KR100326458B1 - 리튬 이차 전지용 양극 활물질 및 그를 이용한 리튬 이차 전지 - Google Patents
리튬 이차 전지용 양극 활물질 및 그를 이용한 리튬 이차 전지 Download PDFInfo
- Publication number
- KR100326458B1 KR100326458B1 KR1019990018105A KR19990018105A KR100326458B1 KR 100326458 B1 KR100326458 B1 KR 100326458B1 KR 1019990018105 A KR1019990018105 A KR 1019990018105A KR 19990018105 A KR19990018105 A KR 19990018105A KR 100326458 B1 KR100326458 B1 KR 100326458B1
- Authority
- KR
- South Korea
- Prior art keywords
- lithium secondary
- active material
- secondary battery
- positive electrode
- electrode active
- Prior art date
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 32
- 239000007774 positive electrode material Substances 0.000 title claims abstract description 23
- 239000006182 cathode active material Substances 0.000 claims abstract description 9
- 239000003792 electrolyte Substances 0.000 claims description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 4
- 229910001416 lithium ion Inorganic materials 0.000 claims description 4
- 239000007773 negative electrode material Substances 0.000 claims description 3
- 239000003125 aqueous solvent Substances 0.000 claims description 2
- 238000009831 deintercalation Methods 0.000 claims description 2
- 229910012851 LiCoO 2 Inorganic materials 0.000 abstract description 6
- 230000000052 comparative effect Effects 0.000 description 8
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 6
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 4
- 239000011149 active material Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 229910020599 Co 3 O 4 Inorganic materials 0.000 description 3
- 229910012820 LiCoO Inorganic materials 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910021314 NaFeO 2 Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000002388 carbon-based active material Substances 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000000126 substance 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- 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
Abstract
Description
조성 | |
실시예 2 | LiCoO1.95F0.05 |
실시예 3 | LiCoO1.9F0.1 |
Claims (2)
- 하기 화학식 1을 갖는 리튬 이차 전지용 양극 활물질.[화학식 1]LizCoO2-xFx(상기 식에서, 0.95 ≤ z ≤ 1.05, 0 < x < 0.4)
- 하기 화학식 1을 갖는 리튬 이차 전지용 양극 활물질을 포함하는 양극;리튬 이온의 탈삽입이 가능한 음극 활물질을 포함하는 음극;상기 양극과 음극 사이에 위치하는 세퍼레이터; 및비수용매계 전해질을 포함하는 리튬 이차 전지.[화학식 1]LizCoO2-xFx(상기 식에서, 0.95 ≤ z ≤ 1.05, 0 < x < 0.4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990018105A KR100326458B1 (ko) | 1999-05-19 | 1999-05-19 | 리튬 이차 전지용 양극 활물질 및 그를 이용한 리튬 이차 전지 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990018105A KR100326458B1 (ko) | 1999-05-19 | 1999-05-19 | 리튬 이차 전지용 양극 활물질 및 그를 이용한 리튬 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000074294A KR20000074294A (ko) | 2000-12-15 |
KR100326458B1 true KR100326458B1 (ko) | 2002-02-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990018105A KR100326458B1 (ko) | 1999-05-19 | 1999-05-19 | 리튬 이차 전지용 양극 활물질 및 그를 이용한 리튬 이차 전지 |
Country Status (1)
Country | Link |
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KR (1) | KR100326458B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5036100B2 (ja) | 2001-03-30 | 2012-09-26 | 三洋電機株式会社 | 非水電解質二次電池およびその製造方法 |
-
1999
- 1999-05-19 KR KR1019990018105A patent/KR100326458B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR20000074294A (ko) | 2000-12-15 |
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