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1. WO2020096110 - SECONDARY BATTERY USING PRUSSIAN BLUE POWDER AS CATHODE ACTIVE MATERIAL AND METHOD FOR MANUFACTURING SECONDARY BATTERY

Publication Number WO/2020/096110
Publication Date 14.05.2020
International Application No. PCT/KR2018/013935
International Filing Date 14.11.2018
IPC
H01M 4/58 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
58of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
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 10/36 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
36Accumulators not provided for in groups H01M10/05-H01M10/3492
Applicants
  • 순천향대학교 산학협력단 SOONCHUNHYANG UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATION [KR]/[KR]
Inventors
  • 정순기 JEONG, Soon Ki
  • 김두열 KIM, Du Yeol
  • 이하진 LEE, Hajin
  • 이창희 LEE, Changhee
  • 송희엽 SONG, Hee Youb
Agents
  • 김태선 KIM, Tae Sun
Priority Data
10-2018-013631108.11.2018KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) SECONDARY BATTERY USING PRUSSIAN BLUE POWDER AS CATHODE ACTIVE MATERIAL AND METHOD FOR MANUFACTURING SECONDARY BATTERY
(FR) BATTERIE SECONDAIRE UTILISANT UNE POUDRE DE BLEU DE PRUSSE COMME MATÉRIAU ACTIF DE CATHODE ET PROCÉDÉ DE FABRICATION DE BATTERIE SECONDAIRE
(KO) 프러시안블루 분말을 양극활물질로 사용한 이차전지 및 이차전지의 제조방법
Abstract
(EN)
The present invention relates to a secondary battery using Prussian blue powder as a cathode active material . A secondary battery using Prussian blue powder as a cathode active material according to an embodiment of the present invention comprises: a cathode including a cathode active material part that receives electrons and is reduced and a current collector for supporting the cathode active material part; an anode including an anode active material part that emits electrons while being oxidized; and an electrolyte part which is a passage through which ions move between the anode and the cathode, wherein the cathode active material part comprises a Prussian blue powder, a conductive material, and a binder, and with respect to the total weight of the cathode active material part, the content of the Prussian blue powder is 78 wt% to 83 wt%, the content of the conductive material is 5 wt% to 12 wt%, and the content of the binder is 5 wt% to 13 wt%.
(FR)
La présente invention concerne une batterie secondaire utilisant une poudre de bleu de Prusse comme matériau actif de cathode. Une batterie secondaire utilisant une poudre de bleu de Prusse comme matériau actif de cathode selon un mode de réalisation de la présente invention comprend : une cathode comprenant une partie de matériau actif de cathode qui reçoit des électrons et est réduite et un collecteur de courant destiné à soutenir la partie de matériau actif de cathode ; une anode comprenant une partie de matériau actif d'anode qui émet des électrons tout en étant oxydée ; et une partie d'électrolyte qui est un passage à travers lequel des ions se déplacent entre l'anode et la cathode, la partie de matériau actif de cathode comprenant une poudre de bleu de Prusse, un matériau conducteur, et un liant, et par rapport au poids total de la partie de matériau actif de cathode, la teneur en poudre de bleu de Prusse étant de 78 % en poids à 83 % en poids, la teneur en matériau conducteur étant de 5 % en poids à 12 % en poids, et la teneur en liant étant de 5 % en poids à 13 % en poids.
(KO)
본 발명은 프러시안 블루 분말을 양극활물질로 사용한 이차전지에 관한 것으로 본 발명의 실시예를 따르는 프러시안 블루 분말을 양극활물질로 사용한 이차전지는 전자를 받아 환원되는 양극활물질부 및 상기 양극활물질부를 지지하는 집전체를 포함하는 양극; 산화되면서 전자를 방출하는 음극활물질부를 포함하는 음극; 및 상기 양극과 상기 음극 사이에 이온이 이동되는 이동통로인 전해질부;를 포함하고, 상기 양극활물질부는 프러시안 블루 분말, 도전재 및 바인더를 포함하고, 상기 양극활물질부의 전체 중량에 대하여, 상기 프러시안 블루 분말의 함량이 78~83 wt%, 상기 도전재의 함량이 5~12 wt%, 및 상기 바인더의 함량이 5~13 wt% 이다.
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