WO2016063932A1 - Procédé de fabrication de matière active d'électrode positive pour batterie secondaire au lithium-ion type olivine - Google Patents

Procédé de fabrication de matière active d'électrode positive pour batterie secondaire au lithium-ion type olivine Download PDF

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Publication number
WO2016063932A1
WO2016063932A1 PCT/JP2015/079775 JP2015079775W WO2016063932A1 WO 2016063932 A1 WO2016063932 A1 WO 2016063932A1 JP 2015079775 W JP2015079775 W JP 2015079775W WO 2016063932 A1 WO2016063932 A1 WO 2016063932A1
Authority
WO
WIPO (PCT)
Prior art keywords
positive electrode
compound
lithium
electrode active
active material
Prior art date
Application number
PCT/JP2015/079775
Other languages
English (en)
Japanese (ja)
Inventor
池上　潤
弘樹 山下
大神　剛章
Original Assignee
太平洋セメント株式会社
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 太平洋セメント株式会社 filed Critical 太平洋セメント株式会社
Priority to JP2016555272A priority Critical patent/JP6126318B2/ja
Publication of WO2016063932A1 publication Critical patent/WO2016063932A1/fr

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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
    • 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
    • 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

  • the present inventors have made various studies, and by using a mixture slurry containing a specific pH adjuster in addition to a desired raw material compound, a simple method that does not require more heating or pressurization than necessary. Thus, it was found that a positive electrode active material for olivine type lithium ion secondary battery was obtained, and the present invention was completed.
  • the present invention provides (a) a transition metal compound, (b) a phosphoric acid compound, (c) a lithium compound, (d) water, and (e) one or two kinds of pH adjusting agents selected from NaOH and KOH. It is another object of the present invention to provide a method for producing a positive electrode active material for an olivine-type lithium ion secondary battery, which comprises reacting a slurry containing a mixture slurry with an atmospheric pressure of atmospheric pressure or lower.
  • One or two kinds of pH adjusting agents selected from NaOH and KOH of the component (e) do not require heating or pressurization more than necessary while the water of the component (d) is present in the mixture slurry. It is considered that the effect of promoting the reaction of the above components (a) to (c) is brought about.
  • NaOH is preferable from the viewpoint of further improving the obtained battery characteristics.
  • firing is preferably performed at 500 to 800 ° C. for 10 minutes to 24 hours, more preferably at 600 to 750 ° C. for 0.5 to 3 hours in an inert gas atmosphere or under reducing conditions.
  • the apparatus used for firing is not particularly limited as long as the firing atmosphere and temperature can be adjusted, and any of a batch system, a continuous system, and a heating system (indirect or direct) can be used.
  • Examples of such an apparatus include tubular electric furnaces such as an external heat kiln and a roller hearth.
  • the separator plays a role of electrically insulating the positive electrode and the negative electrode and holding the electrolytic solution.
  • a porous synthetic resin film particularly a polyolefin polymer (polyethylene, polypropylene) porous film may be used.
  • the produced crystal was filtered, and then washed with 12 parts by mass of water with respect to 1 part by mass of the crystal.
  • the washed crystal was vacuum-dried at 60 ° C. and 1 Torr to obtain a lithium iron manganese phosphate compound (LiMn 0.8 Fe 0.2 PO 4 ) as a positive electrode active material.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

L'invention fournit un procédé de fabrication de matière active d'électrode positive pour batterie secondaire au lithium-ion type olivine, qui permet d'obtenir une matière active d'électrode positive dans laquelle sont développées d'excellentes propriétés physiques de batterie par un moyen simple. Plus précisément, l'invention concerne un procédé de fabrication de matière active d'électrode positive pour batterie secondaire au lithium-ion type olivine, qui est caractéristique en ce qu'une bouillie de produit mélangé comprenant (a) un composé de métal de transition, (b) un composé phosphate, (c) un composé lithium, (d) de l'eau et (e) une ou deux sortes d'agent de régulation du pH choisies parmi un NaOH et un KOH, est agitée et mise en réaction sous une pression ambiante inférieure ou égale à la pression atmosphérique.
PCT/JP2015/079775 2014-10-24 2015-10-22 Procédé de fabrication de matière active d'électrode positive pour batterie secondaire au lithium-ion type olivine WO2016063932A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2016555272A JP6126318B2 (ja) 2014-10-24 2015-10-22 オリビン型リチウムイオン二次電池用正極活物質の製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014216802 2014-10-24
JP2014-216802 2014-10-24

Publications (1)

Publication Number Publication Date
WO2016063932A1 true WO2016063932A1 (fr) 2016-04-28

Family

ID=55760963

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/079775 WO2016063932A1 (fr) 2014-10-24 2015-10-22 Procédé de fabrication de matière active d'électrode positive pour batterie secondaire au lithium-ion type olivine

Country Status (2)

Country Link
JP (1) JP6126318B2 (fr)
WO (1) WO2016063932A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021033706A1 (fr) 2019-08-19 2021-02-25 Ａｐｂ株式会社 Module de batterie au lithium-ion et bloc-batterie

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007035295A (ja) * 2005-07-22 2007-02-08 Tayca Corp 炭素−オリビン型リン酸鉄リチウム複合粒子の製造方法、およびリチウムイオン電池用正極材料
WO2008018633A1 (fr) * 2006-08-09 2008-02-14 Kanto Denka Kogyo Co., Ltd. Composé ayant une structure d'olivine, procédé de fabrication de celui-ci, matière active d'électrode positive utilisant le composé ayant une structure d'olivine et batterie à électrolyte non-acqueux
JP2009218205A (ja) * 2008-02-12 2009-09-24 Gs Yuasa Corporation リチウム二次電池用正極活物質、リチウム二次電池用正極及びリチウム二次電池、並びに、その製造方法
JP2011100592A (ja) * 2009-11-05 2011-05-19 Tayca Corp 炭素−オリビン型リン酸マンガン鉄リチウム複合体の製造方法、およびリチウムイオン電池用正極材料
JP2012221855A (ja) * 2011-04-12 2012-11-12 Sony Corp 非水電解質電池用正極活物質、非水電解質電池用正極および非水電解質電池、ならびに非水電解質電池を用いた電池パック、電子機器、電動車両、蓄電装置および電力システム
WO2013018758A1 (fr) * 2011-08-03 2013-02-07 株式会社 村田製作所 Procédé de préparation d'un phosphate de fer et de lithium, matière d'électrode active et batterie secondaire
JP2013077456A (ja) * 2011-09-30 2013-04-25 Fdk Twicell Co Ltd アルカリ二次電池
WO2013093017A2 (fr) * 2011-12-21 2013-06-27 Chemische Fabrik Budenheim Kg Métallophosphates et leur procédé de production

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007035295A (ja) * 2005-07-22 2007-02-08 Tayca Corp 炭素−オリビン型リン酸鉄リチウム複合粒子の製造方法、およびリチウムイオン電池用正極材料
WO2008018633A1 (fr) * 2006-08-09 2008-02-14 Kanto Denka Kogyo Co., Ltd. Composé ayant une structure d'olivine, procédé de fabrication de celui-ci, matière active d'électrode positive utilisant le composé ayant une structure d'olivine et batterie à électrolyte non-acqueux
JP2009218205A (ja) * 2008-02-12 2009-09-24 Gs Yuasa Corporation リチウム二次電池用正極活物質、リチウム二次電池用正極及びリチウム二次電池、並びに、その製造方法
JP2011100592A (ja) * 2009-11-05 2011-05-19 Tayca Corp 炭素−オリビン型リン酸マンガン鉄リチウム複合体の製造方法、およびリチウムイオン電池用正極材料
JP2012221855A (ja) * 2011-04-12 2012-11-12 Sony Corp 非水電解質電池用正極活物質、非水電解質電池用正極および非水電解質電池、ならびに非水電解質電池を用いた電池パック、電子機器、電動車両、蓄電装置および電力システム
WO2013018758A1 (fr) * 2011-08-03 2013-02-07 株式会社 村田製作所 Procédé de préparation d'un phosphate de fer et de lithium, matière d'électrode active et batterie secondaire
JP2013077456A (ja) * 2011-09-30 2013-04-25 Fdk Twicell Co Ltd アルカリ二次電池
WO2013093017A2 (fr) * 2011-12-21 2013-06-27 Chemische Fabrik Budenheim Kg Métallophosphates et leur procédé de production

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021033706A1 (fr) 2019-08-19 2021-02-25 Ａｐｂ株式会社 Module de batterie au lithium-ion et bloc-batterie

Also Published As

Publication number Publication date
JP6126318B2 (ja) 2017-05-10
JPWO2016063932A1 (ja) 2017-04-27

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