KR100804979B1 - 리튬 이온 2차 전지 - Google Patents
리튬 이온 2차 전지 Download PDFInfo
- Publication number
- KR100804979B1 KR100804979B1 KR1020040016167A KR20040016167A KR100804979B1 KR 100804979 B1 KR100804979 B1 KR 100804979B1 KR 1020040016167 A KR1020040016167 A KR 1020040016167A KR 20040016167 A KR20040016167 A KR 20040016167A KR 100804979 B1 KR100804979 B1 KR 100804979B1
- Authority
- KR
- South Korea
- Prior art keywords
- formula
- lithium
- electrolyte solution
- secondary battery
- carbonate
- 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
Links
- 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
- 239000003792 electrolyte Substances 0.000 claims abstract description 32
- 150000001875 compounds Chemical class 0.000 claims abstract description 25
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 239000011255 nonaqueous electrolyte Substances 0.000 claims abstract description 14
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 12
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 11
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 10
- 229910000314 transition metal oxide Inorganic materials 0.000 claims abstract description 8
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 15
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 14
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- 229910013870 LiPF 6 Inorganic materials 0.000 claims description 10
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 claims description 8
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 7
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 6
- -1 LiCF 3 SO 3 Inorganic materials 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 239000007773 negative electrode material Substances 0.000 claims description 5
- 239000007774 positive electrode material Substances 0.000 claims description 5
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 claims description 4
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 claims description 4
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 4
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims description 4
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 229910052733 gallium Inorganic materials 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 229940017219 methyl propionate Drugs 0.000 claims description 4
- 230000002441 reversible effect Effects 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 229910052712 strontium Inorganic materials 0.000 claims description 4
- 229910052718 tin Inorganic materials 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 125000006527 (C1-C5) alkyl group Chemical group 0.000 claims description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 claims description 2
- 238000004438 BET method Methods 0.000 claims description 2
- 229910015015 LiAsF 6 Inorganic materials 0.000 claims description 2
- 229910013063 LiBF 4 Inorganic materials 0.000 claims description 2
- 229910013375 LiC Inorganic materials 0.000 claims description 2
- 229910013372 LiC 4 Inorganic materials 0.000 claims description 2
- 229910013684 LiClO 4 Inorganic materials 0.000 claims description 2
- 229910013733 LiCo Inorganic materials 0.000 claims description 2
- 238000002441 X-ray diffraction Methods 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000013078 crystal Substances 0.000 claims description 2
- 229910052732 germanium Inorganic materials 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- DFFDSQBEGQFJJU-UHFFFAOYSA-M butyl carbonate Chemical compound CCCCOC([O-])=O DFFDSQBEGQFJJU-UHFFFAOYSA-M 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 239000012528 membrane Substances 0.000 claims 1
- 239000000654 additive Substances 0.000 description 24
- 230000000996 additive effect Effects 0.000 description 20
- 229940021013 electrolyte solution Drugs 0.000 description 16
- 239000000203 mixture Substances 0.000 description 9
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 8
- VWIIJDNADIEEDB-UHFFFAOYSA-N 3-methyl-1,3-oxazolidin-2-one Chemical compound CN1CCOC1=O VWIIJDNADIEEDB-UHFFFAOYSA-N 0.000 description 7
- QSZMZKBZAYQGRS-UHFFFAOYSA-N lithium;bis(trifluoromethylsulfonyl)azanide Chemical class [Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F QSZMZKBZAYQGRS-UHFFFAOYSA-N 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 5
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 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 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 229920007485 Kynar® 761 Polymers 0.000 description 2
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000002388 carbon-based active material Substances 0.000 description 2
- 150000005676 cyclic carbonates Chemical class 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- IZXIZTKNFFYFOF-UHFFFAOYSA-N 2-Oxazolidone Chemical group O=C1NCCO1 IZXIZTKNFFYFOF-UHFFFAOYSA-N 0.000 description 1
- BELGHMWMXFCZTP-UHFFFAOYSA-N 3-ethyl-1,3-oxazolidin-2-one Chemical compound CCN1CCOC1=O BELGHMWMXFCZTP-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229920013683 Celanese Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000007086 side reaction 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
- H01M10/052—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
- H01M10/0567—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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (8)
- 삭제
- 제1항에 있어서, 상기 (ⅰ) 의 리튬염은 LiClO4, LiCF3SO3, LiC4F 9SO3, LiPF6, LiBF4, LiAsF6 ,및 LiC(CF3SO2)3 로 이루어진 군으로부터 선택되는 것인 비수성 전 해액.
- 제 1항에 있어서, 상기 (ⅱ) 의 전해액 화합물은 에틸렌 카보네이트(EC), 프로필렌 카보네이트(PC), 부틸 카보네이트(BC), 비닐렌 카보네이트(VC), 디에틸 카보네이트(DEC), 디메틸 카보네이트(DMC), 에틸메틸 카보네이트(EMC), 감마부티로락톤(GBL), 설폴란(Sulfolane), 메틸 아세테이트(MA), 에틸 아세테이트(EA), 메틸 프로피오네이트(MP) 및 에틸 프로피오네이트(EP)로 이루어진 군으로부터 1종 이상 선택되는 것인 비수성 전해액.
- 제1항, 제3항 및 제4항 중 어느 한 항의 비수성 전해액을 포함하는 리튬 이온 2차 전지.
- 제5항에 있어서,(a) 부극 활물질로서 리튬의 가역적인 저장과 방출이 가능한 흑연화 탄소;(b) 정극 활물질로서 리튬의 가역적인 저장과 방출이 가능한 리튬 함유 전이 금속 산화물; 및(c) 다공성 분리막을 포함하는 리튬 이온 2차 전지.
- 제6항에 있어서, 상기 (a)의 흑연화 탄소는 X선 회절법으로 측정된 탄소질 재료의 결정면 거리 상수 d002 값이 0.338 나노미터 이하이며, BET 법으로 측정된 비표면적이 10㎡/g 이하인 리튬 이온 2차 전지.
- 제6항에 있어서, 상기 (b)의 리튬 함유 전이 금속 산화물은 화학식 3 과 화학식 4로 나타내는 금속 산화물로 이루어진 군으로부터 선택되는 것인 리튬 이온 2차 전지.[화학식3]LiCoaMnbNicMdO2상기 식에서, a는 0≤a≤1이고, b는 0≤b≤1이고, c는 0≤c≤1이고, d는 0≤d≤1이고, a+b+c+d=1이고, M은 Al, B, Ga, Mg, Si, Ca, Ti, Zn, Ge, Y, Zr, Sn, Sr, Ba, Nb로 이루어진 군으로부터 선택됨.[화학식 4]LiXMn2-YM'YO4상기 식에서 X 는 0.9≤X≤2 이고, Y는 0≤Y≤0.5 이고, M'는 Fe, Co, Ni, Cu, Zn, Al, Sn, Cr, V, Ti, Mg, Ca, Sr, B, Ga, In, Si, Ge 로 이루어진 군으로부터 선택됨.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040016167A KR100804979B1 (ko) | 2004-03-10 | 2004-03-10 | 리튬 이온 2차 전지 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040016167A KR100804979B1 (ko) | 2004-03-10 | 2004-03-10 | 리튬 이온 2차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050090878A KR20050090878A (ko) | 2005-09-14 |
KR100804979B1 true KR100804979B1 (ko) | 2008-02-20 |
Family
ID=37272766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040016167A Expired - Lifetime KR100804979B1 (ko) | 2004-03-10 | 2004-03-10 | 리튬 이온 2차 전지 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100804979B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100771180B1 (ko) * | 2006-03-17 | 2007-10-29 | 제일모직주식회사 | 리튬 트리플루오로메탄-술폰이미드를 포함하는 리튬2차전지용 비수성 전해액 |
KR102531686B1 (ko) * | 2020-01-23 | 2023-05-10 | 삼성에스디아이 주식회사 | 첨가제, 이를 포함하는 리튬 이차 전지용 전해액 및 리튬 이차 전지 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6063522A (en) | 1998-03-24 | 2000-05-16 | 3M Innovative Properties Company | Electrolytes containing mixed fluorochemical/hydrocarbon imide and methide salts |
JP2001110442A (ja) | 1999-10-13 | 2001-04-20 | Matsushita Electric Ind Co Ltd | 非水電気化学装置 |
KR20010032916A (ko) * | 1997-12-10 | 2001-04-25 | 스프레이그 로버트 월터 | 전기 화학 시스템에서의 비스(퍼플루오로알킬설포닐)이미드 계면활성제 염 |
KR20020000208A (ko) * | 2000-06-23 | 2002-01-05 | 김순택 | 리튬 2차 전지 |
KR20020028443A (ko) * | 2000-10-10 | 2002-04-17 | 김순택 | 리튬 2차 전지 |
KR20050062341A (ko) * | 2003-12-19 | 2005-06-23 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
-
2004
- 2004-03-10 KR KR1020040016167A patent/KR100804979B1/ko not_active Expired - Lifetime
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010032916A (ko) * | 1997-12-10 | 2001-04-25 | 스프레이그 로버트 월터 | 전기 화학 시스템에서의 비스(퍼플루오로알킬설포닐)이미드 계면활성제 염 |
KR100559110B1 (ko) | 1997-12-10 | 2006-03-13 | 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 | 전기화학 시스템에서의 비스(퍼플루오로알킬설포닐)이미드 계면활성제 염 |
US6063522A (en) | 1998-03-24 | 2000-05-16 | 3M Innovative Properties Company | Electrolytes containing mixed fluorochemical/hydrocarbon imide and methide salts |
JP2001110442A (ja) | 1999-10-13 | 2001-04-20 | Matsushita Electric Ind Co Ltd | 非水電気化学装置 |
KR20020000208A (ko) * | 2000-06-23 | 2002-01-05 | 김순택 | 리튬 2차 전지 |
KR20020028443A (ko) * | 2000-10-10 | 2002-04-17 | 김순택 | 리튬 2차 전지 |
KR20050062341A (ko) * | 2003-12-19 | 2005-06-23 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
Also Published As
Publication number | Publication date |
---|---|
KR20050090878A (ko) | 2005-09-14 |
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