KR100534010B1 - 전지용 비수전해액 및 이를 포함한 이차 전지 - Google Patents
전지용 비수전해액 및 이를 포함한 이차 전지 Download PDFInfo
- Publication number
- KR100534010B1 KR100534010B1 KR10-2003-0093613A KR20030093613A KR100534010B1 KR 100534010 B1 KR100534010 B1 KR 100534010B1 KR 20030093613 A KR20030093613 A KR 20030093613A KR 100534010 B1 KR100534010 B1 KR 100534010B1
- Authority
- KR
- South Korea
- Prior art keywords
- carbonate
- lithium
- battery
- organic solvent
- electrolyte solution
- 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.)
- Expired - Lifetime
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- 239000011255 nonaqueous electrolyte Substances 0.000 title claims abstract description 23
- 239000003792 electrolyte Substances 0.000 title description 19
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 29
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000003960 organic solvent Substances 0.000 claims abstract description 23
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 18
- -1 2,2-bis (3,4-dicarboxyphenyl) hexafluoropropane anhydride Chemical class 0.000 claims abstract description 15
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 12
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 12
- 239000000243 solution Substances 0.000 claims abstract description 7
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical group COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 6
- 229910013870 LiPF 6 Inorganic materials 0.000 claims description 5
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 5
- 150000005676 cyclic carbonates Chemical class 0.000 claims description 4
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 claims description 4
- 229910013063 LiBF 4 Inorganic materials 0.000 claims description 3
- 229910013684 LiClO 4 Inorganic materials 0.000 claims description 3
- 229910013131 LiN Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- PYLWMHQQBFSUBP-UHFFFAOYSA-N monofluorobenzene Chemical compound FC1=CC=CC=C1 PYLWMHQQBFSUBP-UHFFFAOYSA-N 0.000 claims description 3
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 2
- 229910015015 LiAsF 6 Inorganic materials 0.000 claims description 2
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 claims description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 2
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 2
- 229940017219 methyl propionate Drugs 0.000 claims description 2
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000012046 mixed solvent Substances 0.000 claims description 2
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 claims description 2
- 229940090181 propyl acetate Drugs 0.000 claims description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 2
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 2
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims 1
- 229940021013 electrolyte solution Drugs 0.000 abstract description 23
- 239000008151 electrolyte solution Substances 0.000 abstract description 14
- 238000000354 decomposition reaction Methods 0.000 abstract description 6
- DFSUKONUQMHUKQ-UHFFFAOYSA-N 3-[2-(2,3-dicarboxyphenyl)-1,1,1,3,3,3-hexafluoropropan-2-yl]phthalic acid Chemical compound OC(=O)C1=CC=CC(C(C=2C(=C(C(O)=O)C=CC=2)C(O)=O)(C(F)(F)F)C(F)(F)F)=C1C(O)=O DFSUKONUQMHUKQ-UHFFFAOYSA-N 0.000 abstract description 2
- GTDPSWPPOUPBNX-UHFFFAOYSA-N ac1mqpva Chemical compound CC12C(=O)OC(=O)C1(C)C1(C)C2(C)C(=O)OC1=O GTDPSWPPOUPBNX-UHFFFAOYSA-N 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 10
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 9
- 229910001416 lithium ion Inorganic materials 0.000 description 9
- 229910002804 graphite Inorganic materials 0.000 description 8
- 239000010439 graphite Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000007599 discharging Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 2
- 229910003307 Ni-Cd Inorganic materials 0.000 description 2
- 229910018095 Ni-MH Inorganic materials 0.000 description 2
- 229910018477 Ni—MH Inorganic materials 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 238000004832 voltammetry Methods 0.000 description 2
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 125000005587 carbonate group Chemical group 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 239000012453 solvate Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010409 thin film Substances 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
-
- 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)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (5)
- 환형 탄산염계 유기용매와 선형 탄산염계 유기용매로 이루어진 혼합 용매에 리튬염 화합물이 0.8 내지 2.0 M로 용해된 리튬염-함유 혼합유기용액 100 중량부에, 하기 화학식 1로 나타내어지는 2,2-비스(3,4-디카르복시페닐)헥사플루오로프로판 안하이드라이드를 0.1 내지 10 중량부 첨가하여 제조된 리튬 전지용 비수전해액:[화학식 1].
- 제 1항에 있어서, 상기 환형 탄산염계 유기용매는 에틸렌카아보네이트, 프로필렌카아보네이트 및 양자의 혼합물로 이루어진 군으로부터 선택되고, 상기 선형의 탄산염계 유기용매는 디메틸카아보네이트, 디에틸카아보네이트, 에틸메틸카아보네이트, 메틸프로필카아보네이트 및 이들의 혼합물로 이루어지는 군으로부터 선택되는 것을 특징으로 하는 리튬 전지용 비수 전해액.
- 제 1항에 있어서, 상기 혼합 유기용매는 아세트산프로필, 아세트산메틸, 아세트산에틸, 아세트산부틸, 프로피온산메틸, 프로피온산에틸 및 플루오르벤젠으로 이루어진 군으로부터 선택된 1 이상의 화합물을 추가로 포함하는 것을 특징으로 하는 리튬 전지용 비수 전해액.
- 제 1항에 있어서, 상기 리튬염 화합물은 LiPF6, LiClO4, LiAsF6, LiBF 4 및 LiN(C2F5SO3)2 으로 구성되는 군으로부터 선택되는 1 또는 2 이상의 화합물인 것을 특징으로 하는 리튬 전지용 비수 전해액.
- 제 1항에 따른 비수 전해액을 포함하는 리튬전지.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0093613A KR100534010B1 (ko) | 2003-12-19 | 2003-12-19 | 전지용 비수전해액 및 이를 포함한 이차 전지 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0093613A KR100534010B1 (ko) | 2003-12-19 | 2003-12-19 | 전지용 비수전해액 및 이를 포함한 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050061967A KR20050061967A (ko) | 2005-06-23 |
KR100534010B1 true KR100534010B1 (ko) | 2005-12-06 |
Family
ID=37254233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0093613A Expired - Lifetime KR100534010B1 (ko) | 2003-12-19 | 2003-12-19 | 전지용 비수전해액 및 이를 포함한 이차 전지 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100534010B1 (ko) |
-
2003
- 2003-12-19 KR KR10-2003-0093613A patent/KR100534010B1/ko not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR20050061967A (ko) | 2005-06-23 |
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