WO2021125882A3 - 양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지 - Google Patents

양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지 Download PDF

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WO2021125882A3
WO2021125882A3 PCT/KR2020/018665 KR2020018665W WO2021125882A3 WO 2021125882 A3 WO2021125882 A3 WO 2021125882A3 KR 2020018665 W KR2020018665 W KR 2020018665W WO 2021125882 A3 WO2021125882 A3 WO 2021125882A3
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same
secondary battery
lithium secondary
positive electrode
active material
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PCT/KR2020/018665
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French (fr)
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WO2021125882A2 (ko
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권오민
최권영
이상혁
송정훈
박종일
남상철
박인철
황보근
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주식회사 포스코
재단법인 포항산업과학연구원
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Priority to CN202080088648.2A priority Critical patent/CN114846649A/zh
Priority to KR1020227024237A priority patent/KR20220116241A/ko
Priority to US17/786,888 priority patent/US20230039543A1/en
Priority to EP20901645.0A priority patent/EP4080608A4/en
Priority to JP2022538325A priority patent/JP7333477B2/ja
Publication of WO2021125882A2 publication Critical patent/WO2021125882A2/ko
Publication of WO2021125882A3 publication Critical patent/WO2021125882A3/ko

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/04—Oxides; Hydroxides
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/40—Nickelates
    • C01G53/42—Nickelates containing alkali metals, e.g. LiNiO2
    • H—ELECTRICITY
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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
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    • 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
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    • 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
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    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
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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
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    • 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
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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
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    • 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
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    • 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
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    • 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
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  • Battery Electrode And Active Subsutance (AREA)

Abstract

본 실시예들은, 리튬 이차 전지용 양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지에 관한 것이다. 일 실시예에 따르면, 리튬 금속 산화물 입자, 및 상기 리튬 금속 산화물 입자 표면의 적어도 일부에 위치하는 코팅층을 포함하고, 상기 코팅층은, B, LiOH, Li2CO3 및 Li2SO4을 포함하는 리튬 이차 전지용 양극 활물질을 제공할 수 있다.
PCT/KR2020/018665 2019-12-20 2020-12-18 양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지 WO2021125882A2 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN202080088648.2A CN114846649A (zh) 2019-12-20 2020-12-18 正极活性材料、其制备方法和包含它的锂二次电池
KR1020227024237A KR20220116241A (ko) 2019-12-20 2020-12-18 양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지
US17/786,888 US20230039543A1 (en) 2019-12-20 2020-12-18 Positive electrode active material, method of preparing the same, and lithium secondary battery including the same
EP20901645.0A EP4080608A4 (en) 2019-12-20 2020-12-18 Positive electrode active material, method for preparing same, and lithium secondary battery comprising same
JP2022538325A JP7333477B2 (ja) 2019-12-20 2020-12-18 正極活物質、その製造方法およびこれを含むリチウム二次電池

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0172472 2019-12-20
KR20190172472 2019-12-20

Publications (2)

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WO2021125882A2 WO2021125882A2 (ko) 2021-06-24
WO2021125882A3 true WO2021125882A3 (ko) 2021-08-12

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Country Status (6)

Country Link
US (1) US20230039543A1 (ko)
EP (1) EP4080608A4 (ko)
JP (1) JP7333477B2 (ko)
KR (1) KR20220116241A (ko)
CN (1) CN114846649A (ko)
WO (1) WO2021125882A2 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240028300A (ko) * 2022-08-24 2024-03-05 주식회사 엘지에너지솔루션 리튬 이차전지 및 상기 리튬 이차전지의 제조 방법

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006073482A (ja) * 2004-09-06 2006-03-16 Nissan Motor Co Ltd 非水電解質リチウムイオン二次電池用正極材料およびその製造方法
JP2010009960A (ja) * 2008-06-27 2010-01-14 Sony Corp 正極活物質の製造方法および正極活物質
KR20120133300A (ko) * 2011-05-31 2012-12-10 현대자동차주식회사 이차전지용 양극재료 및 이의 제조방법
KR20150109669A (ko) * 2014-03-20 2015-10-02 주식회사 엘앤에프신소재 리튬 이차 전지용 양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지
KR20150112762A (ko) * 2014-03-27 2015-10-07 오토모티브 에너지 서플라이 가부시키가이샤 비수전해질 전지 및 그 제조방법
KR20170075596A (ko) * 2015-12-23 2017-07-03 주식회사 포스코 리튬 이차 전지용 양극 활물질, 이의 제조 방법, 및 이를 포함하는 리튬 이차 전지

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WO2012164760A1 (ja) * 2011-06-01 2012-12-06 トヨタ自動車株式会社 電極活物質の製造方法及び電極活物質
KR101668799B1 (ko) * 2014-03-20 2016-10-24 주식회사 엘 앤 에프 리튬 이차 전지용 양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지
KR20190079526A (ko) * 2017-12-27 2019-07-05 주식회사 엘지화학 리튬 이차 전지용 양극 활물질, 이의 제조 방법, 이를 포함하는 양극 및 리튬 이차 전지

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006073482A (ja) * 2004-09-06 2006-03-16 Nissan Motor Co Ltd 非水電解質リチウムイオン二次電池用正極材料およびその製造方法
JP2010009960A (ja) * 2008-06-27 2010-01-14 Sony Corp 正極活物質の製造方法および正極活物質
KR20120133300A (ko) * 2011-05-31 2012-12-10 현대자동차주식회사 이차전지용 양극재료 및 이의 제조방법
KR20150109669A (ko) * 2014-03-20 2015-10-02 주식회사 엘앤에프신소재 리튬 이차 전지용 양극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지
KR20150112762A (ko) * 2014-03-27 2015-10-07 오토모티브 에너지 서플라이 가부시키가이샤 비수전해질 전지 및 그 제조방법
KR20170075596A (ko) * 2015-12-23 2017-07-03 주식회사 포스코 리튬 이차 전지용 양극 활물질, 이의 제조 방법, 및 이를 포함하는 리튬 이차 전지

Also Published As

Publication number Publication date
WO2021125882A2 (ko) 2021-06-24
CN114846649A (zh) 2022-08-02
US20230039543A1 (en) 2023-02-09
EP4080608A4 (en) 2023-06-28
EP4080608A2 (en) 2022-10-26
KR20220116241A (ko) 2022-08-22
JP7333477B2 (ja) 2023-08-24
JP2023508026A (ja) 2023-02-28

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