JP5270089B2 - 非水二次電池用負極材料の製造方法及びそれを用いた非水二次電池の製造方法 - Google Patents
非水二次電池用負極材料の製造方法及びそれを用いた非水二次電池の製造方法 Download PDFInfo
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- JP5270089B2 JP5270089B2 JP2006339508A JP2006339508A JP5270089B2 JP 5270089 B2 JP5270089 B2 JP 5270089B2 JP 2006339508 A JP2006339508 A JP 2006339508A JP 2006339508 A JP2006339508 A JP 2006339508A JP 5270089 B2 JP5270089 B2 JP 5270089B2
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- lithium
- negative electrode
- vanadium
- secondary battery
- electrode material
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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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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G31/00—Compounds of vanadium
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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
-
- 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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- 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
-
- 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
- C01P2002/74—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by peak-intensities or a ratio thereof only
-
- 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
-
- 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
Description
の脱離時で平均電位が0.23〜0.27Vであり、リチウムイオンを一回吸蔵及び脱離した後の充放電特性において、前記平坦領域は反応が行われる期間の全域に対して25%以上の範囲に形成されることを特徴としている。
とを(COOH)2に混合して形成したので、湿式法により容易に有機酸塩LiaVbMcOd(C2O4)を得ることができる。尚、リチウムの供給源として他のリチウム化合物を用いてもよく、バナジウムの供給源として他のバナジウム化合物を用いてもよい。また、(COOH)2以外の有機酸を用いてもよい。
Claims (7)
- リチウムバナジウム酸化物を含む非水二次電池用負極材料の製造方法において、前記リチウムバナジウム酸化物は3価または4価のバナジウムを含み、前記リチウムバナジウム酸化物はリチウム化合物と5価のバナジウムを含むバナジウム化合物とを、シュウ酸に混合して形成されたリチウム及びバナジウムを含む有機酸塩を焼成して形成されることを特徴とする非水二次電池用負極材料の製造方法。
- 前記シュウ酸に混合される前記リチウム化合物及び前記バナジウム化合物に含まれるリチウムとバナジウムとのモル比を1.2:1〜1.24:1にしたことを特徴とする請求項1に記載の非水二次電池用負極材料の製造方法。
- 前記リチウム化合物及び前記バナジウム化合物と反応する量に対して1.5〜5倍の量の前記シュウ酸を反応時に存在させたことを特徴とする請求項1または請求項2に記載の非水二次電池用負極材料の製造方法。
- 前記リチウムバナジウム酸化物はリチウムを対極として充放電を行った際の開放電位が、リチウムイオンの吸蔵時及び脱離時に反応が行われる期間の全域に対して25%以上の範囲で0.05V以内の平坦領域を有し、前記平坦領域はリチウムイオンの吸蔵時で平均電位が0.20〜0.25Vであり、リチウムイオンの脱離時で平均電位が0.23〜0.27Vであることを特徴とする請求項1〜請求項3のいずれかに記載の非水二次電池用負極材料の製造方法。
- リチウムイオンを一回吸蔵及び脱離した後の充放電特性において、前記平坦領域は反応が行われる期間の全域に対して25%以上の範囲に形成されることを特徴とする請求項4に記載の非水二次電池用負極材料の製造方法。
- リチウムイオンを一回吸蔵及び脱離した後の充放電特性において、前記平坦領域は反応が行われる期間の全域に対して40%以上の範囲に形成されることを特徴とする請求項4に記載の非水二次電池用負極材料の製造方法。
- 請求項1〜6のいずれかに記載の非水二次電池用負極材料の製造方法により製造された負極材料を含む負極合材により形成した負極と、正極とを、電解質を介して積層したことを特徴とする、非水二次電池の製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006339508A JP5270089B2 (ja) | 2006-12-18 | 2006-12-18 | 非水二次電池用負極材料の製造方法及びそれを用いた非水二次電池の製造方法 |
KR1020070120974A KR101009623B1 (ko) | 2006-12-18 | 2007-11-26 | 비수이차전지용 음극재료 및 그것을 이용한 비수이차전지 |
US12/000,906 US20080182171A1 (en) | 2006-12-18 | 2007-12-18 | Composition for negative electrode of non-aqueous rechargeable battery and non-aqueous rechargeable battery prepared by using same |
CN2007101602944A CN101222042B (zh) | 2006-12-18 | 2007-12-18 | 非水可再充电电池负极用组合物及用其制备的非水可再充电电池 |
EP07123519A EP1935850A3 (en) | 2006-12-18 | 2007-12-18 | Composition for negative electrodes and non-aqueous rechargeable battery prepared using Same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2006339508A JP5270089B2 (ja) | 2006-12-18 | 2006-12-18 | 非水二次電池用負極材料の製造方法及びそれを用いた非水二次電池の製造方法 |
Publications (2)
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JP2008153045A JP2008153045A (ja) | 2008-07-03 |
JP5270089B2 true JP5270089B2 (ja) | 2013-08-21 |
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JP2006339508A Expired - Fee Related JP5270089B2 (ja) | 2006-12-18 | 2006-12-18 | 非水二次電池用負極材料の製造方法及びそれを用いた非水二次電池の製造方法 |
Country Status (3)
Country | Link |
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JP (1) | JP5270089B2 (ja) |
KR (1) | KR101009623B1 (ja) |
CN (1) | CN101222042B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101305958B1 (ko) * | 2011-07-19 | 2013-09-12 | 전자부품연구원 | 리튬-바나듐 복합 산화물을 이용한 리튬 이차전지용 음극재 및 그의 제조 방법 |
CN102509783A (zh) * | 2011-11-23 | 2012-06-20 | 陕西科技大学 | 一种锂电池正极材料LiV3O8的超声水热制备方法 |
KR101623720B1 (ko) * | 2013-03-15 | 2016-05-26 | 주식회사 엘지화학 | 고용량 음극 활물질 및 이를 포함하는 리튬 이차전지 |
KR101528333B1 (ko) | 2013-06-07 | 2015-06-15 | 한국과학기술연구원 | 나트륨이차전지용 나트륨 바나듐 산화물 음극소재, 이의 제조 방법 및 이를 포함하는 나트륨이차전지 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3487441B2 (ja) * | 1993-09-22 | 2004-01-19 | 株式会社デンソー | リチウム二次電池用活物質の製造方法 |
JPH0950811A (ja) * | 1995-06-02 | 1997-02-18 | Denso Corp | リチウム電池活物質の製造方法 |
JP3487941B2 (ja) * | 1995-02-20 | 2004-01-19 | セイミケミカル株式会社 | 非水電解液電池用正極活物質の製造方法 |
US5700598A (en) * | 1996-07-11 | 1997-12-23 | Bell Communications Research, Inc. | Method for preparing mixed amorphous vanadium oxides and their use as electrodes in reachargeable lithium cells |
JPH11329427A (ja) * | 1998-05-08 | 1999-11-30 | Mitsubishi Electric Corp | 活物質およびそれを用いた電池 |
JP2003068305A (ja) * | 2001-03-01 | 2003-03-07 | Sumitomo Metal Ind Ltd | リチウム2次電池用負極材料とその製造方法 |
US8026003B2 (en) * | 2003-08-21 | 2011-09-27 | Samsung Sdi Co., Ltd. | Negative active material for a non-aqueous electrolyte battery, and a non-aqueous electrolyte battery comprising the same |
WO2005031892A2 (en) * | 2003-09-26 | 2005-04-07 | Lg Chem, Ltd. | Method for regulating terminal voltage of cathode during overdischarge and cathode active material for lithium secondary battery |
JP2006093067A (ja) * | 2004-09-27 | 2006-04-06 | Kusaka Rare Metal Products Co Ltd | リチウム二次電池用正極活物質及びその製造方法 |
KR100717780B1 (ko) * | 2004-10-27 | 2007-05-11 | 삼성에스디아이 주식회사 | 비수계 전해질 이차 전지용 음극 활물질, 그의 제조 방법및 그를 포함하는 비수계 전해질 이차 전지 |
KR100657951B1 (ko) * | 2005-02-18 | 2006-12-14 | 삼성에스디아이 주식회사 | 양극 활물질, 그 제조 방법 및 이를 채용한 양극과 리튬 전지 |
JP5207589B2 (ja) * | 2005-12-22 | 2013-06-12 | 三星エスディアイ株式会社 | リチウム2次電池用負極活物質の製造方法 |
KR101264332B1 (ko) * | 2006-09-20 | 2013-05-14 | 삼성에스디아이 주식회사 | 캐소드 활물질 및 이를 채용한 리튬 전지 |
US20080182171A1 (en) * | 2006-12-18 | 2008-07-31 | Hideaki Maeda | Composition for negative electrode of non-aqueous rechargeable battery and non-aqueous rechargeable battery prepared by using same |
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2006
- 2006-12-18 JP JP2006339508A patent/JP5270089B2/ja not_active Expired - Fee Related
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2007
- 2007-11-26 KR KR1020070120974A patent/KR101009623B1/ko not_active IP Right Cessation
- 2007-12-18 CN CN2007101602944A patent/CN101222042B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR101009623B1 (ko) | 2011-01-21 |
CN101222042B (zh) | 2010-06-02 |
CN101222042A (zh) | 2008-07-16 |
JP2008153045A (ja) | 2008-07-03 |
KR20080056637A (ko) | 2008-06-23 |
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