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1. CN110192297 - POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERIES, AND LITHIUM SECONDARY BATTERY

Office
China
Application Number 201780079180.9
Application Date 21.12.2017
Publication Number 110192297
Publication Date 30.08.2019
Publication Kind A
IPC
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
C01G 53/00
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F94
53Compounds of nickel
H01M 4/36
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
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
CPC
C01G 53/50
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
53Compounds of nickel
40Nickelates
42containing alkali metals, e.g. LiNiO2
44containing manganese
50of the type [MnO2]n- , e.g. Li(NixMn1-x)O2, Li(MyNixMn1-x-y)O2
C01P 2002/74
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
2002Crystal-structural characteristics
70defined by measured X-ray, neutron or electron diffraction data
74by peak-intensities or a ratio thereof only
C01P 2004/45
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
2004Particle morphology
30extending in three dimensions
45Aggregated particles or particles with an intergrown morphology
C01P 2004/51
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
2004Particle morphology
51Particles with a specific particle size distribution
C01P 2004/61
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
2004Particle morphology
60Particles characterised by their size
61Micrometer sized, i.e. from 1-100 micrometer
C01P 2004/80
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
2004Particle morphology
80Particles consisting of a mixture of two or more inorganic phases
Applicants SUMITOMO CHEMICAL CO
住友化学株式会社
TANAKA CHEMICAL CORP
株式会社田中化学研究所
Inventors TAKAMORI KENJI
高森健二
IMANARI YUICHIRO
今成裕一郎
MAEDA YUSUKE
前田裕介
Agents 北京集佳知识产权代理有限公司 11227
北京集佳知识产权代理有限公司 11227
Priority Data 2016251397 26.12.2016 JP
Title
(EN) POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERIES, AND LITHIUM SECONDARY BATTERY
(ZH) 锂二次电池用正极活性物质、锂二次电池用正极和锂二次电池
Abstract
(EN) A method for producing a positive electrode active material for lithium secondary batteries, which contains a lithium composite metal compound that is composed of secondary particles each being configured of aggregated primary particles that are able to be doped and undoped with lithium ions, satisfies specific requirements (1)-(4).
(ZH) 该锂二次电池用正极活性物质的制造方法是含有由能够掺杂和脱掺杂锂离子的一次粒子凝聚而成的二次粒子构成的锂复合金属化合物的锂二次电池用正极活性物质,满足特定的要件(1)~(4)。