CN1242504C - 正极活性物质及含该物质的非水电解质二次电池 - Google Patents
正极活性物质及含该物质的非水电解质二次电池 Download PDFInfo
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- CN1242504C CN1242504C CNB021469032A CN02146903A CN1242504C CN 1242504 C CN1242504 C CN 1242504C CN B021469032 A CNB021469032 A CN B021469032A CN 02146903 A CN02146903 A CN 02146903A CN 1242504 C CN1242504 C CN 1242504C
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- China
- Prior art keywords
- active material
- positive active
- manganese
- lithium
- nickel
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- Expired - Lifetime
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- 239000007774 positive electrode material Substances 0.000 title claims abstract description 148
- 239000000463 material Substances 0.000 title claims description 49
- 239000011255 nonaqueous electrolyte Substances 0.000 title abstract description 7
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- 239000011572 manganese Substances 0.000 claims abstract description 158
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 110
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 105
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 99
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- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 16
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Images
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- 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
-
- 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
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- 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
- H01M4/04—Processes of manufacture in general
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- 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
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- 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
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- 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
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
- H01M10/0562—Solid materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
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- 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
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
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- H—ELECTRICITY
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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
组成 | 20℃循环 | 40℃循环 | ||
实施例1 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2确认2价镍、4价锰 | 84 | 81 | |
比较例 | 1 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2未确认2价镍、4价锰 | 67 | 61 |
2 | LiCoO2 | 70 | 62 | |
3 | LiNi1/2Co1/2O2,未确认2价镍 | 70 | 63 | |
4 | LiMn2O4 | 71 | 50 |
组成 | DSC测定的峰 | |
实施例1 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2 | 203 |
实施例2 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2添加5原子%的铝 | 210 |
比较例2 | LiCoO2 | 118 |
组成 | 导电材料的添加量(重量%) | 电子传导率 | ||
实施例 | 3 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2确认2价镍、4价锰 | 3 | 100 |
4 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2(确认2价镍、4价锰)添加2原子%的镁 | 1 | 98 | |
5 | 2 | 100 | ||
6 | 3 | 103 | ||
比较例3 | LiCoO2 | 1 | 84 | |
比较例4 | LiCoO2 | 3 | 98 |
组成 | 极化特性 | ||
实施例 | 1 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2确认2价镍、4价锰 | 100 |
7 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2(确认2价镍、4价锰)添加2原子%的钴 | 104 | |
8 | Li[Li0.03(Ni1/2Mn1/2)0.97]O2 | 105 | |
比较例3 | LiCoO2 | 85 |
Claims (18)
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JP4080337B2 (ja) * | 2001-03-22 | 2008-04-23 | 松下電器産業株式会社 | 正極活物質およびこれを含む非水電解質二次電池 |
JP4510331B2 (ja) * | 2001-06-27 | 2010-07-21 | パナソニック株式会社 | 非水電解質二次電池 |
JP3827545B2 (ja) * | 2001-09-13 | 2006-09-27 | 松下電器産業株式会社 | 正極活物質、その製造方法および非水電解質二次電池 |
JP4836371B2 (ja) * | 2001-09-13 | 2011-12-14 | パナソニック株式会社 | 正極活物質およびこれを含む非水電解質二次電池 |
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JP4197237B2 (ja) * | 2002-03-01 | 2008-12-17 | パナソニック株式会社 | 正極活物質の製造方法 |
US9391325B2 (en) * | 2002-03-01 | 2016-07-12 | Panasonic Corporation | Positive electrode active material, production method thereof and non-aqueous electrolyte secondary battery |
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CN1795574A (zh) * | 2003-05-28 | 2006-06-28 | 加拿大国家研究委员会 | 用于锂电池和电池组的锂金属氧化物电极 |
JP4740409B2 (ja) | 2003-06-11 | 2011-08-03 | 株式会社日立製作所 | 電気自動車或いはハイブリット自動車用リチウム二次電池 |
KR100560540B1 (ko) * | 2003-07-18 | 2006-03-15 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 활물질, 그의 제조 방법 및 그를포함하는 리튬 이차 전지 |
KR100564748B1 (ko) * | 2003-09-26 | 2006-03-27 | 한국전자통신연구원 | 리튬 이차전지용 양극 재료 및 그 제조 방법 |
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-
2002
- 2002-10-23 US US10/277,989 patent/US8658125B2/en not_active Expired - Lifetime
- 2002-10-24 CN CNB021469032A patent/CN1242504C/zh not_active Expired - Lifetime
- 2002-10-24 EP EP02257382A patent/EP1309022A3/en not_active Withdrawn
- 2002-10-24 KR KR1020020065137A patent/KR100543720B1/ko active IP Right Grant
- 2002-10-24 CN CNB2005100035247A patent/CN100379061C/zh not_active Expired - Lifetime
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2007
- 2007-05-01 US US11/797,130 patent/US8349287B2/en active Active
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US20030087154A1 (en) | 2003-05-08 |
US8349287B2 (en) | 2013-01-08 |
CN1801509A (zh) | 2006-07-12 |
US8658125B2 (en) | 2014-02-25 |
KR20030034018A (ko) | 2003-05-01 |
CN100379061C (zh) | 2008-04-02 |
EP1309022A2 (en) | 2003-05-07 |
CN1433098A (zh) | 2003-07-30 |
US20070207383A1 (en) | 2007-09-06 |
EP1309022A3 (en) | 2003-05-21 |
KR100543720B1 (ko) | 2006-01-20 |
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