JP3946687B2 - リチウム二次電池用リチウム−マンガン−ニッケル複合酸化物の製造方法 - Google Patents
リチウム二次電池用リチウム−マンガン−ニッケル複合酸化物の製造方法 Download PDFInfo
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- JP3946687B2 JP3946687B2 JP2003354131A JP2003354131A JP3946687B2 JP 3946687 B2 JP3946687 B2 JP 3946687B2 JP 2003354131 A JP2003354131 A JP 2003354131A JP 2003354131 A JP2003354131 A JP 2003354131A JP 3946687 B2 JP3946687 B2 JP 3946687B2
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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
- H01M4/139—Processes of manufacture
- H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
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- H—ELECTRICITY
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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
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C01G45/12—Manganates manganites or permanganates
- C01G45/1221—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof
- C01G45/1228—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type [MnO2]n-, e.g. LiMnO2, Li[MxMn1-x]O2
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/40—Nickelates
- C01G53/42—Nickelates containing alkali metals, e.g. LiNiO2
- C01G53/44—Nickelates containing alkali metals, e.g. LiNiO2 containing manganese
- C01G53/50—Nickelates containing alkali metals, e.g. LiNiO2 containing manganese of the type [MnO2]n-, e.g. Li(NixMn1-x)O2, Li(MyNixMn1-x-y)O2
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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
- H01M4/36—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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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
- C01P2002/54—Solid solutions containing elements as dopants one element only
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
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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)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Secondary Cells (AREA)
Description
CH3CO2Li・2H2Oと、(CH3CO2)2Mn・4H2Oと、Ni(NO3)2・6H2Oとを、あらかじめ定められた組成比において蒸溜水に溶解させた。
反応剤による代表的な質量比は表1の通りである。
100mlの蒸溜水に、10.20gのCH3CO2Li・2H2Oと、12.25gの(CH3CO2)2Mn・4H2Oと、8.72gのNi(NO3)2・6H2Oとを溶解させた。
Claims (5)
- リチウム塩、マンガン塩およびニッケル塩を蒸溜水に溶解して水溶液を製造するステップと、
得られた水溶液を加熱してゲルを形成するステップと、
形成されたゲルを燃焼させて酸化物粉末を製造するステップと、
前記粉末を400ないし500℃で1次熱処理した後、粉砕して粉砕物を得るステップと、
前記粉砕物を700ないし1000℃で2次熱処理した後、粉砕するステップと
を含むLi[NiXLi(1/3-2X/3)Mn(2/3-X/3)]O2(0.05<X<0.6)組成のリチウム二次電池用リチウム−マンガン−ニッケル複合酸化物の製造方法。 - 前記リチウム塩、マンガン塩およびニッケル塩は、水溶性塩であることを特徴とする請求項1に記載のリチウム−マンガン−ニッケル複合酸化物の製造方法。
- 前記リチウム塩にはCH3CO2Li・2H2O、前記マンガン塩には(CH3CO2)2Mn・4H2O、前記ニッケル塩にはNi(NO3)2・6H2Oを用いることを特徴とする請求項1に記載のリチウム−マンガン−ニッケル複合酸化物の製造方法。
- 前記ゲルの燃焼は、400ないし500℃で行なうことを特徴とする請求項1に記載のリチウム−マンガン−ニッケル複合酸化物の製造方法。
- CH3CO2Li・2H2O、(CH3CO2)2Mn・4H2OおよびNi(NO3)2・6H2Oを蒸溜水に溶解して水溶液を製造するステップと、
得られた水溶液を100℃以上に加熱してゲルを形成するステップと、
形成されたゲルを燃焼させて酸化物粉末を製造するステップと、
前記粉末を400ないし500℃で1次熱処理した後、粉砕して粉砕物を得るステップと、
前記粉砕物を700ないし1000℃で2次熱処理した後、粉砕するステップと
を含むことを特徴とするLi[NiXLi(1/3-2X/3)Mn(2/3-X/3)]O2(0.05<X<0.6)組成のリチウム二次電池用リチウム−マンガン−ニッケル複合酸化物の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0068731A KR100466586B1 (ko) | 2002-11-07 | 2002-11-07 | 리튬 2차전지용 리튬-망간-니켈계 산화물 제조방법 |
Publications (2)
Publication Number | Publication Date |
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JP2004158443A JP2004158443A (ja) | 2004-06-03 |
JP3946687B2 true JP3946687B2 (ja) | 2007-07-18 |
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JP2003354131A Expired - Fee Related JP3946687B2 (ja) | 2002-11-07 | 2003-10-14 | リチウム二次電池用リチウム−マンガン−ニッケル複合酸化物の製造方法 |
Country Status (3)
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US (1) | US20040115534A1 (ja) |
JP (1) | JP3946687B2 (ja) |
KR (1) | KR100466586B1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009063838A1 (ja) | 2007-11-12 | 2009-05-22 | Gs Yuasa Corporation | リチウム二次電池用活物質、リチウム二次電池及びその製造方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100786968B1 (ko) * | 2005-07-22 | 2007-12-17 | 주식회사 엘지화학 | 전극활물질의 전처리 방법 |
JP5217372B2 (ja) * | 2007-11-12 | 2013-06-19 | 株式会社Gsユアサ | リチウム二次電池用活物質及びリチウム二次電池 |
US8420158B2 (en) * | 2008-03-07 | 2013-04-16 | Bathium Canada Inc. | Process for making electrodes for lithium based electrochemical cells |
US8147916B2 (en) * | 2008-03-07 | 2012-04-03 | Bathium Canada Inc. | Process for making electrodes for lithium based electrochemical cells |
KR20110121274A (ko) * | 2010-04-30 | 2011-11-07 | 삼성정밀화학 주식회사 | 리튬 전이금속 산화물의 제조방법 |
CN102496722A (zh) * | 2011-12-22 | 2012-06-13 | 南开大学 | 金属氟化物包覆的层状富锂正极材料及其制备方法 |
CN103296264A (zh) * | 2013-05-08 | 2013-09-11 | 苏州科大微龙信息技术有限公司 | 一种锂离子电池纳米三元正极材料及其制备方法 |
JP6498407B2 (ja) * | 2014-09-26 | 2019-04-10 | 旭化成株式会社 | 酸化物複合体及び非水系リチウムイオン二次電池 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH05299092A (ja) * | 1992-01-17 | 1993-11-12 | Matsushita Electric Ind Co Ltd | 非水電解質リチウム二次電池及びその製造方法 |
US5783333A (en) * | 1996-11-27 | 1998-07-21 | Polystor Corporation | Lithium nickel cobalt oxides for positive electrodes |
US6085015A (en) * | 1997-03-25 | 2000-07-04 | Hydro-Quebec | Lithium insertion electrode materials based on orthosilicate derivatives |
JP3615415B2 (ja) * | 1999-03-24 | 2005-02-02 | 三洋電機株式会社 | 非水系二次電池 |
KR100490613B1 (ko) * | 2000-03-13 | 2005-05-17 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 활물질 및 그 제조방법 |
US6680143B2 (en) * | 2000-06-22 | 2004-01-20 | The University Of Chicago | Lithium metal oxide electrodes for lithium cells and batteries |
KR100424635B1 (ko) * | 2001-06-01 | 2004-03-24 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 활물질 및 그 제조 방법 |
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2002
- 2002-11-07 KR KR10-2002-0068731A patent/KR100466586B1/ko active IP Right Grant
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2003
- 2003-10-08 US US10/682,336 patent/US20040115534A1/en not_active Abandoned
- 2003-10-14 JP JP2003354131A patent/JP3946687B2/ja not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009063838A1 (ja) | 2007-11-12 | 2009-05-22 | Gs Yuasa Corporation | リチウム二次電池用活物質、リチウム二次電池及びその製造方法 |
EP2278642A1 (en) | 2007-11-12 | 2011-01-26 | GS Yuasa International Ltd. | Method for producing an active material for lithium secondary battery and a lithium secondary battery |
Also Published As
Publication number | Publication date |
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US20040115534A1 (en) | 2004-06-17 |
KR100466586B1 (ko) | 2005-01-24 |
JP2004158443A (ja) | 2004-06-03 |
KR20040040565A (ko) | 2004-05-13 |
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