WO2021075941A3 - 리튬 이차전지 양극활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지 - Google Patents

리튬 이차전지 양극활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지 Download PDF

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WO2021075941A3
WO2021075941A3 PCT/KR2020/014281 KR2020014281W WO2021075941A3 WO 2021075941 A3 WO2021075941 A3 WO 2021075941A3 KR 2020014281 W KR2020014281 W KR 2020014281W WO 2021075941 A3 WO2021075941 A3 WO 2021075941A3
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secondary battery
lithium secondary
manufacturing
active material
same
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French (fr)
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WO2021075941A2 (ko
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최문호
허경재
최승현
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주식회사 에코프로비엠
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Priority to US17/754,989 priority Critical patent/US20220388864A1/en
Priority to JP2022523167A priority patent/JP2022553263A/ja
Priority to EP20877965.2A priority patent/EP4047692A4/en
Priority to CN202080072959.XA priority patent/CN114556635A/zh
Priority claimed from KR1020200135029A external-priority patent/KR102558594B1/ko
Publication of WO2021075941A2 publication Critical patent/WO2021075941A2/ko
Publication of WO2021075941A3 publication Critical patent/WO2021075941A3/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
    • C01G53/40—Nickelates
    • C01G53/42—Nickelates containing alkali metals, e.g. LiNiO2
    • C01G53/44—Nickelates containing alkali metals, e.g. LiNiO2 containing manganese
    • C01G53/50—Nickelates containing alkali metals, e.g. LiNiO2 containing manganese of the type [MnO2]n-, e.g. Li(NixMn1-x)O2, Li(MyNixMn1-x-y)O2
    • C—CHEMISTRY; METALLURGY
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    • C01G45/1221—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof
    • C01G45/1228—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type [MnO2]n-, e.g. LiMnO2, Li[MxMn1-x]O2
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    • H01M10/052—Li-accumulators
    • 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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    • H01M4/139—Processes of manufacture
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    • H—ELECTRICITY
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Abstract

본 발명은 하기 화학식 1로 표시되는 리튬 과잉 층상계 산화물; 및 상기 화학식 1로 표시되는 리튬 과잉 층상계 산화물 표면에 이온전도성 코팅층;을 포함한다: [화학식 1] rLi 2MnO 3·(1-r)Li aNi xCo yMn zM1 1-(x+y+z)O 2 (상기 화학식 1에서 0<r≤0.6, 0<a≤1, 0≤x≤1, 0≤y<1, 0≤z<1, 및 0<x+y+z≤1 이고, 상기 M1은 Na, K, Mg, Al, Fe, Cr, Y, Sn, Ti, B, P, Zr, Ru, Nb, W, Ba, Sr,La, Ga, Mg, Gd, Sm, Ca, Ce, Fe, Al, Ta, Mo, Sc, V, Zn, Cu, In, S, B, Ge, Si 및 Bi 중에서 선택되는 적어도 어느 하나 이상임).
PCT/KR2020/014281 2019-10-18 2020-10-19 리튬 이차전지 양극활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지 WO2021075941A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US17/754,989 US20220388864A1 (en) 2019-10-18 2020-10-19 Lithium secondary battery cathode active material, manufacturing method therefor, and lithium secondary battery comprising same
JP2022523167A JP2022553263A (ja) 2019-10-18 2020-10-19 リチウム二次電池正極活物質、その製造方法、及びこれを含むリチウム二次電池
EP20877965.2A EP4047692A4 (en) 2019-10-18 2020-10-19 ACTIVE CATHODE MATERIAL FOR LITHIUM SECONDARY BATTERY, PRODUCTION METHOD THEREOF AND LITHIUM SECONDARY BATTERY THEREFOR
CN202080072959.XA CN114556635A (zh) 2019-10-18 2020-10-19 锂二次电池正极活性物质、其制备方法以及包含其的锂二次电池

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2019-0130033 2019-10-18
KR20190130033 2019-10-18
KR1020200135029A KR102558594B1 (ko) 2019-10-18 2020-10-19 리튬 이차전지 양극활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지
KR10-2020-0135029 2020-10-19

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WO2021075941A2 WO2021075941A2 (ko) 2021-04-22
WO2021075941A3 true WO2021075941A3 (ko) 2021-06-10

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US (1) US20220388864A1 (ko)
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040018429A1 (en) * 2000-10-09 2004-01-29 Samsung Sdi Co, Ltd Positive active material for rechargeable lithium battery and method of preparing same
US20060188781A1 (en) * 2003-04-24 2006-08-24 The University Of Chicago Lithium metal oxide electrodes for lithium batteries
KR20120089845A (ko) * 2009-08-27 2012-08-14 엔비아 시스템즈 인코포레이티드 높은 비용량과 우수한 사이클링을 갖는 층-층 리튬-리치 복합 금속 산화물
KR101520634B1 (ko) * 2012-05-10 2015-05-15 주식회사 엘지화학 고용량 리튬 망간계 산화물 및 이를 포함하는 리튬 이차전지
KR20190008156A (ko) * 2017-07-14 2019-01-23 한양대학교 산학협력단 양극활물질, 그 제조 방법, 및 이를 포함하는 리튬이차전지

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Publication number Priority date Publication date Assignee Title
JP2012190772A (ja) * 2011-02-25 2012-10-04 Idemitsu Kosan Co Ltd 全固体リチウムイオン電池及び正極合材
JP2014041720A (ja) * 2012-08-21 2014-03-06 Idemitsu Kosan Co Ltd 全固体リチウムイオン電池及び正極合材
JP6288941B2 (ja) * 2013-05-13 2018-03-07 日産自動車株式会社 固溶体活物質を含む正極活物質、該正極活物質を含む正極、および該正極を用いた非水電解質二次電池
JP6497537B2 (ja) * 2013-11-18 2019-04-10 株式会社Ｇｓユアサ リチウム二次電池用正極活物質、リチウム二次電池用電極、リチウム二次電池

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040018429A1 (en) * 2000-10-09 2004-01-29 Samsung Sdi Co, Ltd Positive active material for rechargeable lithium battery and method of preparing same
US20060188781A1 (en) * 2003-04-24 2006-08-24 The University Of Chicago Lithium metal oxide electrodes for lithium batteries
KR20120089845A (ko) * 2009-08-27 2012-08-14 엔비아 시스템즈 인코포레이티드 높은 비용량과 우수한 사이클링을 갖는 층-층 리튬-리치 복합 금속 산화물
KR101520634B1 (ko) * 2012-05-10 2015-05-15 주식회사 엘지화학 고용량 리튬 망간계 산화물 및 이를 포함하는 리튬 이차전지
KR20190008156A (ko) * 2017-07-14 2019-01-23 한양대학교 산학협력단 양극활물질, 그 제조 방법, 및 이를 포함하는 리튬이차전지

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KR20230113704A (ko) 2023-08-01
US20220388864A1 (en) 2022-12-08
WO2021075941A2 (ko) 2021-04-22

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