RU2007131385A - Электролит и химический источник электрической энергии - Google Patents

Электролит и химический источник электрической энергии Download PDF

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RU2007131385A
RU2007131385A RU2007131385/09A RU2007131385A RU2007131385A RU 2007131385 A RU2007131385 A RU 2007131385A RU 2007131385/09 A RU2007131385/09 A RU 2007131385/09A RU 2007131385 A RU2007131385 A RU 2007131385A RU 2007131385 A RU2007131385 A RU 2007131385A
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alkali metal
lithium
electrolyte
sulfur
solvent
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RU2007131385/09A
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RU2402840C2 (ru
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Владимир КОЛОСНИЦЫН (RU)
Владимир КОЛОСНИЦЫН
Елена КАРАСЕВА (RU)
Елена КАРАСЕВА
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Оксис Энерджи Лимитед (Gb)
Оксис Энерджи Лимитед
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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
    • H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
    • H01M10/39—Accumulators not provided for in groups H01M10/05-H01M10/34 working at high temperature
    • H01M10/3909—Sodium-sulfur cells
    • H01M10/3918—Sodium-sulfur cells characterised by the electrolyte
    • 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
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0568—Liquid materials characterised by the solutes
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0569—Liquid materials characterised by the solvents
    • 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
    • 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
    • H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/40—Alloys based on alkali metals
    • 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
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M2010/4292—Aspects relating to capacity ratio of electrodes/electrolyte or anode/cathode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0025—Organic electrolyte
    • 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)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Claims (10)

1. Электролит для химического источника электрической энергии на базе серы, который включает в себя по меньшей мере один неводный апротонный растворитель и по меньшей мере одну соль щелочного металла, при этом концентрация по меньшей мере одной соли равна или близка к концентрации насыщения по меньшей мере одной соли щелочного металла по меньшей мере в одном растворителе.
2. Электролит по п.1, в котором по меньшей мере один растворитель выбран из группы, в которую входят тетрагидрофуран, 2-метилтетрагидрофуран, диметилкарбонат, диэтилкарбонат, этилметилкарбонат, метилпропилкарбонат, метилпропилпропионат, этилпропилпропионат, метилацетат, этилацетат, пропилацетат, диметоксиэтан, 1,3-диоксалан, диглим (2-метоксиэтил эфир), тетраглим, этиленкарбонат, пропиленкарбонат, γ-бутиролактон, сульфолан и по меньшей мере один сульфон.
3. Электролит по п.1 или 2, в котором по меньшей мере одна соль щелочного металла выбрана из группы, в которую входят гексафторфосфат лития (LiPF6), гексафторарсенат лития (LiAsF6), перхлорат лития (LiClO4), литий бис(трифторметан сульфонил)имид (LiN(CF3SO2)2) и трифторсульфонат лития (LiCF3SO3), или другие соли лития, или соли другого щелочного металла, или их смесь.
4. Электролит по п.1, в котором концентрация по меньшей мере одной соли щелочного металла по меньшей мере в одном растворителе составляет по меньшей мере 90% от ее концентрации насыщения.
5. Электролит по п.1, в котором концентрация по меньшей мере одной соли щелочного металла по меньшей мере в одном растворителе составляет по меньшей мере 95% от ее концентрации насыщения.
6. Электролит по п.1, в котором концентрация по меньшей мере одной соли щелочного металла по меньшей мере в одном растворителе составляет по меньшей мере 99% от ее концентрации насыщения.
7. Химический источник электрической энергии, который содержит отрицательный электрод анод, содержащий анодный активный материал для испускания ионов, положительный электрод катод, содержащий катодный активный материал, содержащий серу или органическое или неорганическое соединения на базе серы, и промежуточный сепараторный элемент, содержащий раствор электролита в виде жидкости или геля, через который движутся ионы от отрицательного электрода к положительному электроду во время циклов зарядки и разрядки химического источника электрической энергии, причем раствор электролита содержит электролит в соответствии с одним из пп.1-6.
8. Химический источник электрической энергии по п.7, в котором содержащий серу катодный активный материал выбран из группы, в которую входят элементарная сера, полисульфиды лития (Li2Sn с n≥1), неорганические или органические соединения, в том числе олигомерные и полимерные, на базе серы, а также их смеси.
9. Химический источник электрической энергии по п.7 или 8, в котором содержащий серу катодный активный материал дополнительно содержит связующий материал и электропроводный материал.
10. Химический источник электрической энергии по п.7, в котором анодный активный материал выбран из группы, в которую входят металлический литий, сплавы лития, металлический натрий, сплавы натрия, щелочные металлы или их сплавы, металлические порошки, интеркаляты щелочной металл-углерод и щелочной металл-графит, соединения, способные к реверсивному окислению и восстановлению с ионом щелочного металла, а также их смеси.
RU2007131385/09A 2005-01-18 2006-01-11 Электролит и химический источник электрической энергии RU2402840C2 (ru)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB0501001.2 2005-01-18
GB0501001A GB2422244B (en) 2005-01-18 2005-01-18 Improvements relating to electrolyte compositions for batteries using sulphur or sulphur compounds
US65276905P 2005-02-15 2005-02-15
US60/652,769 2005-02-15

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RU2402840C2 RU2402840C2 (ru) 2010-10-27

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US (2) US20060177741A1 (ru)
EP (1) EP1839353B1 (ru)
JP (1) JP5651284B2 (ru)
KR (1) KR101353363B1 (ru)
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US20110236766A1 (en) 2011-09-29
US9196929B2 (en) 2015-11-24
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US20060177741A1 (en) 2006-08-10
WO2006077380A3 (en) 2007-08-16
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KR101353363B1 (ko) 2014-02-18
KR20070095345A (ko) 2007-09-28

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