CN110265713A - 一种高压锂离子电池三元正极材料电解液及其制备方法 - Google Patents
一种高压锂离子电池三元正极材料电解液及其制备方法 Download PDFInfo
- Publication number
- CN110265713A CN110265713A CN201910582116.3A CN201910582116A CN110265713A CN 110265713 A CN110265713 A CN 110265713A CN 201910582116 A CN201910582116 A CN 201910582116A CN 110265713 A CN110265713 A CN 110265713A
- Authority
- CN
- China
- Prior art keywords
- lithium
- electrolyte
- ion battery
- cathode material
- lithium ion
- 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 80
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 51
- 239000010406 cathode material Substances 0.000 title claims abstract description 44
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 48
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000002253 acid Substances 0.000 claims abstract description 35
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 35
- 239000011737 fluorine Substances 0.000 claims abstract description 35
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 35
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims abstract description 32
- 125000000538 pentafluorophenyl group Chemical group FC1=C(F)C(F)=C(*)C(F)=C1F 0.000 claims abstract description 31
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 24
- -1 phosphoric acid class lithium salts Chemical class 0.000 claims abstract description 17
- 239000003960 organic solvent Substances 0.000 claims abstract description 16
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims abstract description 16
- 239000000654 additive Substances 0.000 claims abstract description 15
- 230000000996 additive effect Effects 0.000 claims abstract description 15
- 150000003003 phosphines Chemical class 0.000 claims abstract description 15
- 239000011833 salt mixture Substances 0.000 claims abstract description 15
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 14
- VONWDASPFIQPDY-UHFFFAOYSA-N dimethyl methylphosphonate Chemical group COP(C)(=O)OC VONWDASPFIQPDY-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003063 flame retardant Substances 0.000 claims abstract description 14
- 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 abstract description 12
- 150000005676 cyclic carbonates Chemical group 0.000 claims abstract description 11
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 9
- 239000010452 phosphate Substances 0.000 claims abstract description 9
- 239000012757 flame retardant agent Substances 0.000 claims abstract description 3
- IAHFWCOBPZCAEA-UHFFFAOYSA-N succinonitrile Chemical group N#CCCC#N IAHFWCOBPZCAEA-UHFFFAOYSA-N 0.000 claims description 19
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 235000021317 phosphate Nutrition 0.000 claims description 8
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- DGTVXEHQMSJRPE-UHFFFAOYSA-M difluorophosphinate Chemical compound [O-]P(F)(F)=O DGTVXEHQMSJRPE-UHFFFAOYSA-M 0.000 claims description 6
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical group COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 6
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims description 6
- 150000002825 nitriles Chemical class 0.000 claims description 6
- 239000012266 salt solution Substances 0.000 claims description 6
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical group O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 5
- SIXOAUAWLZKQKX-UHFFFAOYSA-N carbonic acid;prop-1-ene Chemical compound CC=C.OC(O)=O SIXOAUAWLZKQKX-UHFFFAOYSA-N 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- KAEZJNCYNQVWRB-UHFFFAOYSA-K P(=O)([O-])([O-])[O-].[Li+].C(C(=O)F)(=O)F.[Li+].[Li+] Chemical compound P(=O)([O-])([O-])[O-].[Li+].C(C(=O)F)(=O)F.[Li+].[Li+] KAEZJNCYNQVWRB-UHFFFAOYSA-K 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- LKSCJMIATJONBS-UHFFFAOYSA-K trilithium oxalic acid phosphate Chemical class P(=O)([O-])([O-])[O-].[Li+].C(C(=O)O)(=O)O.[Li+].[Li+] LKSCJMIATJONBS-UHFFFAOYSA-K 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 20
- 230000014759 maintenance of location Effects 0.000 description 11
- 230000004087 circulation Effects 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- 230000010287 polarization Effects 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000011149 active material Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910001386 lithium phosphate Inorganic materials 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 150000003254 radicals Chemical class 0.000 description 3
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 229920005567 polycyclic polymer Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 235000002639 sodium chloride Nutrition 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UTBXCWDCURXYFZ-UHFFFAOYSA-N N=NC=NN.N=NC=NN.CP(O)(O)=O Chemical compound N=NC=NN.N=NC=NN.CP(O)(O)=O UTBXCWDCURXYFZ-UHFFFAOYSA-N 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- YTGGNKGDLUUEIA-UHFFFAOYSA-N butanedinitrile Chemical compound N#CCCC#N.N#CCCC#N YTGGNKGDLUUEIA-UHFFFAOYSA-N 0.000 description 1
- 150000004651 carbonic acid esters Chemical class 0.000 description 1
- UFLFSNVZQRNKOX-UHFFFAOYSA-N carbonic acid;ethenyl acetate Chemical compound OC(O)=O.CC(=O)OC=C UFLFSNVZQRNKOX-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- YLFBFPXKTIQSSY-UHFFFAOYSA-N dimethoxy(oxo)phosphanium Chemical compound CO[P+](=O)OC YLFBFPXKTIQSSY-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000013538 functional additive Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 229910001453 nickel ion Inorganic materials 0.000 description 1
- 150000004291 polyenes Chemical class 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000012546 transfer 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
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
- H01M10/0563—Liquid materials, e.g. for Li-SOCl2 cells
-
- 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
-
- 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
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/002—Inorganic electrolyte
-
- 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
-
- 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
- H01M2300/0088—Composites
- H01M2300/0091—Composites in the form of mixtures
-
- 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)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
Abstract
Description
实施例 | 腈类有机物琥珀腈琥珀腈含量 |
1 | 1.0% |
2 | 2.0% |
3 | 2.5% |
4 | 3.0% |
5 | 4.0% |
实施例 | 循环500次后的容量保持率 |
1 | 53.1% |
2 | 90.1% |
3 | 91.3% |
4 | 94.7% |
5 | 65.2% |
实施例 | 三(五氟苯基)膦含量 |
6 | 0.2% |
7 | 0.3% |
8 | 0.6% |
9 | 0.8% |
10 | 1.5% |
实施例 | 循环500次后的容量保持率 |
6 | 56.8% |
7 | 91.6% |
8 | 93.5% |
9 | 92.9% |
10 | 59.0% |
实施例 | 氟锆酸含量 |
11 | 1.0% |
12 | 2.0% |
13 | 2.5% |
14 | 3.0% |
15 | 5.0% |
实施例 | 循环500次后的容量保持率 |
11 | 46.8% |
12 | 92.3% |
13 | 93.8% |
14 | 90.9% |
15 | 61.3% |
实施例 | 甲基膦酸二甲酯含量 |
16 | 1.0% |
17 | 3.0% |
18 | 4.0% |
19 | 5.0% |
20 | 7.0% |
实施例 | 循环500次后的容量保持率 |
16 | 59.2% |
17 | 91.7% |
18 | 93.4% |
19 | 90.6% |
20 | 65.1% |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910582116.3A CN110265713B (zh) | 2019-06-30 | 2019-06-30 | 一种高压锂离子电池三元正极材料电解液及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910582116.3A CN110265713B (zh) | 2019-06-30 | 2019-06-30 | 一种高压锂离子电池三元正极材料电解液及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110265713A true CN110265713A (zh) | 2019-09-20 |
CN110265713B CN110265713B (zh) | 2021-11-16 |
Family
ID=67923322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910582116.3A Expired - Fee Related CN110265713B (zh) | 2019-06-30 | 2019-06-30 | 一种高压锂离子电池三元正极材料电解液及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110265713B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110931876A (zh) * | 2019-12-21 | 2020-03-27 | 中南大学 | 一种高压锂离子电池电解液及锂离子电池 |
CN112448037A (zh) * | 2020-11-30 | 2021-03-05 | 广州天赐高新材料股份有限公司 | 一种补锂组合物、补锂电解液、锂二次电池补锂方法 |
CN114069046A (zh) * | 2020-08-03 | 2022-02-18 | 中国科学院宁波材料技术与工程研究所 | 一种改善锂离子电池性能的电解液、其制备方法及锂离子电池 |
CN114566712A (zh) * | 2022-03-03 | 2022-05-31 | 湖北亿纬动力有限公司 | 含有二氟磷酸锂的高电压锂离子电池电解液及其制备方法和锂离子电池 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102832408A (zh) * | 2012-09-18 | 2012-12-19 | 广州天赐高新材料股份有限公司 | 具有高阻燃性能和电化学性能的电解液及锂离子电池 |
KR20130100595A (ko) * | 2012-03-02 | 2013-09-11 | 주식회사 씨트리 | 높은 열적안정성 및 넓은 전해창을 갖는 고전압 리튬이차전지용 전해액 |
CN105140558A (zh) * | 2015-09-24 | 2015-12-09 | 北京万源工业有限公司 | 一种锂离子电池高压电解液及其制备方法 |
CN107611479A (zh) * | 2017-09-08 | 2018-01-19 | 广东天劲新能源科技股份有限公司 | 锂离子动力电池电解液及锂离子二次电池 |
CN109860712A (zh) * | 2019-03-29 | 2019-06-07 | 山东海容电源材料股份有限公司 | 一种高安全阻燃非水电解液 |
-
2019
- 2019-06-30 CN CN201910582116.3A patent/CN110265713B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130100595A (ko) * | 2012-03-02 | 2013-09-11 | 주식회사 씨트리 | 높은 열적안정성 및 넓은 전해창을 갖는 고전압 리튬이차전지용 전해액 |
CN102832408A (zh) * | 2012-09-18 | 2012-12-19 | 广州天赐高新材料股份有限公司 | 具有高阻燃性能和电化学性能的电解液及锂离子电池 |
CN105140558A (zh) * | 2015-09-24 | 2015-12-09 | 北京万源工业有限公司 | 一种锂离子电池高压电解液及其制备方法 |
CN107611479A (zh) * | 2017-09-08 | 2018-01-19 | 广东天劲新能源科技股份有限公司 | 锂离子动力电池电解液及锂离子二次电池 |
CN109860712A (zh) * | 2019-03-29 | 2019-06-07 | 山东海容电源材料股份有限公司 | 一种高安全阻燃非水电解液 |
Non-Patent Citations (1)
Title |
---|
凡俊田: "基于界面膜调控锂离子电池高压电解液的研究", 《中国优秀硕士学位论文全文数据库 工程科技II辑》 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110931876A (zh) * | 2019-12-21 | 2020-03-27 | 中南大学 | 一种高压锂离子电池电解液及锂离子电池 |
CN114069046A (zh) * | 2020-08-03 | 2022-02-18 | 中国科学院宁波材料技术与工程研究所 | 一种改善锂离子电池性能的电解液、其制备方法及锂离子电池 |
CN112448037A (zh) * | 2020-11-30 | 2021-03-05 | 广州天赐高新材料股份有限公司 | 一种补锂组合物、补锂电解液、锂二次电池补锂方法 |
CN114566712A (zh) * | 2022-03-03 | 2022-05-31 | 湖北亿纬动力有限公司 | 含有二氟磷酸锂的高电压锂离子电池电解液及其制备方法和锂离子电池 |
CN114566712B (zh) * | 2022-03-03 | 2023-07-28 | 湖北亿纬动力有限公司 | 含有二氟磷酸锂的高电压锂离子电池电解液及其制备方法和锂离子电池 |
Also Published As
Publication number | Publication date |
---|---|
CN110265713B (zh) | 2021-11-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110265713A (zh) | 一种高压锂离子电池三元正极材料电解液及其制备方法 | |
CN106058316A (zh) | 一种高镍三元锂离子动力电池电解液及高镍三元锂离子动力电池 | |
CN105742704B (zh) | 一种含有环戊烯二腈的高电压电解液及使用该电解液的锂离子电池 | |
CN106252716A (zh) | 一种安全型锂离子动力电池电解液及锂离子动力电池 | |
CN110112465A (zh) | 富锂锰基正极材料体系电池用电解液及锂离子电池 | |
CN110190332A (zh) | 高镍三元正极材料体系电池用电解液及锂离子电池 | |
CN109216770A (zh) | 一种非水锂离子电池电解液及使用该电解液的锂离子电池 | |
CN109301330A (zh) | 一种锂二次电池电解液及含有该电解液的锂二次电池 | |
CN109687021A (zh) | 一种耐高温锂离子电池非水电解液 | |
CN110048163A (zh) | 一种金属锂电池用阻燃电解液及其制备方法和应用 | |
CN106532113A (zh) | 一种锂电池电解液成膜添加剂及制备方法 | |
CN107171020A (zh) | 钠离子电池非水电解液及钠离子电池 | |
CN108390096A (zh) | 一种四氟硼酸盐的应用、包含四氟硼酸盐的复合电解液和复合正极材料 | |
CN108598461A (zh) | 电解液以及锂离子电池 | |
CN111755745B (zh) | 一种锂硫电池电解液及其注液方法 | |
CN106328995A (zh) | 一种锂离子电池电解液添加剂 | |
CN106129456A (zh) | 一种电解液用功能添加剂,长循环锂离子电池电解液及锂离子电池 | |
CN109687026A (zh) | 一种高压三元锂离子电池电解液及含该电解液的锂离子电池 | |
CN114122513A (zh) | 一种功能电解液添加剂、电池电解液和钠离子电池 | |
CN115425292A (zh) | 耐高温电解液、二次电池及其应用 | |
CN107093766A (zh) | 一种锂离子电池电解液 | |
CN109980283A (zh) | 锂离子电池电解液及含有该电解液的锂离子电池 | |
CN109449489A (zh) | 一种非水电解液及含有该非水电解液的锂离子电池 | |
CN108767315A (zh) | 一种电解液添加剂、锂电池电解液及锂离子电池 | |
CN110336076A (zh) | 锂离子电池电解液及锂离子电池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211202 Address after: 435003 No. 861, Huangshi Avenue, Huangshi City, Hubei Province Patentee after: HUANGSHI POWER SUPPLY COMPANY OF STATE GRID HUBEI ELECTRIC POWER Co.,Ltd. Patentee after: Beijing Boyan Zhongneng Technology Co.,Ltd. Address before: 523000 No. 1 University Road, Songshan Lake Science and Technology Industrial Park, Dongguan City, Guangdong Province Patentee before: DONGGUAN University OF TECHNOLOGY |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211116 |