RU2001132863A - Частицы смешанной окиси лития с покрытием - Google Patents

Частицы смешанной окиси лития с покрытием Download PDF

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Publication number
RU2001132863A
RU2001132863A RU2001132863/09A RU2001132863A RU2001132863A RU 2001132863 A RU2001132863 A RU 2001132863A RU 2001132863/09 A RU2001132863/09 A RU 2001132863/09A RU 2001132863 A RU2001132863 A RU 2001132863A RU 2001132863 A RU2001132863 A RU 2001132863A
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Russia
Prior art keywords
particles
lithium oxide
mixed lithium
metal oxides
coated
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RU2001132863/09A
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English (en)
Inventor
Рюдигер ЕСТЕН (DE)
Рюдигер ЕСТЕН
Удо ХАЙДЕР (DE)
Удо ХАЙДЕР
Андреас КЮНЕР (DE)
Андреас КЮНЕР
Наташа ЛОТЦ (DE)
Наташа ЛОТЦ
Аня АМАНН (DE)
Аня АМАНН
Марлис НИМАНН (DE)
Марлис НИМАНН
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Мерк Патент ГмбХ (DE)
Мерк Патент Гмбх
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Publication of RU2001132863A publication Critical patent/RU2001132863A/ru

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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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic compounds
    • C09C3/063—Coating
    • 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
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D15/00—Lithium compounds
    • C01D15/02—Oxides; Hydroxides
    • 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
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other
    • 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
    • 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
    • H01M4/36—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
    • 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)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Composite Materials (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compounds Of Iron (AREA)

Claims (9)

1. Частицы смешанной окиси лития, отличающиеся тем, что их выбирают из группы, состоящей из Li(MnMez)2O4 и других интеркаляционных соединений лития и таковых его включения, и покрывают одним или несколькими слоями оксидов металлов, которые выбирают из группы, состоящей из ZnO, CaO, SrO, SiO2, CaTiO3, MgAl2O4, ZrO2, Al2O3, Се2О3, Y2О3, SnO2, TiO2 и MgO.
2. Частицы смешанной окиси лития по п.1, отличающиеся тем, что толщины слоев оксидов металлов составляют 0,05-3 мкм.
3. Катоды, состоящие, в основном, из частиц смешанной окиси лития по п.1 или 2 и обычных материалов подложки и вспомогательных веществ.
4. Способ получения частиц смешанной окиси лития, покрытых одним или несколькими оксидами металлов, по п.1, отличающийся тем, что частицы суспендируют в органическом растворителе, суспензию смешивают с раствором гидролизуемого соединения металла и раствором для гидролиза, после чего частицы с нанесенным на них покрытием отфильтровывают, сушат и, при необходимости, кальцинируют.
5. Способ получения частиц смешанной окиси лития, покрытых одним или несколькими оксидами металлов, по п.4, отличающийся тем, что оксиды металлов выбирают из группы, состоящей из ZnO, CaO, SrO, SiO2, CaTiO3, MgAl2O4, ZrO2, Al2О3, Се2О3, Y2О3, SnO2, TiO2 и MgO.
6. Способ получения частиц смешанной окиси лития, покрытых одним или несколькими оксидами металлов, по п.5, отличающийся тем, что раствор для гидролиза представляет собой кислоту, основание или воду.
7. Применение частиц смешанной окиси лития с покрытием по одному из пп.1-3 при изготовлении катодов, обладающих повышенными долговечностью при хранении и циклической стабильностью при температурах, превышающих комнатную.
8. Применение частиц смешанной окиси лития с покрытием по одному из пп.1-3 при изготовлении катодов с потенциалом 4 В.
9. Применение частиц смешанной окиси лития с покрытием по одному из пп.1-3 в электродах для гальванических элементов, батарей и аккумуляторных литиевых батарей.
RU2001132863/09A 1999-05-15 2000-04-25 Частицы смешанной окиси лития с покрытием RU2001132863A (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19922522.2 1999-05-15
DE19922522A DE19922522A1 (de) 1999-05-15 1999-05-15 Beschichtete Lithium-Mischoxid-Partikel und deren Verwendung

Publications (1)

Publication Number Publication Date
RU2001132863A true RU2001132863A (ru) 2003-08-10

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Country Status (10)

Country Link
EP (1) EP1188196A1 (ru)
JP (1) JP2003500318A (ru)
KR (1) KR20020013887A (ru)
CN (1) CN1350706A (ru)
AU (1) AU4751200A (ru)
BR (1) BR0010566A (ru)
CA (1) CA2373756A1 (ru)
DE (1) DE19922522A1 (ru)
RU (1) RU2001132863A (ru)
WO (1) WO2000070694A1 (ru)

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CA2373756A1 (en) 2000-11-23
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