KR100683666B1 - 유기전해액 및 이를 채용한 리튬 전지 - Google Patents
유기전해액 및 이를 채용한 리튬 전지 Download PDFInfo
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- KR100683666B1 KR100683666B1 KR1020040007229A KR20040007229A KR100683666B1 KR 100683666 B1 KR100683666 B1 KR 100683666B1 KR 1020040007229 A KR1020040007229 A KR 1020040007229A KR 20040007229 A KR20040007229 A KR 20040007229A KR 100683666 B1 KR100683666 B1 KR 100683666B1
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- battery
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- 239000005486 organic electrolyte Substances 0.000 title claims abstract description 40
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 36
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 34
- -1 cyclic organic compound Chemical class 0.000 claims abstract description 35
- 239000002904 solvent Substances 0.000 claims abstract description 23
- 239000003960 organic solvent Substances 0.000 claims abstract description 21
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 13
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 13
- 238000009835 boiling Methods 0.000 claims abstract description 8
- 125000005740 oxycarbonyl group Chemical group [*:1]OC([*:2])=O 0.000 claims abstract description 5
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical class CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 6
- FJWXMZYSIWUXMK-UHFFFAOYSA-N 1,4-dioxane-2,5-dione Chemical compound O=C1COC(=O)CO1.O=C1COC(=O)CO1 FJWXMZYSIWUXMK-UHFFFAOYSA-N 0.000 claims description 6
- PIYNUZCGMLCXKJ-UHFFFAOYSA-N 1,4-dioxane-2,6-dione Chemical compound O=C1COCC(=O)O1 PIYNUZCGMLCXKJ-UHFFFAOYSA-N 0.000 claims description 6
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 claims description 6
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 6
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical class CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 6
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 6
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 claims description 6
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 claims description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical class CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 3
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical class COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 3
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 3
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical class COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 3
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical class CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 claims description 3
- 229930195729 fatty acid Natural products 0.000 claims description 3
- 239000000194 fatty acid Substances 0.000 claims description 3
- 239000008151 electrolyte solution Substances 0.000 abstract description 8
- 238000000354 decomposition reaction Methods 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000002427 irreversible effect Effects 0.000 abstract description 2
- 239000002000 Electrolyte additive Substances 0.000 abstract 1
- 230000001629 suppression Effects 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 description 42
- 238000002360 preparation method Methods 0.000 description 22
- 230000000052 comparative effect Effects 0.000 description 15
- 239000000203 mixture Substances 0.000 description 15
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 11
- 229910001416 lithium ion Inorganic materials 0.000 description 11
- JJTUDXZGHPGLLC-UHFFFAOYSA-N lactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 229920000642 polymer Polymers 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 239000011230 binding agent Substances 0.000 description 7
- 239000006182 cathode active material Substances 0.000 description 7
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 6
- 239000006183 anode active material Substances 0.000 description 6
- 239000006258 conductive agent Substances 0.000 description 6
- 239000007784 solid electrolyte Substances 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 5
- 229910013870 LiPF 6 Inorganic materials 0.000 description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 150000002894 organic compounds Chemical class 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000011244 liquid electrolyte Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 229920005609 vinylidenefluoride/hexafluoropropylene copolymer Polymers 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 239000002952 polymeric resin Substances 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013684 LiClO 4 Inorganic materials 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 229910015645 LiMn 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
- 229910013705 LiNi 1-x Mn Inorganic materials 0.000 description 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical class CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 125000005587 carbonate group Chemical group 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 150000005678 chain carbonates Chemical class 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 150000005676 cyclic carbonates Chemical class 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010294 electrolyte impregnation Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 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 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007151 ring opening polymerisation reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 150000003623 transition metal compounds Chemical class 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-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
- H01M10/052—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
- H01M10/0567—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
- 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
- H01M10/0566—Liquid materials
- H01M10/0569—Liquid materials characterised by the solvents
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/381—Alkaline or alkaline earth metals elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/14—Cells with non-aqueous electrolyte
- H01M6/16—Cells with non-aqueous electrolyte with organic electrolyte
- H01M6/162—Cells with non-aqueous electrolyte with organic electrolyte characterised by the electrolyte
- H01M6/168—Cells with non-aqueous electrolyte with organic electrolyte characterised by the electrolyte by 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
- H01M2300/0025—Organic electrolyte
- H01M2300/0028—Organic electrolyte characterised by the solvent
- H01M2300/0037—Mixture of solvents
-
- 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
- H01M2300/0028—Organic electrolyte characterised by the solvent
- H01M2300/0037—Mixture of solvents
- H01M2300/004—Three 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Primary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
충전후 두께 변화율(%) | 100회 싸이클 후 용량 유지율(%) | |
실시예 19 | 13.8 | 90.3 |
실시예 20 | 8.2 | 93.9 |
실시예 21 | 7.9 | 93.1 |
실시예 22 | 15.6 | 88.4 |
실시예 23 | 9.3 | 91.8 |
실시예 24 | 10.1 | 90.7 |
실시예 25 | 16.3 | 93.8 |
실시예 26 | 9.8 | 96.7 |
실시예 27 | 9.2 | 95.1 |
실시예 28 | 10.9 | 93.1 |
실시예 29 | 8.6 | 96.1 |
실시예 30 | 7.9 | 95.2 |
실시예 31 | 24.8 | 90.8 |
실시예 32 | 20.9 | 95.8 |
실시예 33 | 18.5 | 93.2 |
실시예 34 | 24.0 | 92.1 |
실싱몌 35 | 19.9 | 95.3 |
실시예 36 | 19.7 | 94.2 |
비교예 5 | 48.0 | 85.2 |
비교예 6 | 38.2 | 85.5 |
비교예 7 | 24.7 | 87.0 |
비교예 8 | 21.6 | 83.4 |
Claims (8)
- 캐소드;애노드; 및유기 전해액을 포함하는 리튬전지에 있어서, 상기 유기전해액은,리튬염, 및 고유전율 용매와 저비점 용매가 1:1 내지 1:9 비율로 혼합된 혼합 유기용매를 포함하는 유기 전해액으로서, 하나 이상의 옥시 카보닐기를 갖는 육각형 이상의 고리형 유기화합물을 더 포함하며,상기 고리형 유기화합물은 입실론-카프로락톤, 디글리콜릭 안하이드라이드(Diglycolic anhydride), [1,4]디옥산-2,5-디온([1,4]Dioxane-2,5-dione), [1,3,5,7]테트로옥소난-8,9-디온([1,3,5,7] Tetroxonane-8,9-dione) 또는 [2,2]-디메틸-1,2-디옥산-4,6-디온(2,2-Dimethyl 1,2-Dioxane-4,6 Dione)인 것을 특징으로 하는 리튬전지.
- 삭제
- 제1항에 있어서, 상기 고리형 유기 화합물이 상기 혼합 유기 용매 총중량 기준으로 0.1 내지 2중량%인 것을 특징으로 하는 리튬전지.
- 제3항에 있어서, 상기 고리형 유기 화합물이 상기 혼합 유기 용매 총중량 기준으로 0.25 내지 1중량%인 것을 특징으로 하는 리튬전지.
- 제1항에 있어서, 상기 리튬염의 농도는 0.5∼2.0M인 것을 특징으로 하는 리튬전지.
- 제1항에 있어서, 상기 고유전율 용매는 에틸렌 카보네이트, 프로필렌 카보네이트, 부틸렌 카보네이트 및 감마 부티로락톤으로 구성된 군으로부터 선택되는 것을 특징으로 하는 리튬전지.
- 제1항에 있어서, 상기 저비점 용매는 디메틸 카보네이트, 에틸메틸 카보네이트, 디에틸 카보네이트, 디프로필 카보네이트, 디메톡시에탄, 디에톡시에탄 및 지방산 에스테르 유도체로 구성된 군으로 선택되는 것을 특징으로 하는 리튬전지.
- 삭제
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040007229A KR100683666B1 (ko) | 2004-02-04 | 2004-02-04 | 유기전해액 및 이를 채용한 리튬 전지 |
EP05090018A EP1562251B1 (en) | 2004-02-04 | 2005-02-03 | Organic electrolytic solution and lithium battery using the same |
JP2005028054A JP4493513B2 (ja) | 2004-02-04 | 2005-02-03 | 有機電解液及びそれを採用したリチウム電池 |
US11/048,727 US7514182B2 (en) | 2004-02-04 | 2005-02-03 | Organic electrolytic solution and lithium battery using the same |
CNB2005100542415A CN100511817C (zh) | 2004-02-04 | 2005-02-04 | 有机电解液和使用该电解液的锂电池 |
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KR1020040007229A KR100683666B1 (ko) | 2004-02-04 | 2004-02-04 | 유기전해액 및 이를 채용한 리튬 전지 |
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KR20050079232A KR20050079232A (ko) | 2005-08-09 |
KR100683666B1 true KR100683666B1 (ko) | 2007-02-20 |
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KR1020040007229A Expired - Fee Related KR100683666B1 (ko) | 2004-02-04 | 2004-02-04 | 유기전해액 및 이를 채용한 리튬 전지 |
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US (1) | US7514182B2 (ko) |
EP (1) | EP1562251B1 (ko) |
JP (1) | JP4493513B2 (ko) |
KR (1) | KR100683666B1 (ko) |
CN (1) | CN100511817C (ko) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100709207B1 (ko) | 2004-06-30 | 2007-04-18 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
KR100709208B1 (ko) | 2004-06-30 | 2007-04-19 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
FI121311B (fi) * | 2005-05-03 | 2010-09-30 | M Real Oyj | Menetelmä paperin- ja kartonginvalmistukseen soveltuvan mekaanisen massan valmistamiseksi |
JP5017800B2 (ja) * | 2005-05-12 | 2012-09-05 | ソニー株式会社 | 二次電池用電解質および二次電池 |
WO2006134653A1 (ja) * | 2005-06-15 | 2006-12-21 | Mitsubishi Chemical Corporation | リチウム二次電池 |
CN101213702B (zh) * | 2005-07-01 | 2010-05-26 | 株式会社Lg化学 | 用于非水性电解质的添加剂及使用其的二次电池 |
JP6079264B2 (ja) * | 2012-01-25 | 2017-02-15 | 三菱化学株式会社 | 非水系電解液及びそれを用いた非水系電解液二次電池 |
JP6648694B2 (ja) * | 2014-06-16 | 2020-02-14 | 日本電気株式会社 | 電解液及び二次電池 |
WO2015194560A1 (ja) | 2014-06-16 | 2015-12-23 | 日本電気株式会社 | 電解液及び二次電池 |
CN104157908A (zh) * | 2014-08-20 | 2014-11-19 | 厦门大学 | 一种锂盐电解液及其制备方法与应用 |
CN105826606B (zh) * | 2016-05-16 | 2020-02-18 | 宁德时代新能源科技股份有限公司 | 一种电解液以及包含该电解液的锂离子电池 |
CN105914403B (zh) * | 2016-06-28 | 2018-08-21 | 宁德时代新能源科技股份有限公司 | 一种电解液及使用该电解液的锂离子电池 |
US20210159539A1 (en) * | 2018-04-16 | 2021-05-27 | Panasonic Intellectual Property Management Co., Ltd. | Nonaqueous-electrolyte secondary cell |
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JPH07192761A (ja) * | 1993-12-27 | 1995-07-28 | Sanyo Electric Co Ltd | 非水系電解液電池 |
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JP3182255B2 (ja) | 1993-05-25 | 2001-07-03 | 三洋電機株式会社 | 非水系電解質電池 |
JP3060796B2 (ja) * | 1993-09-08 | 2000-07-10 | 松下電器産業株式会社 | リチウム二次電池 |
JPH07176323A (ja) | 1993-12-21 | 1995-07-14 | Mitsubishi Cable Ind Ltd | Li二次電池用電解液及び負極 |
JPH07320779A (ja) | 1994-05-20 | 1995-12-08 | Sanyo Electric Co Ltd | 非水電解液電池 |
JP3418715B2 (ja) | 1994-07-08 | 2003-06-23 | 日本電池株式会社 | 有機電解液二次電池 |
JP3384625B2 (ja) | 1994-08-25 | 2003-03-10 | 三洋電機株式会社 | 非水電解液電池 |
JPH08321312A (ja) | 1995-05-24 | 1996-12-03 | Sanyo Electric Co Ltd | 非水電解液電池 |
DE19545132C2 (de) * | 1995-12-01 | 1998-05-20 | Branson Ultraschall | Orbitalreibschweißmaschine |
JP4000646B2 (ja) | 1997-12-17 | 2007-10-31 | 宇部興産株式会社 | 二次電池用非水電解液 |
JPH11219730A (ja) | 1998-02-03 | 1999-08-10 | Fuji Photo Film Co Ltd | 非水電解液二次電池 |
JP2000040524A (ja) * | 1998-07-22 | 2000-02-08 | Mitsubishi Chemicals Corp | リチウム二次電池用電解液及び二次電池 |
KR100605060B1 (ko) * | 1998-08-31 | 2006-07-26 | 엔이씨 도킨 도치기 가부시키가이샤 | 비수전해액 전지 |
JP2000091162A (ja) * | 1998-09-09 | 2000-03-31 | Mitsui Chemicals Inc | コンデンサ用非水電解液および非水電解液を用いたコンデンサ |
JP2000331709A (ja) * | 1999-05-19 | 2000-11-30 | Mitsubishi Chemicals Corp | 非水系電解液二次電池 |
JP2002008717A (ja) * | 2000-06-27 | 2002-01-11 | Mitsui Chemicals Inc | 非水電解液とそれを用いた二次電池 |
KR100370384B1 (ko) | 2000-11-28 | 2003-01-30 | 제일모직주식회사 | 리튬 전지용 비수전해액 |
JP2002313418A (ja) * | 2001-04-10 | 2002-10-25 | Toshiba Corp | 非水電解質及び非水電解質二次電池 |
JP2003132947A (ja) * | 2001-10-26 | 2003-05-09 | Toshiba Corp | 非水電解質二次電池 |
JP2003132948A (ja) * | 2001-10-26 | 2003-05-09 | Toshiba Corp | 非水電解質二次電池 |
KR100458568B1 (ko) * | 2002-04-03 | 2004-12-03 | 삼성에스디아이 주식회사 | 리튬 전지용 전해질 및 이를 포함하는 리튬 전지 |
-
2004
- 2004-02-04 KR KR1020040007229A patent/KR100683666B1/ko not_active Expired - Fee Related
-
2005
- 2005-02-03 EP EP05090018A patent/EP1562251B1/en not_active Expired - Lifetime
- 2005-02-03 US US11/048,727 patent/US7514182B2/en not_active Expired - Fee Related
- 2005-02-03 JP JP2005028054A patent/JP4493513B2/ja not_active Expired - Fee Related
- 2005-02-04 CN CNB2005100542415A patent/CN100511817C/zh not_active Expired - Fee Related
Patent Citations (1)
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JPH07192761A (ja) * | 1993-12-27 | 1995-07-28 | Sanyo Electric Co Ltd | 非水系電解液電池 |
Non-Patent Citations (1)
Title |
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일본공개특허 평7-192761호 |
Also Published As
Publication number | Publication date |
---|---|
EP1562251B1 (en) | 2012-04-11 |
KR20050079232A (ko) | 2005-08-09 |
US7514182B2 (en) | 2009-04-07 |
EP1562251A2 (en) | 2005-08-10 |
JP4493513B2 (ja) | 2010-06-30 |
US20050170257A1 (en) | 2005-08-04 |
CN1674348A (zh) | 2005-09-28 |
CN100511817C (zh) | 2009-07-08 |
JP2005222947A (ja) | 2005-08-18 |
EP1562251A3 (en) | 2007-03-14 |
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