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1. WO2020116858 - POSITIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE BATTERY, PRODUCTION METHOD THEREFOR AND RECHARGEABLE BATTERY POSITIVE ELECTRODE COMPRISING SAME

Publication Number WO/2020/116858
Publication Date 11.06.2020
International Application No. PCT/KR2019/016579
International Filing Date 28.11.2019
IPC
H01M 4/525 2010.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
36Selection of substances as active materials, active masses, active liquids
48of inorganic oxides or hydroxides
52of nickel, cobalt or iron
525of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 2010.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
36Selection of substances as active materials, active masses, active liquids
48of inorganic oxides or hydroxides
50of manganese
505of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/485 2010.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
36Selection of substances as active materials, active masses, active liquids
48of inorganic oxides or hydroxides
485of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
H01M 4/131 2010.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
131Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 10/052 2010.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
052Li-accumulators
C01G 53/00 2006.01
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F94
53Compounds of nickel
CPC
C01G 53/00
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
53Compounds of nickel
H01M 10/052
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
052Li-accumulators
H01M 4/131
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
131Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/485
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
36Selection of substances as active materials, active masses, active liquids
48of inorganic oxides or hydroxides
485of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
H01M 4/505
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
36Selection of substances as active materials, active masses, active liquids
48of inorganic oxides or hydroxides
50of manganese
505of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/525
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
36Selection of substances as active materials, active masses, active liquids
48of inorganic oxides or hydroxides
52of nickel, cobalt or iron
525of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
Applicants
  • 주식회사 엘지화학 LG CHEM, LTD. [KR]/[KR]
Inventors
  • 노은솔 LHO, Eun Sol
  • 정왕모 JUNG, Wang Mo
  • 강민석 KANG, Min Suk
  • 이상욱 LEE, Sang Wook
  • 백소라 BAEK, So Ra
  • 왕문수 WANG, Wen Xiu
Agents
  • 특허법인 태평양 BAE, KIM & LEE IP GROUP
Priority Data
10-2018-015383803.12.2018KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) POSITIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE BATTERY, PRODUCTION METHOD THEREFOR AND RECHARGEABLE BATTERY POSITIVE ELECTRODE COMPRISING SAME
(FR) MATÉRIAU ACTIF D’ÉLECTRODE POSITIVE POUR BATTERIE RECHARGEABLE, SON PROCÉDÉ DE PRODUCTION ET ÉLECTRODE POSITIVE DE BATTERIE RECHARGEABLE LE COMPRENANT
(KO) 이차전지용 양극 활물질, 이의 제조 방법, 이를 포함하는 이차전지용 양극
Abstract
(EN)
The present invention relates to a positive electrode active material for a rechargeable battery, the positive electrode active material being a lithium composite transition metal oxide particle comprising nickel (Ni) and cobalt (Co), and comprising at least one among manganese (Mn) and aluminum (Al), wherein, for the lithium composite transition metal oxide particle, nickel (Ni) accounts for 60 mol% or more of all the metals excluding lithium, a doping element is doped on the lithium composite transition metal oxide particle, and the particle strength thereof is 210 to 290 MPa.
(FR)
La présente invention porte sur un matériau actif d’électrode positive pour une batterie rechargeable, le matériau actif d’électrode positive étant une particule d’oxyde de métal de transition composite de lithium comprenant du nickel (Ni) et du cobalt (Co), et comprenant au moins un élément parmi le manganèse (Mn) et l’aluminium (Al), dans lequel, pour la particule d’oxyde de métal de transition composite de lithium, le nickel (Ni) constitue 60 % en moles ou plus de tous les métaux à l’exclusion du lithium, un élément dopant est dopé sur la particule d’oxyde de métal de transition composite de lithium, et sa force de particule est comprise entre 210 et 290 MPa.
(KO)
본 발명은 니켈(Ni) 및 코발트(Co)를 포함하고, 망간(Mn) 및 알루미늄(Al) 중 적어도 1종 이상을 포함하는 리튬 복합 전이금속 산화물 입자이며, 상기 리튬 복합 전이금속 산화물 입자는 상기 니켈(Ni)이 리튬을 제외한 전체 금속 중 60몰% 이상이고, 상기 리튬 복합 전이금속 산화물 입자에 도핑 원소가 도핑되고, 입자 강도가 210MPa 내지 290MPa인, 이차전지용 양극 활물질에 관한 것이다.
Also published as
Latest bibliographic data on file with the International Bureau