IL137350A0 - Method for producing lithium-transition metal mixtures - Google Patents

Method for producing lithium-transition metal mixtures

Info

Publication number
IL137350A0
IL137350A0 IL13735098A IL13735098A IL137350A0 IL 137350 A0 IL137350 A0 IL 137350A0 IL 13735098 A IL13735098 A IL 13735098A IL 13735098 A IL13735098 A IL 13735098A IL 137350 A0 IL137350 A0 IL 137350A0
Authority
IL
Israel
Prior art keywords
transition metal
comprised
manganese
compound
producing lithium
Prior art date
Application number
IL13735098A
Other languages
English (en)
Original Assignee
Starck H C Gmbh Co Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/EP1998/000697 external-priority patent/WO1998037023A1/de
Application filed by Starck H C Gmbh Co Kg filed Critical Starck H C Gmbh Co Kg
Publication of IL137350A0 publication Critical patent/IL137350A0/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/006—Compounds containing, besides nickel, two or more other elements, with the exception of oxygen or hydrogen
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/40—Cobaltates
    • C01G51/42—Cobaltates containing alkali metals, e.g. LiCoO2
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/40—Cobaltates
    • C01G51/42—Cobaltates containing alkali metals, e.g. LiCoO2
    • C01G51/44—Cobaltates containing alkali metals, e.g. LiCoO2 containing manganese
    • 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
    • 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
    • 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
    • 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
    • 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
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D15/00—Lithium compounds
    • C01D15/10—Nitrates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/006—Compounds containing, besides manganese, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/006—Compounds containing, besides cobalt, two or more other elements, with the exception of oxygen or hydrogen
    • 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
    • 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
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • 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
    • C01P2006/12—Surface area
    • 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
    • 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
    • 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
    • H01M4/36—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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Battery Electrode And Active Subsutance (AREA)
IL13735098A 1998-02-09 1998-08-13 Method for producing lithium-transition metal mixtures IL137350A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/EP1998/000697 WO1998037023A1 (de) 1997-02-19 1998-02-09 Verfahren zur herstellung von lithium-übergangsmetallaten
PCT/EP1998/005150 WO1999040029A1 (de) 1998-02-09 1998-08-13 Verfahren zur herstellung von lithium-übergangsmetallaten

Publications (1)

Publication Number Publication Date
IL137350A0 true IL137350A0 (en) 2001-07-24

Family

ID=8166867

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13735098A IL137350A0 (en) 1998-02-09 1998-08-13 Method for producing lithium-transition metal mixtures

Country Status (13)

Country Link
US (1) US6875416B1 (xx)
EP (1) EP1058673B1 (xx)
JP (1) JP4122710B2 (xx)
KR (1) KR100544541B1 (xx)
CN (1) CN1191994C (xx)
AT (1) ATE264271T1 (xx)
AU (1) AU744558B2 (xx)
CA (1) CA2320155C (xx)
DE (1) DE59811208D1 (xx)
HK (1) HK1034952A1 (xx)
HU (1) HUP0100690A3 (xx)
IL (1) IL137350A0 (xx)
WO (1) WO1999040029A1 (xx)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003211395A1 (en) * 2002-02-21 2003-09-09 Tosoh Corporation Lithium manganese composite oxide granular secondary particle, method for production thereof and use thereof
DE10242694A1 (de) * 2002-09-13 2004-03-25 MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. Neuartige Elektrodenmaterialien und Elektroden für elektrochemische Energiespeichereinrichtungen auf Li-Basis
NZ520452A (en) * 2002-10-31 2005-03-24 Lg Chemical Ltd Anion containing mixed hydroxide and lithium transition metal oxide with gradient of metal composition
CN1300868C (zh) * 2003-04-30 2007-02-14 杨永平 锂离子电池用结构稳定的尖晶石锰酸锂的制备方法
US7381496B2 (en) * 2004-05-21 2008-06-03 Tiax Llc Lithium metal oxide materials and methods of synthesis and use
US20070298512A1 (en) 2005-04-13 2007-12-27 Lg Chem, Ltd. Material for lithium secondary battery of high performance
US20070292761A1 (en) 2005-04-13 2007-12-20 Lg Chem, Ltd. Material for lithium secondary battery of high performance
US7648693B2 (en) * 2005-04-13 2010-01-19 Lg Chem, Ltd. Ni-based lithium transition metal oxide
US20080032196A1 (en) 2005-04-13 2008-02-07 Lg Chem, Ltd. Method of preparing material for lithium secondary battery of high performance
CN101300696A (zh) 2006-05-10 2008-11-05 株式会社Lg化学 用于高性能锂二次电池的材料
JP2009193745A (ja) 2008-02-13 2009-08-27 Sony Corp 正極活物質の製造方法
US8333950B2 (en) * 2009-08-27 2012-12-18 Honeywell International Inc. Process for the preparation of lithium metal oxides involving fluidized bed techniques
JP5710788B2 (ja) * 2011-03-16 2015-04-30 韓華石油化学株式会社Ｈａｎｗｈａｃｈｅｍｉｃａｌ Ｃｏｒｐｏｒａｔｉｏｎ ロータリーキルンを用いた電極物質のか焼方法
US8992794B2 (en) 2011-06-24 2015-03-31 Basf Corporation Process for synthesis of a layered oxide cathode composition
JP5365711B2 (ja) * 2012-02-21 2013-12-11 住友金属鉱山株式会社 ニッケルコバルトマンガン複合水酸化物及びその製造方法
US10086351B2 (en) * 2013-05-06 2018-10-02 Llang-Yuh Chen Multi-stage process for producing a material of a battery cell
CA2966798C (en) 2014-11-26 2022-11-29 Basf Se Process for making a lithiated transition metal oxide
US9979022B2 (en) * 2015-03-31 2018-05-22 Denso Corporation Positive electrode material, positive electrode for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
CN105047869A (zh) * 2015-06-16 2015-11-11 田东 一种锂离子正极材料LiNiO2/C的合成方法
CN107068963A (zh) * 2016-12-28 2017-08-18 中国电子科技集团公司第十八研究所 一种铝电极的表面处理方法
JP6721799B2 (ja) * 2017-03-15 2020-07-15 ユミコア 遷移金属水酸化物前駆体を製造するための硝酸塩プロセス
KR20190062209A (ko) * 2017-11-27 2019-06-05 주식회사 엘지화학 양극 첨가제, 이의 제조 방법, 이를 포함하는 양극 및 리튬 이차 전지
KR102388848B1 (ko) * 2017-11-30 2022-04-20 주식회사 엘지에너지솔루션 양극 첨가제, 이의 제조 방법, 이를 포함하는 양극 및 리튬 이차 전지
KR102396972B1 (ko) * 2019-05-06 2022-05-12 산동 지스톤 뉴 머티리얼 테크놀로지 컴퍼니 리미티드. 전이 금속 리튬 산화물을 제조하기 위한 방법 및 장치
CN110112400B (zh) * 2019-05-06 2022-10-21 山东泽石新材料科技有限公司 一种过渡金属锂氧化物的制备方法及装置
CN110697801B (zh) 2019-10-29 2020-12-04 山东泽石新材料科技有限公司 一种过渡金属锂氧化合物的制备方法及装置
KR20220127517A (ko) * 2021-03-11 2022-09-20 에스케이온 주식회사 리튬 이차 전지용 양극 활물질의 제조 방법
TW202313192A (zh) * 2021-09-28 2023-04-01 大陸商寧夏中化鋰電池材料有限公司 正極材料的製備方法、裝置及系統

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4567031A (en) * 1983-12-27 1986-01-28 Combustion Engineering, Inc. Process for preparing mixed metal oxides
CA1265580A (en) 1985-05-10 1990-02-06 Akira Yoshino Secondary battery
US4770960A (en) 1986-04-30 1988-09-13 Sony Corporation Organic electrolyte cell
US4980080A (en) * 1988-06-09 1990-12-25 Societe Anonyme Dite: Saft Process of making a cathode material for a secondary battery including a lithium anode and application of said material
US5180574A (en) * 1990-07-23 1993-01-19 Moli Energy (1990) Limited Hydrides of lithiated nickel dioxide and secondary cells prepared therefrom
US5264201A (en) 1990-07-23 1993-11-23 Her Majesty The Queen In Right Of The Province Of British Columbia Lithiated nickel dioxide and secondary cells prepared therefrom
DE4239295C2 (de) 1992-11-23 1995-05-11 Starck H C Gmbh Co Kg Verfahren zur Herstellung von reinem Nickelhydroxid sowie dessen Verwendung
FR2704216A1 (fr) * 1993-04-23 1994-10-28 Centre Nat Rech Scient Matériaux d'électrode pour batteries rechargeables au lithium et leur procédé de synthèse.
CA2126883C (en) 1993-07-15 2005-06-21 Tomoari Satoh Cathode material for lithium secondary battery and method for producing lithiated nickel dioxide and lithium secondary battery
JPH07105950A (ja) 1993-10-07 1995-04-21 Dowa Mining Co Ltd 非水溶媒リチウム二次電池用正極活物質とその製造法およびリチウム二次電池
JP3067531B2 (ja) 1994-07-13 2000-07-17 松下電器産業株式会社 非水電解液二次電池の正極活物質およびそれを用いた電池
JP3606290B2 (ja) 1995-04-28 2005-01-05 日本電池株式会社 非水系電池の正極活物質用コバルト含有ニッケル酸リチウムの製造方法
US5591548A (en) 1995-06-05 1997-01-07 Motorola, Inc. Electrode materials for rechargeable electrochemical cells and method of making same
US5702679A (en) * 1995-10-06 1997-12-30 Kerr-Mcgee Chemical Corp. Method of preparing Li1+X- Mn2-X O4 for use as secondary battery
US6045771A (en) * 1995-11-24 2000-04-04 Fuji Chemical Industry Co., Ltd. Lithium-nickel complex oxide, a process for preparing the same and a positive electrode active material for a secondary battery
IT1285922B1 (it) * 1996-05-06 1998-06-26 Gd Spa Metodo e dispositivo per la piegatura di lembi di estremita' di involucri tubolari
US5728367A (en) * 1996-06-17 1998-03-17 Motorola, Inc. Process for fabricating a lithiated transition metal oxide
JPH10152327A (ja) 1996-11-19 1998-06-09 Seimi Chem Co Ltd リチウム含有複合酸化物の製造方法及びそれを実施するための焼成炉
AU6396298A (en) * 1997-02-19 1998-09-09 H.C. Starck Gmbh & Co. Kg Method for producing lithium transition metalates

Also Published As

Publication number Publication date
KR20010040770A (ko) 2001-05-15
EP1058673A1 (de) 2000-12-13
CN1191994C (zh) 2005-03-09
US6875416B1 (en) 2005-04-05
KR100544541B1 (ko) 2006-01-24
EP1058673B1 (de) 2004-04-14
JP2002502795A (ja) 2002-01-29
HUP0100690A3 (en) 2005-03-29
CN1284932A (zh) 2001-02-21
CA2320155C (en) 2006-07-25
HK1034952A1 (en) 2001-11-09
CA2320155A1 (en) 1999-08-12
ATE264271T1 (de) 2004-04-15
HUP0100690A1 (hu) 2001-06-28
JP4122710B2 (ja) 2008-07-23
WO1999040029A1 (de) 1999-08-12
AU9262298A (en) 1999-08-23
DE59811208D1 (de) 2004-05-19
AU744558B2 (en) 2002-02-28

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