Pledgee: Wuhe County Xingwu Financing Guarantee Co.,Ltd. Pledgor: Anhui Jiayu Weifeng Electromechanical Technology Co.,Ltd. Registration number: Y2022980008488 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: A preparation method for stable electrolyte suitable for secondary lithium batteries Granted publication date: 20220111 Pledgee: Agricultural Bank of China Limited Wuhe County Branch Pledgor: Anhui Jiayu Weifeng Electromechanical Technology Co.,Ltd. Registration number: Y2025980010405 |