JP2006134770A - 正極および電池 - Google Patents

正極および電池 Download PDF

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Publication number
JP2006134770A
JP2006134770A JP2004324147A JP2004324147A JP2006134770A JP 2006134770 A JP2006134770 A JP 2006134770A JP 2004324147 A JP2004324147 A JP 2004324147A JP 2004324147 A JP2004324147 A JP 2004324147A JP 2006134770 A JP2006134770 A JP 2006134770A
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JP
Japan
Prior art keywords
active material
layer
positive electrode
battery
lithium
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP2004324147A
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English (en)
Japanese (ja)
Inventor
Hiroyuki Suzuki
浩之 鈴木
Takehiko Tanaka
健彦 田中
Yosuke Konishi
陽介 小西
Kokuka Ri
国▲華▼ 李
Satoshi Mizutani
聡 水谷
Yosuke Hosoya
洋介 細谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP2004324147A priority Critical patent/JP2006134770A/ja
Priority to KR1020050105810A priority patent/KR20060052499A/ko
Priority to US11/268,359 priority patent/US20060099495A1/en
Priority to TW094139162A priority patent/TWI296450B/zh
Priority to CNA2005101203273A priority patent/CN1964101A/zh
Publication of JP2006134770A publication Critical patent/JP2006134770A/ja
Pending legal-status Critical Current

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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
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • 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
    • H01M4/13—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
    • 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
    • H01M4/1397—Processes of manufacture of 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
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • 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
    • 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
    • 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
    • H01M4/64—Carriers or collectors
    • 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
    • H01M10/058—Construction or manufacture
    • H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • 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
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/134—Electrodes based on metals, Si or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
    • H01M50/178—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for pouch or flexible bag cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/547—Terminals characterised by the disposition of the terminals on the cells
    • H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
    • H01M50/557—Plate-shaped terminals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/559—Terminals adapted for cells having curved cross-section, e.g. round, elliptic or button cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/562—Terminals characterised by the material
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Primary Cells (AREA)
JP2004324147A 2004-11-08 2004-11-08 正極および電池 Pending JP2006134770A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2004324147A JP2006134770A (ja) 2004-11-08 2004-11-08 正極および電池
KR1020050105810A KR20060052499A (ko) 2004-11-08 2005-11-07 정극 및 전지
US11/268,359 US20060099495A1 (en) 2004-11-08 2005-11-07 Cathode and battery
TW094139162A TWI296450B (enExample) 2004-11-08 2005-11-08
CNA2005101203273A CN1964101A (zh) 2004-11-08 2005-11-08 正极及电池

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004324147A JP2006134770A (ja) 2004-11-08 2004-11-08 正極および電池

Publications (1)

Publication Number Publication Date
JP2006134770A true JP2006134770A (ja) 2006-05-25

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ID=36316704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004324147A Pending JP2006134770A (ja) 2004-11-08 2004-11-08 正極および電池

Country Status (5)

Country Link
US (1) US20060099495A1 (enExample)
JP (1) JP2006134770A (enExample)
KR (1) KR20060052499A (enExample)
CN (1) CN1964101A (enExample)
TW (1) TWI296450B (enExample)

Cited By (24)

* Cited by examiner, † Cited by third party
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JP2006216354A (ja) * 2005-02-03 2006-08-17 Hitachi Maxell Ltd 非水電解液一次電池
JP2007048744A (ja) * 2005-07-14 2007-02-22 Matsushita Electric Ind Co Ltd リチウム二次電池用正極およびそれを用いたリチウム二次電池
JP2008192437A (ja) * 2007-02-05 2008-08-21 Sanyo Electric Co Ltd 電池ユニット
JP2008198596A (ja) * 2007-01-18 2008-08-28 Hitachi Maxell Ltd リチウム二次電池用正極及びその製造方法、並びにリチウム二次電池
JP2009105017A (ja) * 2007-10-25 2009-05-14 Sanyo Electric Co Ltd 非水電解質二次電池
US7700009B2 (en) 2007-02-27 2010-04-20 Sanyo Electric Co., Ltd. Method for producing positive electrode active material of non-aqueous electrolyte secondary cell
JP2010217367A (ja) * 2009-03-16 2010-09-30 Toppan Forms Co Ltd 全固体型エレクトロクロミック素子
JP2012009418A (ja) * 2010-05-28 2012-01-12 Semiconductor Energy Lab Co Ltd 蓄電装置
US8263266B2 (en) 2008-04-07 2012-09-11 Samsung Sdi Co., Ltd. Electrode assembly and secondary battery having the same
JP2013114858A (ja) * 2011-11-28 2013-06-10 Kyocera Corp 二次電池
JP2013120724A (ja) * 2011-12-08 2013-06-17 Sony Corp 電極、二次電池、電池パック、電動車両、電力貯蔵システム、電動工具および電子機器
JP2016058187A (ja) * 2014-09-08 2016-04-21 トヨタ自動車株式会社 非水電解質二次電池
JP2016058309A (ja) * 2014-09-11 2016-04-21 トヨタ自動車株式会社 非水電解質二次電池
KR101615413B1 (ko) * 2012-11-30 2016-04-25 주식회사 엘지화학 리튬 이차 전지용 양극, 이의 제조방법, 및 이를 포함하는 리튬 이차 전지
JP2016524795A (ja) * 2013-07-31 2016-08-18 エルジー・ケム・リミテッド 異なる電極材層を含む電極及びリチウム二次電池
JP2016178070A (ja) * 2015-03-23 2016-10-06 Ｎｅｃエナジーデバイス株式会社 リチウムイオン二次電池用正極、及びリチウムイオン二次電池
KR20160125354A (ko) * 2014-02-25 2016-10-31 콴텀스케이프 코포레이션 삽입 및 변환 물질 양자 모두를 갖는 하이브리드 전극
KR101792750B1 (ko) * 2013-11-26 2017-10-31 주식회사 엘지화학 이중의 양극 활물질층을 포함하는 양극 및 이를 포함하는 리튬 이차전지
JP2018170145A (ja) * 2017-03-29 2018-11-01 Tdk株式会社 正極及びリチウムイオン二次電池
CN110199413A (zh) * 2017-06-23 2019-09-03 株式会社Lg化学 用于锂二次电池的正极和包括该正极的锂二次电池
JP2020507900A (ja) * 2017-07-28 2020-03-12 エルジー・ケム・リミテッド 二次電池用正極及びこれを含むリチウム二次電池
US11114658B2 (en) 2018-02-19 2021-09-07 Samsung Sdi Co., Ltd. Positive active material for rechargeable lithium battery, positive electrode including same and rechargeable lithium battery including same
US11296323B2 (en) 2016-11-04 2022-04-05 Samsung Sdi Co., Ltd. Positive electrode for lithium secondary battery and lithium secondary battery comprising same
JP2023506034A (ja) * 2019-12-20 2023-02-14 エルジー エナジー ソリューション リミテッド リチウム二次電池用正極、前記正極を含むリチウム二次電池

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US20040161671A1 (en) * 2003-02-13 2004-08-19 Medtronic, Inc. Liquid electrolyte for an electrochemical cell
US20070077488A1 (en) * 2005-10-04 2007-04-05 Kaimin Chen Power capability of a cathode
US20070176151A1 (en) * 2006-01-31 2007-08-02 Kaimin Chen Electrolyte additive for performance stability of batteries
CA2535064A1 (fr) * 2006-02-01 2007-08-01 Hydro Quebec Materiau multi-couches, procede de fabrication et utilisation comme electrode
JP5224650B2 (ja) * 2006-03-30 2013-07-03 三洋電機株式会社 非水電解質二次電池
JP2008198432A (ja) * 2007-02-09 2008-08-28 Sony Corp 電池
JP2009099495A (ja) * 2007-10-19 2009-05-07 Toyota Motor Corp リチウム二次電池
CN102265433B (zh) * 2009-01-06 2015-05-20 株式会社Lg化学 锂二次电池用正极活性材料
KR101135491B1 (ko) * 2009-02-13 2012-04-13 삼성에스디아이 주식회사 리튬 이차 전지용 양극 및 이를 포함하는 리튬 이차 전지
US9083055B2 (en) * 2009-05-08 2015-07-14 Samsung Sdi Co., Ltd. Electrode with plural active material layers with different amounts of conductive material for rechargeable lithium battery and method for manufacturing the same and rechargeable lithium battery including the electrode
US20110177417A1 (en) * 2010-01-15 2011-07-21 4D Power, LLC Fuel cell stack system having multiple sub-stacks that are replaceable online
KR101293931B1 (ko) * 2010-04-01 2013-08-07 주식회사 엘지화학 양극 활물질 및 이를 이용한 리튬 이차전지
US9263730B2 (en) * 2010-05-12 2016-02-16 Kabushiki Kaisha Toyota Jidoshokki Electrode for lithium-ion secondary battery and manufacturing process for the same
TWI413293B (zh) * 2010-07-28 2013-10-21 Univ Nat Pingtung Sci & Tech 正極與使用該正極之鋰電池以及該鋰電池的製造方法
CN102013469B (zh) * 2010-11-05 2013-09-25 东莞新能源科技有限公司 锂离子二次电池及其正极极片
TWI482344B (zh) 2010-12-23 2015-04-21 Ind Tech Res Inst 鋰電池與極板結構
JP2012169165A (ja) * 2011-02-15 2012-09-06 Sony Corp 固体電解質電池
GB2492167C (en) 2011-06-24 2018-12-05 Nexeon Ltd Structured particles
CN103828099B (zh) 2011-07-25 2018-04-20 A123系统有限责任公司 掺混的阴极材料
JP5797993B2 (ja) * 2011-09-30 2015-10-21 富士重工業株式会社 非水電解質二次電池
WO2013114095A1 (en) 2012-01-30 2013-08-08 Nexeon Limited Composition of si/c electro active material
GB2499984B (en) 2012-02-28 2014-08-06 Nexeon Ltd Composite particles comprising a removable filler
GB2502625B (en) 2012-06-06 2015-07-29 Nexeon Ltd Method of forming silicon
FR2994026B1 (fr) * 2012-07-30 2014-12-26 Renault Sa Cellule composite de stockage de l'energie electrique et batterie contenant une telle cellule
GB2507535B (en) * 2012-11-02 2015-07-15 Nexeon Ltd Multilayer electrode
FR3000302B1 (fr) * 2012-12-26 2015-11-13 Accumulateurs Fixes Electrode positive pour accumulateur au lithium
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