WO2019066297A3 - 리튬 과잉의 리튬 망간계 산화물 및 리튬 과잉의 리튬 망간계 산화물상에 리튬 텅스텐 화합물, 또는 추가적으로 텅스텐 화합물을 더 포함하는 양극 활물질 및 이를 포함하는 리튬 이차전지용 양극 - Google Patents

리튬 과잉의 리튬 망간계 산화물 및 리튬 과잉의 리튬 망간계 산화물상에 리튬 텅스텐 화합물, 또는 추가적으로 텅스텐 화합물을 더 포함하는 양극 활물질 및 이를 포함하는 리튬 이차전지용 양극 Download PDF

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Publication number
WO2019066297A3
WO2019066297A3 PCT/KR2018/010472 KR2018010472W WO2019066297A3 WO 2019066297 A3 WO2019066297 A3 WO 2019066297A3 KR 2018010472 W KR2018010472 W KR 2018010472W WO 2019066297 A3 WO2019066297 A3 WO 2019066297A3
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WIPO (PCT)
Prior art keywords
lithium
positive electrode
based oxide
compound
tungsten compound
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PCT/KR2018/010472
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English (en)
French (fr)
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WO2019066297A2 (ko
Inventor
한기범
황진태
박성빈
정왕모
Original Assignee
주식회사 엘지화학
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Publication date
Priority claimed from KR1020180103798A external-priority patent/KR102498342B1/ko
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to ES18860518T priority Critical patent/ES2932363T3/es
Priority to US16/489,562 priority patent/US11289695B2/en
Priority to EP18860518.2A priority patent/EP3576193B1/en
Priority to CN201880016005.XA priority patent/CN110383542B/zh
Priority to PL18860518.2T priority patent/PL3576193T3/pl
Priority to JP2019548587A priority patent/JP7041803B2/ja
Publication of WO2019066297A2 publication Critical patent/WO2019066297A2/ko
Publication of WO2019066297A3 publication Critical patent/WO2019066297A3/ko

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G41/00—Compounds of tungsten
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • 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
    • H01M4/48—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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—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
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • 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

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

Abstract

본 발명은 리튬 과잉의 리튬 망간계 산화물을 포함하는 양극 활물질로서, 상기 리튬 과잉의 리튬 망간계 산화물은 하기 화학식 (1)로 표시되고, Li1+aNixCoyMnzMvO2-bAb (1) 여기서, 0<a≤0.2, 0<x<0.4, 0<y<0.4, 0.5<z<0.9, 0<v<0.2, a+x+y+z+v=l, 0<b<0.5; M은 Al, Zr, Zn, Ti, Mg, Ga, In, Ru, Nb, 및 Sn로 이루어진 군에서 선택되는 하나 또는 그 이상의 원소이며; A는 P, N, F, S 및 Cl로 이루어진 군에서 선택되는 하나 또는 그 이상의 원소이고; 상기 리륨 망간계 산화물 상에는 (i) 리륨 텅스텐 (W) 화합물, 또는 상기 (i) 리튬 텅스텐 (W) 화합물과, (ii) 텅스텐 (W) 화합물이 포함되며, 상기 (i) 리튬 텅스텐 (W) 화합물은 상기 (ii) 텅스텐 (W) 화합물과, 리튬의 복합체를 포함하며, 상기 (i) 리튬 텅스텐 (W) 화합물, 또는 상기 (i) 리튬 텅스텐 (W) 화합물 및 (ii) 텅스텐 (W) 화합물은 양극 활물질 전체 중량을 기준으로 0.1 중량% 내지 7 중량%로 포함되는 양극 활물질 및 이의 제조방법을 제공한다.
PCT/KR2018/010472 2017-09-29 2018-09-07 리튬 과잉의 리튬 망간계 산화물 및 리튬 과잉의 리튬 망간계 산화물상에 리튬 텅스텐 화합물, 또는 추가적으로 텅스텐 화합물을 더 포함하는 양극 활물질 및 이를 포함하는 리튬 이차전지용 양극 WO2019066297A2 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
ES18860518T ES2932363T3 (es) 2017-09-29 2018-09-07 Material activo de electrodo positivo que comprende un óxido a base de litio-manganeso rico en litio con un compuesto de litio-tungsteno, y opcionalmente un compuesto de tungsteno adicional, formado sobre la superficie del mismo, y electrodo positivo de batería secundaria de litio que comprende el mismo
US16/489,562 US11289695B2 (en) 2017-09-29 2018-09-07 Positive electrode active material comprising lithium-rich lithium manganese-based oxide and further comprising lithium tungsten compound, or additionally tungsten compound on the lithium-rich lithium manganese-based oxide, and positive electrode for lithium secondary battery comprising the same
EP18860518.2A EP3576193B1 (en) 2017-09-29 2018-09-07 Positive electrode active material comprising a lithium-rich lithium manganese-based oxide with a lithium tungsten compound, and optionally an additional tungsten compound, formed on the surface thereof, and lithium secondary battery positive electrode comprising the same
CN201880016005.XA CN110383542B (zh) 2017-09-29 2018-09-07 含富锂锂锰基氧化物及其上的锂钨化合物或额外钨化合物的正极活性材料及锂二次电池正极
PL18860518.2T PL3576193T3 (pl) 2017-09-29 2018-09-07 Materiał czynny elektrody dodatniej zawierający bogaty w lit tlenek na bazie litu manganu ze związkiem litu wolframu i ewentualnie dodatkowy związek wolframu, utworzony na jego powierzchni, oraz zawierająca go elektroda dodatnia akumulatora litowego
JP2019548587A JP7041803B2 (ja) 2017-09-29 2018-09-07 リチウム過剰のリチウムマンガン系酸化物およびリチウム過剰のリチウムマンガン系酸化物上にリチウムタングステン化合物、または追加的にタングステン化合物をさらに含む正極活物質およびこれを含むリチウム二次電池用正極

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2017-0128179 2017-09-29
KR20170128179 2017-09-29
KR10-2018-0103798 2018-08-31
KR1020180103798A KR102498342B1 (ko) 2017-09-29 2018-08-31 리튬 과잉의 리튬 망간계 산화물 및 리튬 과잉의 리튬 망간계 산화물상에 리튬 텅스텐 화합물, 또는 추가적으로 텅스텐 화합물을 더 포함하는 양극 활물질 및 이를 포함하는 리튬 이차전지용 양극

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WO2019066297A2 WO2019066297A2 (ko) 2019-04-04
WO2019066297A3 true WO2019066297A3 (ko) 2019-05-23

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CN110364713B (zh) * 2019-07-16 2020-04-24 湖南长远锂科股份有限公司 一种复合导电剂包覆类单晶富锂锰基正极材料的制备方法
WO2021039119A1 (ja) * 2019-08-30 2021-03-04 パナソニックＩｐマネジメント株式会社 非水電解質二次電池

Citations (5)

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JP2013125732A (ja) * 2011-12-16 2013-06-24 Sumitomo Metal Mining Co Ltd 非水系電解質二次電池用正極活物質とその製造方法、および該正極活物質を用いた非水系電解質二次電池
KR20150080219A (ko) * 2013-12-31 2015-07-09 삼성정밀화학 주식회사 양극 활물질 및 이를 포함하는 리튬 이차전지
KR20160026402A (ko) * 2014-09-01 2016-03-09 주식회사 엘지화학 리튬이차전지용 양극활물질, 이의 제조방법 및 이를 포함하는 리튬이차전지
JP2017010841A (ja) * 2015-06-24 2017-01-12 住友金属鉱山株式会社 非水系電解質二次電池用正極活物質とその製造方法、および該正極活物質を用いた非水系電解質二次電池
KR20170063395A (ko) * 2015-11-30 2017-06-08 주식회사 엘지화학 이차전지용 양극활물질 및 이를 포함하는 이차전지

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JP2013125732A (ja) * 2011-12-16 2013-06-24 Sumitomo Metal Mining Co Ltd 非水系電解質二次電池用正極活物質とその製造方法、および該正極活物質を用いた非水系電解質二次電池
KR20150080219A (ko) * 2013-12-31 2015-07-09 삼성정밀화학 주식회사 양극 활물질 및 이를 포함하는 리튬 이차전지
KR20160026402A (ko) * 2014-09-01 2016-03-09 주식회사 엘지화학 리튬이차전지용 양극활물질, 이의 제조방법 및 이를 포함하는 리튬이차전지
JP2017010841A (ja) * 2015-06-24 2017-01-12 住友金属鉱山株式会社 非水系電解質二次電池用正極活物質とその製造方法、および該正極活物質を用いた非水系電解質二次電池
KR20170063395A (ko) * 2015-11-30 2017-06-08 주식회사 엘지화학 이차전지용 양극활물질 및 이를 포함하는 이차전지

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Title
See also references of EP3576193A4 *

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