WO2019078672A3 - Method for producing positive electrode active material for secondary battery, and secondary battery using same - Google Patents

Method for producing positive electrode active material for secondary battery, and secondary battery using same Download PDF

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Publication number
WO2019078672A3
WO2019078672A3 PCT/KR2018/012415 KR2018012415W WO2019078672A3 WO 2019078672 A3 WO2019078672 A3 WO 2019078672A3 KR 2018012415 W KR2018012415 W KR 2018012415W WO 2019078672 A3 WO2019078672 A3 WO 2019078672A3
Authority
WO
WIPO (PCT)
Prior art keywords
secondary battery
positive electrode
active material
electrode active
same
Prior art date
Application number
PCT/KR2018/012415
Other languages
French (fr)
Korean (ko)
Other versions
WO2019078672A2 (en
Inventor
백현희
반성호
엄준호
박나리
Original Assignee
주식회사 엘지화학
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
Priority claimed from KR1020180125222A external-priority patent/KR102165119B1/en
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to CN201880033908.9A priority Critical patent/CN110662718B/en
Priority to US16/615,527 priority patent/US11437609B2/en
Priority to JP2020513773A priority patent/JP7046410B2/en
Publication of WO2019078672A2 publication Critical patent/WO2019078672A2/en
Publication of WO2019078672A3 publication Critical patent/WO2019078672A3/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

The present invention provides a method for producing a positive electrode active material, a positive electrode including a positive electrode active material produced according to same, and a secondary battery including same. The method includes: a step for forming a tungsten-doped lithium transition metal oxide; and a step for washing the lithium transition metal oxide, wherein, in the washing step, a hydroxide-based compound is introduced into the washing solution during the washing.
PCT/KR2018/012415 2017-10-20 2018-10-22 Method for producing positive electrode active material for secondary battery, and secondary battery using same WO2019078672A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880033908.9A CN110662718B (en) 2017-10-20 2018-10-22 Method of preparing positive electrode active material for secondary battery and secondary battery using the same
US16/615,527 US11437609B2 (en) 2017-10-20 2018-10-22 Method of preparing positive electrode active material for secondary battery and secondary battery using the same
JP2020513773A JP7046410B2 (en) 2017-10-20 2018-10-22 Manufacturing method of positive electrode active material for secondary battery, and secondary battery using this

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2017-0136900 2017-10-20
KR20170136900 2017-10-20
KR10-2018-0125222 2018-10-19
KR1020180125222A KR102165119B1 (en) 2017-10-20 2018-10-19 Methode for preparing positive electrode active material and secondary battery using the same

Publications (2)

Publication Number Publication Date
WO2019078672A2 WO2019078672A2 (en) 2019-04-25
WO2019078672A3 true WO2019078672A3 (en) 2019-06-06

Family

ID=66174081

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/012415 WO2019078672A2 (en) 2017-10-20 2018-10-22 Method for producing positive electrode active material for secondary battery, and secondary battery using same

Country Status (1)

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WO (1) WO2019078672A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111453778A (en) * 2020-04-13 2020-07-28 浙江帕瓦新能源股份有限公司 Tungsten-doped ternary precursor and preparation method thereof
CN111710843A (en) * 2020-06-24 2020-09-25 河南福森新能源科技有限公司 Method for manufacturing nickel cobalt lithium manganate serving as high-compaction lithium battery cathode material

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160066227A (en) * 2014-12-02 2016-06-10 주식회사 엘지화학 Method for Preparing Cathode Active Material for Secondary Battery and Cathode Active Material Using the Same
KR20170075124A (en) * 2015-12-22 2017-07-03 주식회사 포스코 Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same
KR20170075437A (en) * 2015-12-23 2017-07-03 주식회사 포스코 Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same
WO2017124859A1 (en) * 2016-01-18 2017-07-27 Grst International Limited Method of preparing battery electrodes
KR20170112850A (en) * 2016-03-25 2017-10-12 주식회사 에코프로비엠 Manufacturing method of cathod active material for lithium rechargeable batteries and cathod active material for lithium rechargeable batteries made by the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160066227A (en) * 2014-12-02 2016-06-10 주식회사 엘지화학 Method for Preparing Cathode Active Material for Secondary Battery and Cathode Active Material Using the Same
KR20170075124A (en) * 2015-12-22 2017-07-03 주식회사 포스코 Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same
KR20170075437A (en) * 2015-12-23 2017-07-03 주식회사 포스코 Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same
WO2017124859A1 (en) * 2016-01-18 2017-07-27 Grst International Limited Method of preparing battery electrodes
KR20170112850A (en) * 2016-03-25 2017-10-12 주식회사 에코프로비엠 Manufacturing method of cathod active material for lithium rechargeable batteries and cathod active material for lithium rechargeable batteries made by the same

Also Published As

Publication number Publication date
WO2019078672A2 (en) 2019-04-25

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