ATE479206T1 - Elektroden, die partikel mit spezifischer grösse enthalten - Google Patents

Elektroden, die partikel mit spezifischer grösse enthalten

Info

Publication number
ATE479206T1
ATE479206T1 AT00979141T AT00979141T ATE479206T1 AT E479206 T1 ATE479206 T1 AT E479206T1 AT 00979141 T AT00979141 T AT 00979141T AT 00979141 T AT00979141 T AT 00979141T AT E479206 T1 ATE479206 T1 AT E479206T1
Authority
AT
Austria
Prior art keywords
electrodes
particles
specific size
size particles
containing specific
Prior art date
Application number
AT00979141T
Other languages
English (en)
Inventor
James Buckley
Dania Ghantous
Khanh Hoang
Craig Horne
Xiangxin Bi
Original Assignee
Nanogram 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 Nanogram Corp filed Critical Nanogram Corp
Application granted granted Critical
Publication of ATE479206T1 publication Critical patent/ATE479206T1/de

Links

Classifications

    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Cell Separators (AREA)
  • Primary Cells (AREA)
  • Liquid Crystal Substances (AREA)
AT00979141T 1999-11-08 2000-11-06 Elektroden, die partikel mit spezifischer grösse enthalten ATE479206T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43574899A 1999-11-08 1999-11-08
PCT/US2000/030543 WO2001035473A1 (en) 1999-11-08 2000-11-06 Electrodes including particles of specific sizes

Publications (1)

Publication Number Publication Date
ATE479206T1 true ATE479206T1 (de) 2010-09-15

Family

ID=23729663

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00979141T ATE479206T1 (de) 1999-11-08 2000-11-06 Elektroden, die partikel mit spezifischer grösse enthalten

Country Status (8)

Country Link
EP (1) EP1249047B1 (de)
JP (1) JP2003514353A (de)
KR (2) KR20050111650A (de)
CN (1) CN1402888A (de)
AT (1) ATE479206T1 (de)
DE (1) DE60044881D1 (de)
TW (1) TW488100B (de)
WO (1) WO2001035473A1 (de)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6872187B1 (en) 1998-09-01 2005-03-29 Izex Technologies, Inc. Orthoses for joint rehabilitation
KR100629662B1 (ko) * 2002-02-25 2006-09-29 가부시키가이샤 브리지스톤 비수전해액 전지용 양극 및 그 제조방법, 그리고비수전해액 전지
GB2395059B (en) 2002-11-05 2005-03-16 Imp College Innovations Ltd Structured silicon anode
US6830595B2 (en) * 2002-12-20 2004-12-14 Advanced Energy Technology Inc. Method of making composite electrode and current collectors
US20040185346A1 (en) * 2003-03-19 2004-09-23 Takeuchi Esther S. Electrode having metal vanadium oxide nanoparticles for alkali metal-containing electrochemical cells
JP4055671B2 (ja) * 2003-07-31 2008-03-05 日産自動車株式会社 非水電解質電池
US7462425B2 (en) 2003-09-26 2008-12-09 Kabushiki Kaisha Toshiba Nonaqueous electrolyte secondary battery and battery module
JP4529413B2 (ja) * 2003-10-28 2010-08-25 日産自動車株式会社 超薄膜の高出力電池用電極およびこれを用いた高出力電池
JP3769291B2 (ja) * 2004-03-31 2006-04-19 株式会社東芝 非水電解質電池
JP2006092808A (ja) * 2004-09-21 2006-04-06 Nissan Motor Co Ltd 電池構造体
EP1819278A4 (de) 2004-11-15 2009-04-08 Izex Technologies Inc Instrumentierte orthopädische und andere medizinische implantate
US8308794B2 (en) 2004-11-15 2012-11-13 IZEK Technologies, Inc. Instrumented implantable stents, vascular grafts and other medical devices
JP5084098B2 (ja) * 2004-12-09 2012-11-28 日産自動車株式会社 電極およびこれを用いた電池
JP2006172995A (ja) * 2004-12-17 2006-06-29 Nissan Motor Co Ltd 電極インクおよび電池
JP4952878B2 (ja) * 2005-09-16 2012-06-13 ソニー株式会社 一次電池
KR100709215B1 (ko) * 2005-09-28 2007-04-19 삼성에스디아이 주식회사 나노 사이즈 은으로 제조된 전극이 구비된 플라즈마디스플레이 패널
GB0601318D0 (en) 2006-01-23 2006-03-01 Imp Innovations Ltd Method of etching a silicon-based material
GB0601319D0 (en) 2006-01-23 2006-03-01 Imp Innovations Ltd A method of fabricating pillars composed of silicon-based material
GB0709165D0 (en) 2007-05-11 2007-06-20 Nexeon Ltd A silicon anode for a rechargeable battery
GB0713895D0 (en) 2007-07-17 2007-08-29 Nexeon Ltd Production
GB0713896D0 (en) 2007-07-17 2007-08-29 Nexeon Ltd Method
GB0713898D0 (en) 2007-07-17 2007-08-29 Nexeon Ltd A method of fabricating structured particles composed of silcon or a silicon-based material and their use in lithium rechargeable batteries
US8187752B2 (en) 2008-04-16 2012-05-29 Envia Systems, Inc. High energy lithium ion secondary batteries
US8277974B2 (en) 2008-04-25 2012-10-02 Envia Systems, Inc. High energy lithium ion batteries with particular negative electrode compositions
KR20110076955A (ko) 2008-09-30 2011-07-06 엔비아 시스템즈 인코포레이티드 비용량이 높은 불소 도핑된 리튬 풍부 금속 산화물 양극 배터리 재료 및 상당하는 배터리
US8389160B2 (en) 2008-10-07 2013-03-05 Envia Systems, Inc. Positive electrode materials for lithium ion batteries having a high specific discharge capacity and processes for the synthesis of these materials
GB2464158B (en) 2008-10-10 2011-04-20 Nexeon Ltd A method of fabricating structured particles composed of silicon or a silicon-based material and their use in lithium rechargeable batteries
US9012073B2 (en) 2008-11-11 2015-04-21 Envia Systems, Inc. Composite compositions, negative electrodes with composite compositions and corresponding batteries
US8465873B2 (en) 2008-12-11 2013-06-18 Envia Systems, Inc. Positive electrode materials for high discharge capacity lithium ion batteries
EP2228855B1 (de) * 2009-03-12 2014-02-26 Belenos Clean Power Holding AG Offen poröses elektrisch leitfähiges Nanoverbundmaterial
GB2470056B (en) 2009-05-07 2013-09-11 Nexeon Ltd A method of making silicon anode material for rechargeable cells
GB2470190B (en) 2009-05-11 2011-07-13 Nexeon Ltd A binder for lithium ion rechargeable battery cells
US9853292B2 (en) 2009-05-11 2017-12-26 Nexeon Limited Electrode composition for a secondary battery cell
US10056644B2 (en) 2009-07-24 2018-08-21 Zenlabs Energy, Inc. Lithium ion batteries with long cycling performance
EP2471133A4 (de) 2009-08-27 2014-02-12 Envia Systems Inc Metalloxidbeschichtetes positivelektrodenmaterial für lithiumbatterien
CN102484249A (zh) 2009-08-27 2012-05-30 安维亚系统公司 具有高比容量和优异循环的层层富含锂的复合金属氧化物
WO2011060024A2 (en) 2009-11-11 2011-05-19 Amprius, Inc. Open structures in substrates for electrodes
US9843041B2 (en) 2009-11-11 2017-12-12 Zenlabs Energy, Inc. Coated positive electrode materials for lithium ion batteries
TWI462381B (zh) * 2009-11-25 2014-11-21 Univ Nat Taiwan 高性能電流收集裝置
US8993177B2 (en) 2009-12-04 2015-03-31 Envia Systems, Inc. Lithium ion battery with high voltage electrolytes and additives
US8765306B2 (en) 2010-03-26 2014-07-01 Envia Systems, Inc. High voltage battery formation protocols and control of charging and discharging for desirable long term cycling performance
US8741484B2 (en) 2010-04-02 2014-06-03 Envia Systems, Inc. Doped positive electrode active materials and lithium ion secondary battery constructed therefrom
GB201005979D0 (en) 2010-04-09 2010-05-26 Nexeon Ltd A method of fabricating structured particles composed of silicon or a silicon-based material and their use in lithium rechargeable batteries
GB201009519D0 (en) 2010-06-07 2010-07-21 Nexeon Ltd An additive for lithium ion rechargeable battery cells
US9083062B2 (en) 2010-08-02 2015-07-14 Envia Systems, Inc. Battery packs for vehicles and high capacity pouch secondary batteries for incorporation into compact battery packs
GB201014706D0 (en) 2010-09-03 2010-10-20 Nexeon Ltd Porous electroactive material
US8928286B2 (en) 2010-09-03 2015-01-06 Envia Systems, Inc. Very long cycling of lithium ion batteries with lithium rich cathode materials
GB201014707D0 (en) 2010-09-03 2010-10-20 Nexeon Ltd Electroactive material
US8663849B2 (en) 2010-09-22 2014-03-04 Envia Systems, Inc. Metal halide coatings on lithium ion battery positive electrode materials and corresponding batteries
US9166222B2 (en) 2010-11-02 2015-10-20 Envia Systems, Inc. Lithium ion batteries with supplemental lithium
US12291058B2 (en) 2010-12-14 2025-05-06 Molecular Rebar Design, Llc. Dispersions for additive manufacturing comprising discrete carbon nanotubes
US12234368B2 (en) 2010-12-14 2025-02-25 Molecular Rebar Design, Llc Dispersions comprising high surface area nanotubes and discrete carbon nanotubes
JP2014075178A (ja) * 2011-01-31 2014-04-24 Sanyo Electric Co Ltd 非水電解質二次電池
MY174328A (en) * 2011-08-04 2020-04-08 Mitsui Mining & Smelting Co Ltd Method of manufacturing negative electrode material for lithium ion secondary battery, and negative electrode material for lithium ion secondary battery
US9159990B2 (en) 2011-08-19 2015-10-13 Envia Systems, Inc. High capacity lithium ion battery formation protocol and corresponding batteries
US10170762B2 (en) 2011-12-12 2019-01-01 Zenlabs Energy, Inc. Lithium metal oxides with multiple phases and stable high energy electrochemical cycling
US9070489B2 (en) 2012-02-07 2015-06-30 Envia Systems, Inc. Mixed phase lithium metal oxide compositions with desirable battery performance
US9780358B2 (en) 2012-05-04 2017-10-03 Zenlabs Energy, Inc. Battery designs with high capacity anode materials and cathode materials
US10553871B2 (en) 2012-05-04 2020-02-04 Zenlabs Energy, Inc. Battery cell engineering and design to reach high energy
US9552901B2 (en) 2012-08-17 2017-01-24 Envia Systems, Inc. Lithium ion batteries with high energy density, excellent cycling capability and low internal impedance
US10115962B2 (en) 2012-12-20 2018-10-30 Envia Systems, Inc. High capacity cathode material with stabilizing nanocoatings
US10020491B2 (en) 2013-04-16 2018-07-10 Zenlabs Energy, Inc. Silicon-based active materials for lithium ion batteries and synthesis with solution processing
US10886526B2 (en) 2013-06-13 2021-01-05 Zenlabs Energy, Inc. Silicon-silicon oxide-carbon composites for lithium battery electrodes and methods for forming the composites
WO2015024004A1 (en) 2013-08-16 2015-02-19 Envia Systems, Inc. Lithium ion batteries with high capacity anode active material and good cycling for consumer electronics
US12410057B2 (en) 2017-10-11 2025-09-09 Molecular Rebar Design, Llc Mixtures of discrete carbon nanotubes
US11094925B2 (en) 2017-12-22 2021-08-17 Zenlabs Energy, Inc. Electrodes with silicon oxide active materials for lithium ion cells achieving high capacity, high energy density and long cycle life performance
US11554957B2 (en) 2018-05-22 2023-01-17 Molecular Rebar Design, Llc Lithium ion battery using high surface area nanotubes
US12162758B2 (en) 2018-05-22 2024-12-10 Molecular Rebar Design, Llc Lithium ion battery using high surface area nanotubes
FR3083649B1 (fr) * 2018-07-05 2020-06-26 Armor Collecteur de courant a grille et dispositifs et procedes associes
KR102804867B1 (ko) * 2019-05-22 2025-05-09 삼성에스디아이 주식회사 이차전지
EP4035218A1 (de) * 2019-09-25 2022-08-03 Incube Labs, Llc Batterie mit kleinem formfaktor und hoher leistungsdichte
AU2022245319B2 (en) 2021-03-25 2025-06-19 Mechnano, Llc Dispersions and manufacturing technologies for additive manufacturing comprising discrete carbon nanotubes

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54121269A (en) 1978-03-14 1979-09-20 Tdk Corp Manufacture of ferromagnetic metal powder
JPS62195853A (ja) * 1986-02-21 1987-08-28 Nippon Telegr & Teleph Corp <Ntt> リチウム電池
US5037712A (en) 1987-10-30 1991-08-06 Ultracell, Inc. Preparation of radiation cured solid electrolytes and electrochemical devices employing the same
US4830939B1 (en) 1987-10-30 1996-10-08 Mhb Joint Venture Radiation cured solid electrolytes and electrochemical devices employing the same
DE3739002A1 (de) * 1987-11-17 1989-05-24 Veba Oel Ag Metallmischoxidpulver, deren mischungen, metalloxidpulver und deren verwendung bei der katalytischen dehydrierung von kohlenwasserstoffen
US5536591A (en) * 1990-04-26 1996-07-16 Ovonic Battery Company, Inc. Electrochemical hydrogen storage alloys for nickel metal hydride batteries
US5008776A (en) * 1990-06-06 1991-04-16 Sgs-Thomson Microelectronics, Inc. Zero power IC module
US5208121A (en) * 1991-06-18 1993-05-04 Wisconsin Alumni Research Foundation Battery utilizing ceramic membranes
JP3214107B2 (ja) * 1992-11-09 2001-10-02 富士電機株式会社 電池搭載集積回路装置
JP2991884B2 (ja) * 1993-02-16 1999-12-20 シャープ株式会社 非水系二次電池
JPH06310167A (ja) * 1993-04-23 1994-11-04 Ricoh Co Ltd 回路シート
EP0693792B1 (de) * 1994-07-19 2003-01-08 Canon Kabushiki Kaisha Wiederaufladbare Batterien mit einer speziellen Anode und Verfahren zu ihrer Herstellung
US5686203A (en) * 1994-12-01 1997-11-11 Fuji Photo Film Co., Ltd. Non-aqueous secondary battery
US5807646A (en) 1995-02-23 1998-09-15 Tosoh Corporation Spinel type lithium-mangenese oxide material, process for preparing the same and use thereof
US5914094A (en) * 1995-12-19 1999-06-22 Samsung Display Devices Co., Ltd. Process for preparing cathode active material by a sol-gel method
DE69737799T2 (de) * 1996-02-20 2008-03-06 Matsushita Electric Industrial Co., Ltd., Kadoma Nickel/Metallhydrid-Speicherzelle und Legierung für negative Elektrode
JP3255007B2 (ja) * 1996-04-15 2002-02-12 松下電器産業株式会社 電池用水素吸蔵合金およびその製法
JP3264168B2 (ja) * 1996-02-20 2002-03-11 松下電器産業株式会社 ニッケル・水素蓄電池
CA2207801C (en) * 1996-06-19 2004-03-30 Hideki Kaido Nonaqueous electrolyte battery
US6432585B1 (en) 1997-01-28 2002-08-13 Canon Kabushiki Kaisha Electrode structural body, rechargeable battery provided with said electrode structural body, and rechargeable battery
JP4053657B2 (ja) * 1997-05-30 2008-02-27 三菱化学株式会社 リチウム二次電池及びその製造方法
US5952125A (en) 1997-07-21 1999-09-14 Nanogram Corporation Batteries with electroactive nanoparticles
EP1016149A4 (de) * 1997-07-21 2001-11-21 Nanogram Corp Vanadium oxid teilchen und batterien mit elektroaktiven nanopartikeln
CN113002962B (zh) 2021-01-26 2022-07-22 宁波市第一医院 多样本容器处理模块及处理系统

Also Published As

Publication number Publication date
EP1249047B1 (de) 2010-08-25
KR100772467B1 (ko) 2007-11-02
KR20050111650A (ko) 2005-11-25
JP2003514353A (ja) 2003-04-15
KR20020059703A (ko) 2002-07-13
CN1402888A (zh) 2003-03-12
WO2001035473A1 (en) 2001-05-17
DE60044881D1 (en) 2010-10-07
EP1249047A1 (de) 2002-10-16
TW488100B (en) 2002-05-21
EP1249047A4 (de) 2008-02-13

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