CN107611479B - 锂离子动力电池电解液及锂离子二次电池 - Google Patents
锂离子动力电池电解液及锂离子二次电池 Download PDFInfo
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- CN107611479B CN107611479B CN201710809495.6A CN201710809495A CN107611479B CN 107611479 B CN107611479 B CN 107611479B CN 201710809495 A CN201710809495 A CN 201710809495A CN 107611479 B CN107611479 B CN 107611479B
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- Prior art keywords
- lithium
- electrolyte
- solvent
- carbonate
- lithium ion
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- 239000003792 electrolyte Substances 0.000 title claims abstract description 83
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 22
- 239000000654 additive Substances 0.000 claims abstract description 41
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 40
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 40
- 239000002904 solvent Substances 0.000 claims abstract description 29
- 239000003960 organic solvent Substances 0.000 claims abstract description 28
- 230000000996 additive effect Effects 0.000 claims abstract description 24
- 239000003381 stabilizer Substances 0.000 claims abstract description 24
- 239000011833 salt mixture Substances 0.000 claims abstract description 23
- -1 lithium hexafluorophosphate Chemical compound 0.000 claims abstract description 16
- 150000002825 nitriles Chemical class 0.000 claims abstract description 8
- 150000003457 sulfones Chemical class 0.000 claims abstract description 7
- 125000001153 fluoro group Chemical group F* 0.000 claims abstract 2
- 229910052744 lithium Inorganic materials 0.000 claims description 19
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 18
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 17
- 239000003063 flame retardant Substances 0.000 claims description 17
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 13
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 8
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 claims description 8
- SBLRHMKNNHXPHG-UHFFFAOYSA-N 4-fluoro-1,3-dioxolan-2-one Chemical compound FC1COC(=O)O1 SBLRHMKNNHXPHG-UHFFFAOYSA-N 0.000 claims description 7
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 claims description 7
- YBJCDTIWNDBNTM-UHFFFAOYSA-N 1-methylsulfonylethane Chemical compound CCS(C)(=O)=O YBJCDTIWNDBNTM-UHFFFAOYSA-N 0.000 claims description 6
- YOALFLHFSFEMLP-UHFFFAOYSA-N azane;2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctanoic acid Chemical compound [NH4+].[O-]C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F YOALFLHFSFEMLP-UHFFFAOYSA-N 0.000 claims description 6
- 239000007773 negative electrode material Substances 0.000 claims description 6
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 claims description 5
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 5
- 239000006258 conductive agent Substances 0.000 claims description 5
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 5
- IGILRSKEFZLPKG-UHFFFAOYSA-M lithium;difluorophosphinate Chemical group [Li+].[O-]P(F)(F)=O IGILRSKEFZLPKG-UHFFFAOYSA-M 0.000 claims description 5
- ZSMNRKGGHXLZEC-UHFFFAOYSA-N n,n-bis(trimethylsilyl)methanamine Chemical group C[Si](C)(C)N(C)[Si](C)(C)C ZSMNRKGGHXLZEC-UHFFFAOYSA-N 0.000 claims description 5
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 5
- CYTQBVOFDCPGCX-UHFFFAOYSA-N trimethyl phosphite Chemical compound COP(OC)OC CYTQBVOFDCPGCX-UHFFFAOYSA-N 0.000 claims description 5
- FQLSDFNKTNBQLC-UHFFFAOYSA-N tris(2,3,4,5,6-pentafluorophenyl)phosphane Chemical compound FC1=C(F)C(F)=C(F)C(F)=C1P(C=1C(=C(F)C(F)=C(F)C=1F)F)C1=C(F)C(F)=C(F)C(F)=C1F FQLSDFNKTNBQLC-UHFFFAOYSA-N 0.000 claims description 5
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 150000005678 chain carbonates Chemical class 0.000 claims description 4
- 150000005676 cyclic carbonates Chemical class 0.000 claims description 4
- DFJYZCUIKPGCSG-UHFFFAOYSA-N decanedinitrile Chemical compound N#CCCCCCCCCC#N DFJYZCUIKPGCSG-UHFFFAOYSA-N 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 4
- ZTOMUSMDRMJOTH-UHFFFAOYSA-N glutaronitrile Chemical compound N#CCCCC#N ZTOMUSMDRMJOTH-UHFFFAOYSA-N 0.000 claims description 4
- 229910001386 lithium phosphate Inorganic materials 0.000 claims description 4
- BTNXBLUGMAMSSH-UHFFFAOYSA-N octanedinitrile Chemical compound N#CCCCCCCC#N BTNXBLUGMAMSSH-UHFFFAOYSA-N 0.000 claims description 4
- MHYFEEDKONKGEB-UHFFFAOYSA-N oxathiane 2,2-dioxide Chemical compound O=S1(=O)CCCCO1 MHYFEEDKONKGEB-UHFFFAOYSA-N 0.000 claims description 4
- 239000010452 phosphate Substances 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 4
- 239000007774 positive electrode material Substances 0.000 claims description 4
- LVTHXRLARFLXNR-UHFFFAOYSA-M potassium;1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate Chemical compound [K+].[O-]S(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F LVTHXRLARFLXNR-UHFFFAOYSA-M 0.000 claims description 4
- RIUWBIIVUYSTCN-UHFFFAOYSA-N trilithium borate Chemical compound [Li+].[Li+].[Li+].[O-]B([O-])[O-] RIUWBIIVUYSTCN-UHFFFAOYSA-N 0.000 claims description 4
- USGDMCWUHFXPCY-UHFFFAOYSA-M C(C(=O)O)(=O)[O-].P(=O)(O)(O)O.[Li+] Chemical compound C(C(=O)O)(=O)[O-].P(=O)(O)(O)O.[Li+] USGDMCWUHFXPCY-UHFFFAOYSA-M 0.000 claims description 3
- 229910002991 LiNi0.5Co0.2Mn0.3O2 Inorganic materials 0.000 claims description 3
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- 229910021383 artificial graphite Inorganic materials 0.000 claims description 3
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical class OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 3
- 239000004327 boric acid Substances 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 3
- 150000002513 isocyanates Chemical class 0.000 claims description 3
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 3
- CDUWJQGFRQTJHB-UHFFFAOYSA-N 1,3,2-dioxathiole 2,2-dioxide Chemical compound O=S1(=O)OC=CO1 CDUWJQGFRQTJHB-UHFFFAOYSA-N 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 239000011889 copper foil Substances 0.000 claims description 2
- YLJRCXSSKLWCDE-UHFFFAOYSA-N methyl ethanesulfonate Chemical compound CCS(=O)(=O)OC YLJRCXSSKLWCDE-UHFFFAOYSA-N 0.000 claims description 2
- MBABOKRGFJTBAE-UHFFFAOYSA-N methyl methanesulfonate Chemical compound COS(C)(=O)=O MBABOKRGFJTBAE-UHFFFAOYSA-N 0.000 claims description 2
- VDVLPSWVDYJFRW-UHFFFAOYSA-N lithium;bis(fluorosulfonyl)azanide Chemical compound [Li+].FS(=O)(=O)[N-]S(F)(=O)=O VDVLPSWVDYJFRW-UHFFFAOYSA-N 0.000 claims 5
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical class OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims 2
- LLEVMYXEJUDBTA-UHFFFAOYSA-N heptanedinitrile Chemical compound N#CCCCCCC#N LLEVMYXEJUDBTA-UHFFFAOYSA-N 0.000 claims 2
- JYFWUMLHFWQKFF-UHFFFAOYSA-N 2-ethoxy-1,1,1,3,3,3-hexafluoropropane Chemical compound CCOC(C(F)(F)F)C(F)(F)F JYFWUMLHFWQKFF-UHFFFAOYSA-N 0.000 claims 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims 1
- MRDKYAYDMCRFIT-UHFFFAOYSA-N oxalic acid;phosphoric acid Chemical compound OP(O)(O)=O.OC(=O)C(O)=O MRDKYAYDMCRFIT-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 230000002195 synergetic effect Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 19
- 229910013870 LiPF 6 Inorganic materials 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- SYRDSFGUUQPYOB-UHFFFAOYSA-N [Li+].[Li+].[Li+].[O-]B([O-])[O-].FC(=O)C(F)=O Chemical compound [Li+].[Li+].[Li+].[O-]B([O-])[O-].FC(=O)C(F)=O SYRDSFGUUQPYOB-UHFFFAOYSA-N 0.000 description 4
- 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 description 4
- 239000012046 mixed solvent Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910013872 LiPF Inorganic materials 0.000 description 3
- 101150058243 Lipf gene Proteins 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- CXJWJJZGJZNBRK-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoro-2-(1,1,1,3,3,3-hexafluoropropan-2-yloxy)propane Chemical compound FC(F)(F)C(C(F)(F)F)OC(C(F)(F)F)C(F)(F)F CXJWJJZGJZNBRK-UHFFFAOYSA-N 0.000 description 2
- FSSPGSAQUIYDCN-UHFFFAOYSA-N 1,3-Propane sultone Chemical compound O=S1(=O)CCCO1 FSSPGSAQUIYDCN-UHFFFAOYSA-N 0.000 description 2
- AUBNQVSSTJZVMY-UHFFFAOYSA-M P(=O)([O-])(O)O.C(C(=O)O)(=O)F.C(C(=O)O)(=O)F.C(C(=O)O)(=O)F.C(C(=O)O)(=O)F.[Li+] Chemical compound P(=O)([O-])(O)O.C(C(=O)O)(=O)F.C(C(=O)O)(=O)F.C(C(=O)O)(=O)F.C(C(=O)O)(=O)F.[Li+] AUBNQVSSTJZVMY-UHFFFAOYSA-M 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- HZRMTWQRDMYLNW-UHFFFAOYSA-N lithium metaborate Chemical compound [Li+].[O-]B=O HZRMTWQRDMYLNW-UHFFFAOYSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XDJSUFKXJGFOKY-UHFFFAOYSA-N 1,3-dioxolan-2-one;ethene Chemical group C=C.O=C1OCCO1 XDJSUFKXJGFOKY-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910012258 LiPO Inorganic materials 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- HHNHBFLGXIUXCM-GFCCVEGCSA-N cyclohexylbenzene Chemical compound [CH]1CCCC[C@@H]1C1=CC=CC=C1 HHNHBFLGXIUXCM-GFCCVEGCSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 229940021013 electrolyte solution Drugs 0.000 description 1
- VEWLDLAARDMXSB-UHFFFAOYSA-N ethenyl sulfate;hydron Chemical compound OS(=O)(=O)OC=C VEWLDLAARDMXSB-UHFFFAOYSA-N 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 150000008053 sultones Chemical class 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 210000002268 wool Anatomy 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
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- Secondary Cells (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710809495.6A CN107611479B (zh) | 2017-09-08 | 2017-09-08 | 锂离子动力电池电解液及锂离子二次电池 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710809495.6A CN107611479B (zh) | 2017-09-08 | 2017-09-08 | 锂离子动力电池电解液及锂离子二次电池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107611479A CN107611479A (zh) | 2018-01-19 |
| CN107611479B true CN107611479B (zh) | 2022-10-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710809495.6A Active CN107611479B (zh) | 2017-09-08 | 2017-09-08 | 锂离子动力电池电解液及锂离子二次电池 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107611479B (zh) |
Families Citing this family (56)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11264644B2 (en) | 2016-02-12 | 2022-03-01 | Samsung Sdi Co., Ltd. | Lithium battery |
| US11335952B2 (en) | 2016-02-12 | 2022-05-17 | Samsung Sdi Co., Ltd. | Lithium battery |
| US11264645B2 (en) | 2016-02-12 | 2022-03-01 | Samsung Sdi Co., Ltd. | Lithium battery |
| US11637322B2 (en) | 2016-02-12 | 2023-04-25 | Samsung Sdi Co., Ltd. | Lithium battery |
| US11251432B2 (en) | 2016-02-12 | 2022-02-15 | Samsung Sdi Co., Ltd. | Lithium battery |
| CN108539257A (zh) * | 2018-04-18 | 2018-09-14 | 广州天赐高新材料股份有限公司 | 锂二次电池电解液及其锂二次电池 |
| CN108767318A (zh) * | 2018-05-24 | 2018-11-06 | 国联汽车动力电池研究院有限责任公司 | 一种含有添加剂的锂盐电解液 |
| CN109301324A (zh) * | 2018-09-11 | 2019-02-01 | 天津市捷威动力工业有限公司 | 一种高能量密度锂离子电池电解液 |
| CN110931858B (zh) * | 2018-09-19 | 2023-06-30 | 三星Sdi株式会社 | 锂电池 |
| CN109256589A (zh) * | 2018-09-20 | 2019-01-22 | 山东天瀚新能源科技有限公司 | 一种超低温倍率型锂离子电池 |
| CN110970664A (zh) | 2018-09-28 | 2020-04-07 | 宁德时代新能源科技股份有限公司 | 非水电解液及锂离子电池 |
| CN110970663A (zh) | 2018-09-28 | 2020-04-07 | 宁德时代新能源科技股份有限公司 | 非水电解液及锂离子电池 |
| CN110970662B (zh) | 2018-09-28 | 2021-09-21 | 宁德时代新能源科技股份有限公司 | 非水电解液及锂离子电池 |
| CN109346761B (zh) * | 2018-10-18 | 2021-03-05 | 欣旺达电子股份有限公司 | 锂离子电池、锂离子电池电解液及其制备方法 |
| KR102793639B1 (ko) * | 2018-12-10 | 2025-04-11 | 삼성전자주식회사 | 포스파이트계 첨가제 및 설포네이트계 첨가제를 포함하는 전해질 및 이를 포함하는 리튬이차전지 |
| CN109473713A (zh) * | 2018-12-19 | 2019-03-15 | 珠海光宇电池有限公司 | 一种兼顾高低温性能的高电压电解液及使用该电解液的锂离子电池 |
| CN109449489A (zh) * | 2018-12-19 | 2019-03-08 | 珠海光宇电池有限公司 | 一种非水电解液及含有该非水电解液的锂离子电池 |
| CN109755636A (zh) * | 2019-03-15 | 2019-05-14 | 杉杉新材料(衢州)有限公司 | 一种高温高压安全性锂离子电池电解液以及锂离子电池 |
| CN109818064B (zh) * | 2019-03-19 | 2021-05-11 | 杉杉新材料(衢州)有限公司 | 一种高温高电压非水电解液及含该非水电解液的锂离子电池 |
| EP3926652B1 (en) * | 2019-03-29 | 2025-09-24 | GS Yuasa International Ltd. | Non-aqueous electrolyte for power storage element, non-aqueous electrolyte power storage element, and method for producing non-aqueous electrolyte power storage element |
| CN109935908B (zh) * | 2019-04-02 | 2022-02-08 | 合肥工业大学 | 低浓度锂盐电解液及包含其的锂二次电池 |
| CN110265713B (zh) * | 2019-06-30 | 2021-11-16 | 东莞理工学院 | 一种高压锂离子电池三元正极材料电解液及其制备方法 |
| CN112349960B (zh) * | 2019-08-08 | 2021-12-07 | 宁德时代新能源科技股份有限公司 | 电解液及锂离子电池 |
| CN110444815A (zh) * | 2019-08-12 | 2019-11-12 | 河南华瑞高新材料有限公司 | 一种基于高镍三元锂离子电池的高安全性电解液 |
| CN110518286B (zh) * | 2019-08-30 | 2022-04-15 | 宁德新能源科技有限公司 | 电解液及包括电解液的电化学装置及电子装置 |
| JP7375511B2 (ja) * | 2019-12-02 | 2023-11-08 | 株式会社Gsユアサ | 非水電解質、非水電解質蓄電素子及びその製造方法 |
| CN110931871A (zh) * | 2019-12-06 | 2020-03-27 | 河南电池研究院有限公司 | 一种适配硅碳负极材料的锂离子电池耐高温电解液 |
| CN113054252B (zh) * | 2019-12-27 | 2022-08-30 | 张家港市国泰华荣化工新材料有限公司 | 一种电解液及锂离子电池 |
| CN111082144A (zh) * | 2019-12-31 | 2020-04-28 | 广东博龙能源科技有限公司 | 一种锂电池电解液及其制备方法 |
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