CN112542612B - 一种具有自粘结效果的固态电解质及其制备方法 - Google Patents
一种具有自粘结效果的固态电解质及其制备方法 Download PDFInfo
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- CN112542612B CN112542612B CN202011422984.4A CN202011422984A CN112542612B CN 112542612 B CN112542612 B CN 112542612B CN 202011422984 A CN202011422984 A CN 202011422984A CN 112542612 B CN112542612 B CN 112542612B
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- 239000007784 solid electrolyte Substances 0.000 title claims abstract description 64
- 230000000694 effects Effects 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title abstract description 17
- 239000003792 electrolyte Substances 0.000 claims abstract description 46
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 48
- 238000000227 grinding Methods 0.000 claims description 30
- 229910003002 lithium salt Inorganic materials 0.000 claims description 30
- 159000000002 lithium salts Chemical class 0.000 claims description 30
- 239000005518 polymer electrolyte Substances 0.000 claims description 24
- 229920001223 polyethylene glycol Polymers 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 9
- 239000002243 precursor Substances 0.000 claims description 9
- 239000002202 Polyethylene glycol Substances 0.000 claims description 6
- 239000012298 atmosphere Substances 0.000 claims description 6
- 229910003473 lithium bis(trifluoromethanesulfonyl)imide Inorganic materials 0.000 claims description 6
- QSZMZKBZAYQGRS-UHFFFAOYSA-N lithium;bis(trifluoromethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F QSZMZKBZAYQGRS-UHFFFAOYSA-N 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 5
- 229910013870 LiPF 6 Inorganic materials 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 claims description 3
- 229910015015 LiAsF 6 Inorganic materials 0.000 claims description 3
- 229910013063 LiBF 4 Inorganic materials 0.000 claims description 3
- 229910013684 LiClO 4 Inorganic materials 0.000 claims description 3
- 229910010941 LiFSI Inorganic materials 0.000 claims description 3
- 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 3
- MCVFFRWZNYZUIJ-UHFFFAOYSA-M lithium;trifluoromethanesulfonate Chemical compound [Li+].[O-]S(=O)(=O)C(F)(F)F MCVFFRWZNYZUIJ-UHFFFAOYSA-M 0.000 claims description 3
- 239000007891 compressed tablet Substances 0.000 claims 1
- 229910001220 stainless steel Inorganic materials 0.000 description 11
- 239000010935 stainless steel Substances 0.000 description 11
- 238000000498 ball milling Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 229910052732 germanium Inorganic materials 0.000 description 7
- 239000011230 binding agent Substances 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002203 sulfidic glass Substances 0.000 description 3
- 229910018091 Li 2 S Inorganic materials 0.000 description 2
- 239000012300 argon atmosphere Substances 0.000 description 2
- 239000010416 ion conductor Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011244 liquid electrolyte Substances 0.000 description 2
- 238000007719 peel strength test Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- KHDSWONFYIAAPE-UHFFFAOYSA-N silicon sulfide Chemical compound S=[Si]=S KHDSWONFYIAAPE-UHFFFAOYSA-N 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- UKUVVAMSXXBMRX-UHFFFAOYSA-N 2,4,5-trithia-1,3-diarsabicyclo[1.1.1]pentane Chemical compound S1[As]2S[As]1S2 UKUVVAMSXXBMRX-UHFFFAOYSA-N 0.000 description 1
- 229910005839 GeS 2 Inorganic materials 0.000 description 1
- 229910010835 LiI-Li2S-P2S5 Inorganic materials 0.000 description 1
- 229910010833 LiI-Li2S-SiS2 Inorganic materials 0.000 description 1
- 229910010840 LiI—Li2S—P2S5 Inorganic materials 0.000 description 1
- 229910010855 LiI—Li2S—SiS2 Inorganic materials 0.000 description 1
- 229910010847 LiI—Li3PO4-P2S5 Inorganic materials 0.000 description 1
- 229910010864 LiI—Li3PO4—P2S5 Inorganic materials 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 229910020346 SiS 2 Inorganic materials 0.000 description 1
- 229940007424 antimony trisulfide Drugs 0.000 description 1
- NVWBARWTDVQPJD-UHFFFAOYSA-N antimony(3+);trisulfide Chemical compound [S-2].[S-2].[S-2].[Sb+3].[Sb+3] NVWBARWTDVQPJD-UHFFFAOYSA-N 0.000 description 1
- 229940052288 arsenic trisulfide Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- XQNIYBBHBZAQEC-UHFFFAOYSA-N diphosphorus trisulphide Chemical compound S=PSP=S XQNIYBBHBZAQEC-UHFFFAOYSA-N 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Images
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
-
- 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
- H01M2300/0085—Immobilising or gelification of 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
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- 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)
- Conductive Materials (AREA)
- Secondary Cells (AREA)
Abstract
Description
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CN112542612B true CN112542612B (zh) | 2023-03-28 |
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CN114937810A (zh) * | 2022-04-08 | 2022-08-23 | 中汽创智科技有限公司 | 一种固态电解质膜及其制备方法和应用 |
CN116169367A (zh) * | 2023-02-13 | 2023-05-26 | 深圳市新固能科技有限公司 | 一种高压热处理制备固态硫化物电解质的方法和应用 |
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US20160322629A1 (en) * | 2015-04-30 | 2016-11-03 | Brookhaven Science Associates, Llc | Hybrid cathodes for li-ion battery cells |
CN110085904B (zh) * | 2019-05-08 | 2022-03-01 | 中国空间技术研究院 | 柔性复合固态电解质、全固态锂离子电池及其制备方法 |
CN110534801A (zh) * | 2019-09-05 | 2019-12-03 | 中国科学院宁波材料技术与工程研究所 | 全固态电解质材料及其制备方法及全固态二次电池 |
CN112018458B (zh) * | 2020-09-08 | 2021-11-30 | 长三角物理研究中心有限公司 | 硫化物-聚合物复合固态电解质及其制备方法和应用 |
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Effective date of registration: 20240326 Address after: Room 221, Innovation Plaza Podium, 2007 Pingshan Avenue, Liulian Community, Pingshan Street, Pingshan District, Shenzhen City, Guangdong Province, 518118 Patentee after: Zhongke Chaoneng (Shenzhen) New Energy Technology Co.,Ltd. Country or region after: China Address before: 102488 No.1, Qihang West Street, Doudian Town, Fangshan District, Beijing Patentee before: BEIJING WELION NEW ENERGY TECHNOLOGY Co.,Ltd. Country or region before: China |
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