KR20150079078A - 실릴에테르를 함유한 리튬 이차전지용 비수 전해액 및 이를 포함하는 리튬 이차전지 - Google Patents
실릴에테르를 함유한 리튬 이차전지용 비수 전해액 및 이를 포함하는 리튬 이차전지 Download PDFInfo
- Publication number
- KR20150079078A KR20150079078A KR1020130169065A KR20130169065A KR20150079078A KR 20150079078 A KR20150079078 A KR 20150079078A KR 1020130169065 A KR1020130169065 A KR 1020130169065A KR 20130169065 A KR20130169065 A KR 20130169065A KR 20150079078 A KR20150079078 A KR 20150079078A
- Authority
- KR
- South Korea
- Prior art keywords
- secondary battery
- silyl ether
- lithium secondary
- lithium
- 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
- 239000011255 nonaqueous electrolyte Substances 0.000 title claims abstract description 14
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical compound [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 title abstract description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title description 8
- 229910001416 lithium ion Inorganic materials 0.000 title description 8
- -1 silyl ether compound Chemical class 0.000 claims abstract description 26
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 25
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 17
- 159000000002 lithium salts Chemical group 0.000 claims abstract description 17
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 7
- 125000003118 aryl group Chemical group 0.000 claims abstract description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 4
- 239000001257 hydrogen Substances 0.000 claims abstract description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims abstract description 4
- 239000008151 electrolyte solution Substances 0.000 claims description 22
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 9
- 239000003960 organic solvent Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 6
- 229910013870 LiPF 6 Inorganic materials 0.000 claims description 6
- 229910013063 LiBF 4 Inorganic materials 0.000 claims description 5
- 239000011356 non-aqueous organic solvent Substances 0.000 claims description 5
- FBADCSUQBLLAHW-SOFGYWHQSA-N (e)-4-trimethylsilyloxypent-3-en-2-one Chemical compound CC(=O)\C=C(/C)O[Si](C)(C)C FBADCSUQBLLAHW-SOFGYWHQSA-N 0.000 claims description 4
- 229910010238 LiAlCl 4 Inorganic materials 0.000 claims description 4
- XQYFCCNBMFJLPD-UHFFFAOYSA-N 4-tripropylsilyloxypent-3-en-2-one Chemical compound C(CC)[Si](OC(=CC(C)=O)C)(CCC)CCC XQYFCCNBMFJLPD-UHFFFAOYSA-N 0.000 claims description 3
- 229910010090 LiAlO 4 Inorganic materials 0.000 claims description 3
- 229910015015 LiAsF 6 Inorganic materials 0.000 claims description 3
- 229910013684 LiClO 4 Inorganic materials 0.000 claims description 3
- 229910012424 LiSO 3 Inorganic materials 0.000 claims description 3
- 229910012513 LiSbF 6 Inorganic materials 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical group 0.000 claims description 3
- 150000002576 ketones Chemical class 0.000 claims description 3
- ACFSQHQYDZIPRL-UHFFFAOYSA-N lithium;bis(1,1,2,2,2-pentafluoroethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)C(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)C(F)(F)F ACFSQHQYDZIPRL-UHFFFAOYSA-N 0.000 claims description 3
- 238000000354 decomposition reaction Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 abstract description 4
- 238000004090 dissolution Methods 0.000 abstract description 2
- 239000003792 electrolyte Substances 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000006258 conductive agent Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 229910021383 artificial graphite Inorganic materials 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- SBLRHMKNNHXPHG-UHFFFAOYSA-N 4-fluoro-1,3-dioxolan-2-one Chemical compound FC1COC(=O)O1 SBLRHMKNNHXPHG-UHFFFAOYSA-N 0.000 description 2
- OZJPLYNZGCXSJM-UHFFFAOYSA-N 5-valerolactone Chemical compound O=C1CCCCO1 OZJPLYNZGCXSJM-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000006182 cathode active material Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 2
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 description 2
- 229910021382 natural graphite Inorganic materials 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- PGMYKACGEOXYJE-UHFFFAOYSA-N pentyl acetate Chemical compound CCCCCOC(C)=O PGMYKACGEOXYJE-UHFFFAOYSA-N 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- LABTWGUMFABVFG-ONEGZZNKSA-N (3E)-pent-3-en-2-one Chemical compound C\C=C\C(C)=O LABTWGUMFABVFG-ONEGZZNKSA-N 0.000 description 1
- FBADCSUQBLLAHW-VURMDHGXSA-N (z)-4-trimethylsilyloxypent-3-en-2-one Chemical compound CC(=O)\C=C(\C)O[Si](C)(C)C FBADCSUQBLLAHW-VURMDHGXSA-N 0.000 description 1
- HFZLSTDPRQSZCQ-UHFFFAOYSA-N 1-pyrrolidin-3-ylpyrrolidine Chemical compound C1CCCN1C1CNCC1 HFZLSTDPRQSZCQ-UHFFFAOYSA-N 0.000 description 1
- UHOPWFKONJYLCF-UHFFFAOYSA-N 2-(2-sulfanylethyl)isoindole-1,3-dione Chemical compound C1=CC=C2C(=O)N(CCS)C(=O)C2=C1 UHOPWFKONJYLCF-UHFFFAOYSA-N 0.000 description 1
- ZGRHISKVASKTKY-UHFFFAOYSA-N 4-tributylsilyloxypent-3-en-2-one Chemical compound C(CCC)[Si](OC(=CC(C)=O)C)(CCCC)CCCC ZGRHISKVASKTKY-UHFFFAOYSA-N 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- 229910013716 LiNi Inorganic materials 0.000 description 1
- 229910002991 LiNi0.5Co0.2Mn0.3O2 Inorganic materials 0.000 description 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000006183 anode active material Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 229930188620 butyrolactone Natural products 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000006231 channel black Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 description 1
- CQEYYJGAYNLKBF-UHFFFAOYSA-N formic acid;propanoic acid Chemical compound OC=O.CCC(O)=O CQEYYJGAYNLKBF-UHFFFAOYSA-N 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 230000037427 ion transport Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000003273 ketjen black Substances 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229940090181 propyl acetate Drugs 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 239000006234 thermal black Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 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
-
- 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
- H01M10/0568—Liquid materials characterised by the solutes
-
- 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
- H01M10/0569—Liquid materials characterised by the solvents
-
- 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)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Secondary Cells (AREA)
Abstract
Description
|
첨가제의 함량(중량%) | 수명특성(용량비율(%)) | |
25℃, 100회 | 60℃, 50회 | ||
비교예 | 0 | 64.0 | 70.6 |
실시예 | 1 | 83.8 | 84.8 |
Claims (8)
- 제1항에 있어서,
상기 탄소수 1 내지 10 의 알킬기는, 일부 또는 전부가 할로겐으로 치환된 알킬기인 리튬 이차전지용 비수 전해액.
- 제1항에 있어서,
상기 실릴에테르 화합물은 4-(트리메틸실록시)-3-펜텐-2온(4-(trimethylsiloxy)-3-penten-2-one), 4-(트리에틸실록시)-3-펜텐-2-온(4-(triethylsiloxy)-3-penten-2-one), 4-(트리프로필실록시)-3-펜텐-2-온(4-(tripropylsiloxy)-3-penten-2-one), 4-(트리부틸실록시)-3-펜텐-2-온(4-(tributylsiloxy)-3-penten-2-one) 으로 이루어진 그룹에서 선택된 1종 이상을 포함하는 리튬 이차전지용 비수 전해액.
- 제1항에 있어서,
비수성 유기 용매를 더 포함하되, 상기 비수성 유기 용매는 카보네이트계, 에스테르계, 에테르계 및 케톤계 유기 용매로 이루어지는 그룹에서 선택되는 1종 이상을 포함하는 리튬 이차전지용 비수 전해액.
- 제4항에 있어서,
상기 실릴에테르 화합물의 함량은 전해액 전체 중 0.1 내지 10 중량%인 리튬 이차전지용 비수 전해액.
- 제1항에 있어서,
리튬염을 더 포함하되, 상기 리튬염은 LiPF6, LiBF4, LiSbF6, LiAsF6, LiClO4, LiCF3SO3, LiN(CF3SO2)2, LiN(C2F5SO2)2, LiAlO4, LiAlCl4 및 LiSO3CF3로 이루어진 그룹에서 선택되는 1종 이상을 포함하는 리튬 이차전지용 비수 전해액.
- 제6항에 있어서,
전해액 중 리튬염의 농도는 0.8 내지 2.0 M 인 리튬 이차전지용 비수 전해액.
- 제1항 내지 제7항 중 어느 한 항의 비수 전해액을 포함하는 리튬 이차전지.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020130169065A KR102096068B1 (ko) | 2013-12-31 | 2013-12-31 | 실릴에테르를 함유한 리튬 이차전지용 비수 전해액 및 이를 포함하는 리튬 이차전지 |
Applications Claiming Priority (1)
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110003264A (zh) * | 2019-03-29 | 2019-07-12 | 荆门市格林美新材料有限公司 | 一种高电压锂离子电池电解液、添加剂及制备方法 |
KR20190140853A (ko) * | 2018-06-12 | 2019-12-20 | 주식회사 엘지화학 | 리튬 이차 전지용 전해질 및 이를 포함하는 리튬 이차 전지 |
CN111668551A (zh) * | 2020-07-01 | 2020-09-15 | 河南电池研究院有限公司 | 一种匹配硅碳负极材料锂离子电池的高温高压电解液 |
KR20210117064A (ko) | 2020-03-18 | 2021-09-28 | 인천대학교 산학협력단 | 실릴에테르를 포함하는 리튬 이차전지용 전해액 및 이를 포함하는 리튬 이차전지 |
CN114284556A (zh) * | 2020-09-18 | 2022-04-05 | 浙江蓝天环保高科技股份有限公司 | 一种锂离子电池电解液及锂离子快充电池 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080110404A (ko) | 2007-06-15 | 2008-12-18 | 주식회사 엘지화학 | 비수전해액 첨가제 및 이를 이용한 이차 전지 |
KR20120104759A (ko) * | 2011-03-14 | 2012-09-24 | 충남대학교산학협력단 | 리튬 이온 이차전지용 음극, 그의 제조방법 및 이를 채용한 리튬 이온 이차전지 |
US20130250485A1 (en) * | 2011-06-09 | 2013-09-26 | Wildcat Discovery Technologies, Inc. | Materials for electrolytes and methods for use |
-
2013
- 2013-12-31 KR KR1020130169065A patent/KR102096068B1/ko active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080110404A (ko) | 2007-06-15 | 2008-12-18 | 주식회사 엘지화학 | 비수전해액 첨가제 및 이를 이용한 이차 전지 |
KR20120104759A (ko) * | 2011-03-14 | 2012-09-24 | 충남대학교산학협력단 | 리튬 이온 이차전지용 음극, 그의 제조방법 및 이를 채용한 리튬 이온 이차전지 |
US20130250485A1 (en) * | 2011-06-09 | 2013-09-26 | Wildcat Discovery Technologies, Inc. | Materials for electrolytes and methods for use |
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KR20190140853A (ko) * | 2018-06-12 | 2019-12-20 | 주식회사 엘지화학 | 리튬 이차 전지용 전해질 및 이를 포함하는 리튬 이차 전지 |
CN111433963A (zh) * | 2018-06-12 | 2020-07-17 | 株式会社Lg化学 | 锂二次电池用电解液和包含该电解液的锂二次电池 |
EP3706230A4 (en) * | 2018-06-12 | 2021-01-13 | Lg Chem, Ltd. | ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY WITH IT |
US11522224B2 (en) | 2018-06-12 | 2022-12-06 | Lg Energy Solution, Ltd. | Electrolyte for lithium secondary battery and lithium secondary battery including same |
CN111433963B (zh) * | 2018-06-12 | 2023-08-18 | 株式会社Lg新能源 | 锂二次电池用电解液和包含该电解液的锂二次电池 |
CN110003264A (zh) * | 2019-03-29 | 2019-07-12 | 荆门市格林美新材料有限公司 | 一种高电压锂离子电池电解液、添加剂及制备方法 |
KR20210117064A (ko) | 2020-03-18 | 2021-09-28 | 인천대학교 산학협력단 | 실릴에테르를 포함하는 리튬 이차전지용 전해액 및 이를 포함하는 리튬 이차전지 |
CN111668551A (zh) * | 2020-07-01 | 2020-09-15 | 河南电池研究院有限公司 | 一种匹配硅碳负极材料锂离子电池的高温高压电解液 |
CN114284556A (zh) * | 2020-09-18 | 2022-04-05 | 浙江蓝天环保高科技股份有限公司 | 一种锂离子电池电解液及锂离子快充电池 |
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