KR100881637B1 - 저온 출력 특성이 개선된 리튬 이차전지 - Google Patents
저온 출력 특성이 개선된 리튬 이차전지 Download PDFInfo
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- KR100881637B1 KR100881637B1 KR1020060039137A KR20060039137A KR100881637B1 KR 100881637 B1 KR100881637 B1 KR 100881637B1 KR 1020060039137 A KR1020060039137 A KR 1020060039137A KR 20060039137 A KR20060039137 A KR 20060039137A KR 100881637 B1 KR100881637 B1 KR 100881637B1
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- negative electrode
- lithium
- secondary battery
- lithium secondary
- mixture
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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
- H01M4/13—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
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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
- 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
- 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
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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
- H01M4/50—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
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (10)
- 양극, 음극, 분리막 및 리튬염 함유 비수 전해질로 구성된 리튬 이차전지로서,상기 양극은 양극 활물질로서 리튬 망간 산화물과 리튬 니켈-망간-코발트 복합 산화물의 혼합물을 포함하고 있고;상기 음극은 탄소계 음극 활물질을 포함하는 음극 합제로 이루어져 있으며;상기 음극 합제에는 하기 화학식 1의 리튬 금속 산화물과 하기 화학식 2의 리튬 금속 황화물로 이루어진 군에서 선택된 하나 또는 둘 이상의 화합물이 음극 합제 전체 중량을 기준으로 1 내지 50 중량%로 포함되어 있는 것을 특징으로 하는 리튬 이차전지:LixMyOz (1)Lix'My'Sz' (2)상기 식에서,M 은 각각 독립적으로 Ti, Sn, Cu, Pb, Sb, Zn, Fe, In, Al 또는 Zr 이고;x, y, z, x', y' 및 z' 는 M의 산화수(oxidation number)에 따라 결정된다.
- 제 1 항에 있어서, 상기 탄소계 활물질은 결정질 탄소와 비정질 탄소의 혼합물인 것을 특징으로 하는 리튬 이차전지.
- 제 2 항에 있어서, 상기 혼합물은 하드 카본과 흑연의 혼합물인 것을 특징으로 하는 리튬 이차전지.
- 제 1 항에 있어서, 상기 화학식 1의 리튬 금속 산화물은 Li4Ti5O12, LiTi2O4 또는 그것의 혼합물인 것을 특징으로 하는 리튬 이차전지.
- 제 1 항에 있어서, 상기 화학식 2의 리튬 금속 황화물은 LiTiS2인 것을 특징으로 하는 리튬 이차전지.
- 제 1 항에 있어서, 상기 화합물의 함량은 음극 합제 전체 중량을 기준으로 5 내지 30 중량%인 것을 특징으로 하는 리튬 이차전지.
- 제 1 항에 있어서, 상기 음극 합제에는 도전제 및 결착제(바인더)가 더 포함되어 있는 것을 특징으로 하는 리튬 이차전지.
- 삭제
- 삭제
- 제 1 항에 있어서, 상기 전지는 저온 출력 특성이 요구되는 전기자동차 또는 하이브리드 전기자동차의 전원으로 사용되는 것을 특징으로 하는 리튬 이차전지.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060039137A KR100881637B1 (ko) | 2006-05-01 | 2006-05-01 | 저온 출력 특성이 개선된 리튬 이차전지 |
JP2007045690A JP5179070B2 (ja) | 2006-05-01 | 2007-02-26 | 低温出力特性が改善されたリチウム二次電池 |
US12/299,273 US7985504B2 (en) | 2006-05-01 | 2007-04-27 | Lithium secondary battery of improved low-temperature power property |
PCT/KR2007/002069 WO2007126257A1 (en) | 2006-05-01 | 2007-04-27 | Lithium secondary battery of improved low-temperature power property |
US13/164,431 US8110308B2 (en) | 2006-05-01 | 2011-06-20 | Lithium secondary battery of improved low-temperature power property |
US13/343,797 US20120100426A1 (en) | 2006-05-01 | 2012-01-05 | Lithium secondary battery of improved low-temperature power property |
JP2012254394A JP5812971B2 (ja) | 2006-05-01 | 2012-11-20 | 低温出力特性が改善されたリチウム二次電池 |
Applications Claiming Priority (1)
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KR1020060039137A KR100881637B1 (ko) | 2006-05-01 | 2006-05-01 | 저온 출력 특성이 개선된 리튬 이차전지 |
Publications (2)
Publication Number | Publication Date |
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KR20070106821A KR20070106821A (ko) | 2007-11-06 |
KR100881637B1 true KR100881637B1 (ko) | 2009-02-04 |
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KR1020060039137A KR100881637B1 (ko) | 2006-05-01 | 2006-05-01 | 저온 출력 특성이 개선된 리튬 이차전지 |
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US (3) | US7985504B2 (ko) |
JP (2) | JP5179070B2 (ko) |
KR (1) | KR100881637B1 (ko) |
WO (1) | WO2007126257A1 (ko) |
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JP4207678B2 (ja) * | 2003-06-18 | 2009-01-14 | 日産自動車株式会社 | リチウムイオン電池型二次電池用電極の製造方法およびその装置並びにリチウムイオン電池型二次電池用電極 |
KR20050006540A (ko) * | 2003-07-09 | 2005-01-17 | 한국과학기술연구원 | 초극세 섬유상 다공성 고분자 분리막을 포함하는리튬이차전지 및 그 제조방법 |
JP5142452B2 (ja) * | 2003-09-29 | 2013-02-13 | 三洋電機株式会社 | 非水電解質二次電池の充放電制御方法 |
JP4554911B2 (ja) | 2003-11-07 | 2010-09-29 | パナソニック株式会社 | 非水電解質二次電池 |
JP4667071B2 (ja) | 2004-03-30 | 2011-04-06 | 三洋電機株式会社 | 非水電解質二次電池 |
JP4245532B2 (ja) * | 2004-08-30 | 2009-03-25 | 株式会社東芝 | 非水電解質二次電池 |
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2006
- 2006-05-01 KR KR1020060039137A patent/KR100881637B1/ko active IP Right Grant
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2007
- 2007-02-26 JP JP2007045690A patent/JP5179070B2/ja active Active
- 2007-04-27 US US12/299,273 patent/US7985504B2/en active Active
- 2007-04-27 WO PCT/KR2007/002069 patent/WO2007126257A1/en active Application Filing
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2011
- 2011-06-20 US US13/164,431 patent/US8110308B2/en active Active
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2012
- 2012-01-05 US US13/343,797 patent/US20120100426A1/en not_active Abandoned
- 2012-11-20 JP JP2012254394A patent/JP5812971B2/ja active Active
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JPH06302315A (ja) * | 1993-01-14 | 1994-10-28 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池用電極およびその製造法 |
KR19990033387A (ko) * | 1997-10-24 | 1999-05-15 | 손욱 | 리튬 이온 이차 전지용 음극 활물질, 그 제조 방법 및 이를사용하여 제조한 리튬 이온 이차 전지 |
KR20040060944A (ko) * | 2001-10-25 | 2004-07-06 | 썽뜨르 나쇼날르 드 라 르쉐르쉐 씨엉띠삐끄 | 리튬 바나듐 산화물 및 그의 제조 방법 및 액티브 전극물질로서의 사용 방법 |
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Publication number | Publication date |
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JP2013058495A (ja) | 2013-03-28 |
US20110244321A1 (en) | 2011-10-06 |
US20120100426A1 (en) | 2012-04-26 |
WO2007126257A1 (en) | 2007-11-08 |
US8110308B2 (en) | 2012-02-07 |
JP2007299728A (ja) | 2007-11-15 |
US20100015524A1 (en) | 2010-01-21 |
US7985504B2 (en) | 2011-07-26 |
JP5179070B2 (ja) | 2013-04-10 |
JP5812971B2 (ja) | 2015-11-17 |
KR20070106821A (ko) | 2007-11-06 |
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