WO2012105799A2 - Matériau actif de cathode pour batterie rechargeable au lithium et batterie rechargeable au lithium comprenant ledit matériau - Google Patents

Matériau actif de cathode pour batterie rechargeable au lithium et batterie rechargeable au lithium comprenant ledit matériau Download PDF

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Publication number
WO2012105799A2
WO2012105799A2 PCT/KR2012/000747 KR2012000747W WO2012105799A2 WO 2012105799 A2 WO2012105799 A2 WO 2012105799A2 KR 2012000747 W KR2012000747 W KR 2012000747W WO 2012105799 A2 WO2012105799 A2 WO 2012105799A2
Authority
WO
WIPO (PCT)
Prior art keywords
active material
positive electrode
lithium secondary
secondary battery
electrode active
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.)
Ceased
Application number
PCT/KR2012/000747
Other languages
English (en)
Korean (ko)
Other versions
WO2012105799A3 (fr
Inventor
강기석
박영욱
샤쿡압둘
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.)
Korea Advanced Institute of Science and Technology KAIST
Original Assignee
Korea Advanced Institute of Science and Technology KAIST
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 Korea Advanced Institute of Science and Technology KAIST filed Critical Korea Advanced Institute of Science and Technology KAIST
Publication of WO2012105799A2 publication Critical patent/WO2012105799A2/fr
Publication of WO2012105799A3 publication Critical patent/WO2012105799A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • H01M4/36—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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • C01B25/45—Phosphates containing plural metal, or metal and ammonium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/20—Fluorine
    • 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
    • H01M4/58—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
    • H01M4/582—Halogenides
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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

Definitions

  • One embodiment of the present invention is to provide a cathode active material for a lithium secondary battery, which exhibits improved cycle life characteristics, output characteristics, and energy density.
  • 19 is a graph showing the activation energy of Nai.sVOPO ⁇ o.s calculated using the NEB method.
  • FIG. 24 is a graph showing a cyclic voltammetry result measured by a method of Experiment 4 for a coin battery prepared in Example 2.
  • FIG. 24 is a graph showing a cyclic voltammetry result measured by a method of Experiment 4 for a coin battery prepared in Example 2.
  • It may be a real number satisfying 0.5 ⁇ f ⁇ 1.5.
  • the vanadium -X containing precursor and Na compound are mixed.
  • NaF, NaHC0 3 , Na 2 CO 3> NH 4 F or a combination thereof may be used.
  • the reflux product may be dried at 70 to 250 ° C. for 5 to 24 hours under inert powder to improve purity.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

La présente invention concerne un matériau actif de cathode pour une batterie rechargeable au lithium. Ledit matériau actif peut être exprimé par la formule chimique (1) suivante : (LixNa1.5-x)a(Z)z((V)(O1.5-f))1-z(XO4)Ff, où Z est un additif à base d'un élément métallique (dopant à base d'un élément métallique) et il est sélectionné dans le groupe constitué par : Fe, Ni, Co, Mn, Cr, Zr, Nb, Cu, Ti, Zn, Al, Ga, Mg et Ca ainsi que des combinaisons de ceux-ci ; X est un élément sélectionné dans le groupe constitué par : P, S, Si, Mo, As et W ainsi que des combinaisons de ceux-ci ; a, x et z sont respectivement des entiers tels que 0 < a ≤ 1, 0 < x ≤ 1,5, 0 ≤ z ≤ 0,5 ; et f est un nombre réel déterminé de façon à assurer l'électroneutrealité du composé et tel que 0,5 ≤ f ≤ 1,5.
PCT/KR2012/000747 2011-01-31 2012-01-31 Matériau actif de cathode pour batterie rechargeable au lithium et batterie rechargeable au lithium comprenant ledit matériau Ceased WO2012105799A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0009531 2011-01-31
KR1020110009531A KR101233410B1 (ko) 2011-01-31 2011-01-31 리튬 이차 전지용 양극 활물질 및 이를 포함하는 리튬 이차 전지

Publications (2)

Publication Number Publication Date
WO2012105799A2 true WO2012105799A2 (fr) 2012-08-09
WO2012105799A3 WO2012105799A3 (fr) 2012-10-04

Family

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PCT/KR2012/000747 Ceased WO2012105799A2 (fr) 2011-01-31 2012-01-31 Matériau actif de cathode pour batterie rechargeable au lithium et batterie rechargeable au lithium comprenant ledit matériau

Country Status (2)

Country Link
KR (1) KR101233410B1 (fr)
WO (1) WO2012105799A2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113517433A (zh) * 2021-04-13 2021-10-19 天津理工大学 阴阳离子掺杂p2型钠离子电池正极材料
WO2024032551A1 (fr) * 2022-08-10 2024-02-15 比亚迪股份有限公司 Matériau de batterie et son procédé de préparation, et batterie rechargeable
CN118472554A (zh) * 2024-07-11 2024-08-09 洛阳微栎科技有限公司 一种用于锂硫电池的高性能隔膜材料生产方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102195187B1 (ko) * 2019-02-18 2020-12-28 주식회사 에스엠랩 양극활물질, 이의 제조방법 및 이를 포함하는 양극을 포함한 리튬이차전지

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6964827B2 (en) 2000-04-27 2005-11-15 Valence Technology, Inc. Alkali/transition metal halo- and hydroxy-phosphates and related electrode active materials
US6777132B2 (en) * 2000-04-27 2004-08-17 Valence Technology, Inc. Alkali/transition metal halo—and hydroxy-phosphates and related electrode active materials
US7135251B2 (en) * 2001-06-14 2006-11-14 Samsung Sdi Co., Ltd. Active material for battery and method of preparing the same
KR100458584B1 (ko) * 2002-09-24 2004-12-03 삼성에스디아이 주식회사 리튬 이차 전지용 혼합 양극 활물질 및 이를 포함하는리튬 이차 전지
FR2848205B1 (fr) 2002-12-05 2006-03-24 Commissariat Energie Atomique Composes d'insertion du lithium substitues au bore, materiaux actifs d'electrodes, accumulateurs et dispositifs electrochromes
US7338647B2 (en) 2004-05-20 2008-03-04 Valence Technology, Inc. Synthesis of cathode active materials
KR100814816B1 (ko) * 2006-11-27 2008-03-20 삼성에스디아이 주식회사 리튬 이차 전지용 음극 활물질 및 그를 포함하는 리튬 이차전지
KR100999563B1 (ko) * 2008-01-14 2010-12-08 한양대학교 산학협력단 리튬 이차 전지용 양극 활물질, 이의 제조방법, 및 이를포함하는 리튬 이차 전지

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113517433A (zh) * 2021-04-13 2021-10-19 天津理工大学 阴阳离子掺杂p2型钠离子电池正极材料
WO2024032551A1 (fr) * 2022-08-10 2024-02-15 比亚迪股份有限公司 Matériau de batterie et son procédé de préparation, et batterie rechargeable
CN117638055A (zh) * 2022-08-10 2024-03-01 比亚迪股份有限公司 一种电池材料及其制备方法、应用
CN118472554A (zh) * 2024-07-11 2024-08-09 洛阳微栎科技有限公司 一种用于锂硫电池的高性能隔膜材料生产方法

Also Published As

Publication number Publication date
KR101233410B1 (ko) 2013-02-15
KR20120088280A (ko) 2012-08-08
WO2012105799A3 (fr) 2012-10-04

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