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1. WO2020062046 - POSITIVE ELECTRODE ADDITIVE AND PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE AND PREPARATION METHOD THEREFOR, AND LITHIUM ION BATTERY

Publication Number WO/2020/062046
Publication Date 02.04.2020
International Application No. PCT/CN2018/108383
International Filing Date 28.09.2018
IPC
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 4/1391 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
139Processes of manufacture
1391of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/62 2006.01
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
62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
H01M 10/0525 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
0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
CPC
H01M 10/0525
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
0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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 4/1391
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
139Processes of manufacture
1391of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/62
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
62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
Applicants
  • 宁波致良新能源有限公司 NINGBO ZHILIANG NEW ENERGY CO., LTD. [CN]/[CN]
Inventors
  • 卢威 LU, Wei
  • 李伟红 LI, Weihong
  • 陈朝阳 CHEN, Chaoyang
  • 陈立桅 CHEN, Liwei
Agents
  • 广州华进联合专利商标代理有限公司 ADVANCE CHINA IP LAW OFFICE
Priority Data
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) POSITIVE ELECTRODE ADDITIVE AND PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE AND PREPARATION METHOD THEREFOR, AND LITHIUM ION BATTERY
(FR) ADDITIF D'ÉLECTRODE POSITIVE ET SON PROCÉDÉ DE PRÉPARATION, ÉLECTRODE POSITIVE ET SON PROCÉDÉ DE PRÉPARATION, ET BATTERIE AU LITHIUM-ION
(ZH) 正极添加剂及其制备方法、正极及其制备方法和锂离子电池
Abstract
(EN)
A positive electrode additive, comprising, in percentage by mass, 10% to 40% of carbon-coated lithium manganese iron phosphate and an organic solvent. The carbon-coated lithium manganese iron phosphate is dispersed in the organic solvent, and the median particle diameter of the carbon-coated lithium manganese iron phosphate is 30 nm to 100 nm.
(FR)
L'invention concerne un additif d'électrode positive, comprenant, en pourcentage en masse, 10 % à 40 % de phosphate de fer lithium-manganèse enrobé de carbone et un solvant organique. Le phosphate de fer lithium-manganèse enrobé de carbone est dispersé dans le solvant organique, et le diamètre moyen des particules du phosphate de fer lithium-manganèse enrobé de carbone est de 30 nm à 100 nm.
(ZH)
一种正极添加剂,按照质量百分含量计,包括10%~40%的碳包覆的磷酸锰铁锂和有机溶剂,碳包覆的磷酸锰铁锂分散在有机溶剂中,碳包覆的磷酸锰铁锂的中位粒径为30纳米~100纳米。
Also published as
CN201880001558.8
Latest bibliographic data on file with the International Bureau