KR102130484B1 - 이차전지용 양극 활물질 및 이의 제조 방법 - Google Patents

이차전지용 양극 활물질 및 이의 제조 방법 Download PDF

Info

Publication number
KR102130484B1
KR102130484B1 KR1020180126427A KR20180126427A KR102130484B1 KR 102130484 B1 KR102130484 B1 KR 102130484B1 KR 1020180126427 A KR1020180126427 A KR 1020180126427A KR 20180126427 A KR20180126427 A KR 20180126427A KR 102130484 B1 KR102130484 B1 KR 102130484B1
Authority
KR
South Korea
Prior art keywords
active material
positive electrode
electrode active
secondary battery
particles
Prior art date
Application number
KR1020180126427A
Other languages
English (en)
Korean (ko)
Other versions
KR20190055729A (ko
Inventor
최문호
박종환
허경재
유현종
이경준
박정배
최승현
Original Assignee
주식회사 에코프로비엠
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
Application filed by 주식회사 에코프로비엠 filed Critical 주식회사 에코프로비엠
Priority to CN201811359383.6A priority Critical patent/CN109786730B/zh
Priority to HUE18206560A priority patent/HUE053801T2/hu
Priority to EP18206560.7A priority patent/EP3486978B1/en
Priority to PL18206560T priority patent/PL3486978T3/pl
Priority to US16/191,859 priority patent/US10862119B2/en
Publication of KR20190055729A publication Critical patent/KR20190055729A/ko
Application granted granted Critical
Publication of KR102130484B1 publication Critical patent/KR102130484B1/ko

Links

Images

Classifications

    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/02—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/12—Manganates manganites or permanganates
    • C01G45/1221—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof
    • C01G45/1242—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type [Mn2O4]-, e.g. LiMn2O4, Li[MxMn2-x]O4
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/12—Manganates manganites or permanganates
    • C01G45/1221—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof
    • C01G45/125—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type[MnO3]n-, e.g. Li2MnO3, Li2[MxMn1-xO3], (La,Sr)MnO3
    • C01G45/1257—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type[MnO3]n-, e.g. Li2MnO3, Li2[MxMn1-xO3], (La,Sr)MnO3 containing lithium, e.g. Li2MnO3, Li2[MxMn1-xO3
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/006—Compounds containing, besides nickel, two or more other elements, with the exception of oxygen or hydrogen
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • H01M4/364—Composites as mixtures
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/85—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by XPS, EDX or EDAX data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
KR1020180126427A 2017-11-15 2018-10-23 이차전지용 양극 활물질 및 이의 제조 방법 KR102130484B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201811359383.6A CN109786730B (zh) 2017-11-15 2018-11-15 二次电池阳极活性物质及其制造方法
HUE18206560A HUE053801T2 (hu) 2017-11-15 2018-11-15 Katód aktív anyag és elõállítási eljárása
EP18206560.7A EP3486978B1 (en) 2017-11-15 2018-11-15 Cathode active material and preparation method thereof
PL18206560T PL3486978T3 (pl) 2017-11-15 2018-11-15 Materiał czynny katody i sposób jego wytwarzania
US16/191,859 US10862119B2 (en) 2017-11-15 2018-11-15 Cathode active material and manufacturing method thereof

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR20170152450 2017-11-15
KR20170152449 2017-11-15
KR20170152451 2017-11-15
KR1020170152449 2017-11-15
KR1020170152451 2017-11-15
KR1020170152450 2017-11-15

Publications (2)

Publication Number Publication Date
KR20190055729A KR20190055729A (ko) 2019-05-23
KR102130484B1 true KR102130484B1 (ko) 2020-07-06

Family

ID=66681293

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020180126427A KR102130484B1 (ko) 2017-11-15 2018-10-23 이차전지용 양극 활물질 및 이의 제조 방법

Country Status (3)

Country Link
KR (1) KR102130484B1 (zh)
CN (1) CN109786730B (zh)
HU (1) HUE053801T2 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112151789B (zh) 2019-06-28 2021-10-01 宁德时代新能源科技股份有限公司 一种正极材料及其制备方法和用途
KR102412692B1 (ko) * 2019-10-18 2022-06-24 주식회사 에코프로비엠 리튬 이차전지 양극활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지
KR102324691B1 (ko) * 2019-12-19 2021-11-09 주식회사 포스코 양극 활물질, 이의 제조 방법, 및 이를 포함하는 리튬 이차 전지
KR102586106B1 (ko) * 2020-10-29 2023-10-05 삼성에스디아이 주식회사 리튬 이차 전지용 양극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차전지
KR102654402B1 (ko) * 2021-04-13 2024-04-03 주식회사 엘 앤 에프 이차전지 양극 활물질용 신규 전구체 입자
CN114639824B (zh) * 2022-05-19 2022-08-12 瑞浦兰钧能源股份有限公司 一种高安全性的三元正极材料及其制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001273900A (ja) * 2000-01-21 2001-10-05 Showa Denko Kk 正極活物質、その製造法及びそれを用いた非水二次電池
JP2006012426A (ja) * 2004-06-22 2006-01-12 Nichia Chem Ind Ltd 非水電解質二次電池用正極活物質および非水電解質二次電池
KR101555594B1 (ko) * 2014-10-02 2015-10-06 주식회사 에코프로 리튬 이차 전지용 양극활물질 및 이를 포함하는 리튬 이차 전지

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW363940B (en) 1996-08-12 1999-07-11 Toda Kogyo Corp A lithium-nickle-cobalt compound oxide, process thereof and anode active substance for storage battery
CA2234874C (en) 1997-04-15 2009-06-30 Sanyo Electric Co., Ltd. Positive electrode material for use in non-aqueous electrolyte battery, process for preparing the same, and non-aqueous electrolyte battery
US6673491B2 (en) * 2000-01-21 2004-01-06 Showa Denko Kabushiki Kaisha Cathode electroactive material, production method therefor, and nonaqueous secondary cell using the same
JP3890185B2 (ja) 2000-07-27 2007-03-07 松下電器産業株式会社 正極活物質およびこれを含む非水電解質二次電池
KR100809847B1 (ko) 2002-10-31 2008-03-04 주식회사 엘지화학 금속성분의 조성에 구배를 갖는 리튬 전이금속 산화물
JP5137414B2 (ja) * 2007-02-20 2013-02-06 住友金属鉱山株式会社 非水電解液二次電池用正極活物質およびその製造方法、ならびに、該正極活物質を用いた非水電解液二次電池
US8574765B2 (en) * 2007-03-05 2013-11-05 Toda Kogyo Corporation Li-Ni composite oxide particles for non-aqueous electrolyte secondary battery, process for producing the same, and non-aqueous electrolyte secondary battery
KR101587293B1 (ko) * 2007-11-12 2016-01-20 도다 고교 가부시끼가이샤 비수전해액 이차 전지용 Ｌｉ-Ｎｉ계 복합 산화물 입자 분말 및 그의 제조 방법, 및 비수전해질 이차 전지
EP2541654B1 (en) * 2010-02-24 2014-11-19 LG Chem, Ltd. High-capacity positive electrode active material and lithium secondary battery comprising same
KR101320391B1 (ko) * 2011-07-18 2013-10-23 삼성에스디아이 주식회사 리튬 이차 전지용 양극 활물질, 그 제조방법, 이를 포함하는 리튬 이차 전지용 양극 및 이를 구비한 리튬 이차 전지
EP2835353B1 (en) * 2012-04-05 2022-05-04 Tosoh Corporation Metal-containing trimanganese tetraoxide combined particles and their production process
KR20130138073A (ko) * 2012-06-08 2013-12-18 한양대학교 산학협력단 리튬 이차 전지용 양극활물질 전구체, 이를 이용하여 제조된 양극활물질 및 이를 포함하는 리튬 이차 전지
US10224541B2 (en) * 2012-06-08 2019-03-05 Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University) Positive electrode active material precursor for lithium secondary battery, positive electrode active material manufactured by using thereof, and lithium secondary battery including the same
KR101785266B1 (ko) * 2013-01-18 2017-11-06 삼성에스디아이 주식회사 복합양극활물질, 이를 채용한 양극 및 리튬전지, 및 그 제조방법
JP6075440B2 (ja) * 2013-02-28 2017-02-08 日産自動車株式会社 正極活物質、正極材料、正極および非水電解質二次電池
CN103943822B (zh) * 2014-05-13 2017-03-29 南通瑞翔新材料有限公司 一种锂离子二次电池用镍基正极活性材料及其制备方法
KR101909317B1 (ko) * 2014-07-31 2018-10-17 주식회사 엘지화학 리튬 이차전지용 양극 활물질 및 그의 제조방법
KR101593401B1 (ko) * 2014-10-14 2016-02-12 주식회사 이엔에프테크놀로지 다공성 구조를 갖는 리튬전지용 양극활물질 및 제조방법
KR102296877B1 (ko) * 2014-12-03 2021-08-31 에스케이이노베이션 주식회사 리튬 이차 전지
JP6210439B2 (ja) * 2014-12-26 2017-10-11 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、及び該正極活物質を用いた非水系電解質二次電池

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001273900A (ja) * 2000-01-21 2001-10-05 Showa Denko Kk 正極活物質、その製造法及びそれを用いた非水二次電池
JP2006012426A (ja) * 2004-06-22 2006-01-12 Nichia Chem Ind Ltd 非水電解質二次電池用正極活物質および非水電解質二次電池
KR101555594B1 (ko) * 2014-10-02 2015-10-06 주식회사 에코프로 리튬 이차 전지용 양극활물질 및 이를 포함하는 리튬 이차 전지

Also Published As

Publication number Publication date
CN109786730A (zh) 2019-05-21
HUE053801T2 (hu) 2021-07-28
CN109786730B (zh) 2022-04-15
KR20190055729A (ko) 2019-05-23

Similar Documents

Publication Publication Date Title
KR102130484B1 (ko) 이차전지용 양극 활물질 및 이의 제조 방법
US20240063382A1 (en) Lithium complex oxide for lithium secondary battery positive active material and method of preparing the same
JP6845869B2 (ja) リチウム二次電池正極活物質の製造方法及びこれにより製造されたリチウム二次電池正極活物質
US11502297B2 (en) Lithium complex oxide for lithium secondary battery positive active material and method of preparing the same
JP4742866B2 (ja) 二次電池用正極活物質、二次電池用正極、二次電池、および二次電池用正極活物質の製造方法
KR102534607B1 (ko) 리튬 이차전지용 양극활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지
JP6894419B2 (ja) 二次電池用正極活物質及びその製造方法
JP6771419B2 (ja) リチウム二次電池用リチウム複合酸化物及びその製造方法
JP7354184B2 (ja) リチウム二次電池用リチウム複合酸化物及びその製造方法
KR101875868B1 (ko) 리튬 이차전지용 리튬복합 산화물 및 이의 제조 방법
JPWO2004105162A6 (ja) 二次電池用正極活物質、二次電池用正極、二次電池、および二次電池用正極活物質の製造方法
KR101890744B1 (ko) 리튬 티타늄 산화물, 이의 제조 방법, 이를 포함한 음극 및 이를 채용한 리튬 전지
KR101874340B1 (ko) 리튬 이차전지용 리튬복합 산화물 및 이의 제조 방법
KR101934853B1 (ko) 리튬 이차전지용 리튬복합 산화물 및 이의 제조 방법
US10862119B2 (en) Cathode active material and manufacturing method thereof
KR101912202B1 (ko) 리튬 이차전지용 리튬복합 산화물 및 이의 제조 방법
KR102174720B1 (ko) 리튬복합산화물 및 이의 제조 방법
KR101708362B1 (ko) 복합체, 그 제조방법, 이를 포함하는 애노드 활물질, 이를 포함하는 애노드 및 이를 채용한 리튬 이차 전지
KR101934848B1 (ko) 리튬 이차전지용 리튬복합 산화물 및 이의 제조 방법
KR20160088121A (ko) 리튬이차전지용 양극활물질 및 이를 포함하는 리튬이차전지
KR102175137B1 (ko) 고분자를 이용한 양극 활물질, 그 제조 방법 및 이를 포함하는 리튬 이온 이차전지
US11508960B2 (en) Lithium metal complex oxide and manufacturing method of the same
CN115632125A (zh) 正极活性材料及其制备方法和应用
KR20230096886A (ko) 리튬 이차전지의 제조 방법 및 이에 의하여 제조된 리튬 이차전지

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant