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WO2019078688A3 - 리튬 이차전지용 양극 활물질, 이의 제조방법, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지 - Google Patents

리튬 이차전지용 양극 활물질, 이의 제조방법, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지 Download PDF

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Publication number
WO2019078688A3
WO2019078688A3 PCT/KR2018/012452 KR2018012452W WO2019078688A3 WO 2019078688 A3 WO2019078688 A3 WO 2019078688A3 KR 2018012452 W KR2018012452 W KR 2018012452W WO 2019078688 A3 WO2019078688 A3 WO 2019078688A3
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secondary battery
lithium secondary
positive electrode
active material
electrode active
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French (fr)
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WO2019078688A2 (ko
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주서희
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LG Chem Ltd
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LG Chem Ltd
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Priority to CN201880066202.2A priority Critical patent/CN111201647B/zh
Priority to US16/754,027 priority patent/US11489156B2/en
Priority to JP2020518406A priority patent/JP7009015B2/ja
Publication of WO2019078688A2 publication Critical patent/WO2019078688A2/ko
Publication of WO2019078688A3 publication Critical patent/WO2019078688A3/ko
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    • H—ELECTRICITY
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
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    • C01G53/00—Compounds of nickel
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    • C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/40—Complex oxides containing nickel and at least one other metal element
    • C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
    • C01G53/44—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese
    • C01G53/50—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
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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
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    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • 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
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    • 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
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    • 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
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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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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  • Crystallography & Structural Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

본 발명은 하기 화학식 1로 표시되는 리튬 전이금속 산화물; 및, 상기 리튬 전이금속 산화물의 표면에 형성된 리튬-함유 무기 화합물층;을 포함하는, 양극 활물질, 상기 양극 활물질의 제조 방법, 상기 양극 활물질을 포함하는 리튬 이차전지용 양극 및 리튬 이차전지에 관한 것이다: [화학식 1] Li1+a(NibCocXdM1 eM2 f)1-aO2 상기 화학식 1에서, X는 Mn 및 Al로 이루어진 군에서 선택되는 적어도 하나 이상이고, M1는 S, F, P, 및 N으로 이루어진 군에서 선택되는 적어도 하나 이상이고, M2는 Zr, B, Co, W, Mg, Ce, Ta, Ti, Sr, Ba, Hf, F, P, S, La 및 Y로 이루어진 군에서 선택되는 적어도 하나 이상이고, 0≤a≤0.1, 0.6≤b≤0.99, 0≤c≤0.2, 0≤d≤0.2, 0<e≤0.1, 0<f≤0.1임.
PCT/KR2018/012452 2017-10-20 2018-10-19 리튬 이차전지용 양극 활물질, 이의 제조방법, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지 Ceased WO2019078688A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880066202.2A CN111201647B (zh) 2017-10-20 2018-10-19 锂二次电池用正极活性材料、其制备方法以及包含其的锂二次电池用正极和锂二次电池
US16/754,027 US11489156B2 (en) 2017-10-20 2018-10-19 Positive electrode active material for lithium secondary battery, method of preparing the same, and positive electrode for lithium secondary battery and lithium secondary battery which include the positive electrode active material
JP2020518406A JP7009015B2 (ja) 2017-10-20 2018-10-19 リチウム二次電池用正極活物質、その製造方法、それを含むリチウム二次電池用正極、およびリチウム二次電池

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KR10-2017-0136891 2017-10-20
KR1020170136891A KR102298293B1 (ko) 2017-10-20 2017-10-20 리튬 이차전지용 양극 활물질, 이의 제조방법, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지

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WO2019078688A3 true WO2019078688A3 (ko) 2019-06-06

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JP7092093B2 (ja) * 2019-06-05 2022-06-28 トヨタ自動車株式会社 湿潤混合物、正極板、及び、リチウムイオン二次電池の製造方法、湿潤混合物、正極板、及び、リチウムイオン二次電池
KR102772415B1 (ko) * 2019-06-05 2025-02-25 주식회사 엘지에너지솔루션 리튬 이차전지용 양극 활물질의 제조 방법 및 상기 제조 방법에 의해 제조된 양극 활물질
KR102288491B1 (ko) * 2019-08-16 2021-08-10 주식회사 에스엠랩 양극활물질, 이의 제조방법 및 이를 포함하는 양극을 포함한 리튬이차전지
JP7597589B2 (ja) * 2020-01-24 2024-12-10 トヨタ自動車株式会社 正極材料、非水電解質二次電池、および、正極材料の製造方法
JP7137602B2 (ja) * 2020-09-18 2022-09-14 プライムプラネットエナジー＆ソリューションズ株式会社 被膜付き正極活物質粒子の製造方法
KR20220099802A (ko) 2021-01-07 2022-07-14 에스케이온 주식회사 리튬 이차 전지용 양극 활물질 및 이를 포함하는 리튬 이차 전지
JP7209449B2 (ja) * 2021-02-08 2023-01-20 プライムプラネットエナジー＆ソリューションズ株式会社 Ｌｐｏ付き活物質粉体の製造方法
KR20240025016A (ko) * 2021-06-28 2024-02-26 유미코아 재충전식 리튬 이온 배터리용 양극 활물질로서의 리튬 니켈계 복합 산화물

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KR102298293B1 (ko) 2021-09-07
CN111201647A (zh) 2020-05-26
JP7009015B2 (ja) 2022-01-25
WO2019078688A2 (ko) 2019-04-25
JP2020535618A (ja) 2020-12-03
US11489156B2 (en) 2022-11-01
US20200328417A1 (en) 2020-10-15
CN111201647B (zh) 2022-07-01
KR20190044445A (ko) 2019-04-30

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