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1. WO2020071656 - SECONDARY BATTERY

Publication Number WO/2020/071656
Publication Date 09.04.2020
International Application No. PCT/KR2019/011843
International Filing Date 11.09.2019
IPC
H01M 10/04 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
04Construction or manufacture in general
H01M 10/0587 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
058Construction or manufacture
0587of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
H01M 2/22 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
2Constructional details, or processes of manufacture, of the non-active parts
20Current-conducting connections for cells
22Fixed connections, i.e. not intended for disconnection
CPC
H01M 10/04
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
04Construction or manufacture in general
H01M 10/0587
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
058Construction or manufacture
0587of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
H01M 2/22
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
2Constructional details or processes of manufacture of the non-active parts
20Current conducting connections for cells
22Fixed connections, i.e. not intended for disconnection
Applicants
  • 삼성에스디아이(주) SAMSUNG SDI CO., LTD. [KR]/[KR]
Inventors
  • 김문성 KIM, Mun Sung
Agents
  • 특허법인 성암 SUNGAM SUH INTERNATIONAL PATENT & LAW FIRM
Priority Data
10-2018-011702401.10.2018KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) SECONDARY BATTERY
(FR) BATTERIE SECONDAIRE
(KO) 이차전지
Abstract
(EN)
An embodiment of the present invention provides a secondary battery capable of concurrently securing a vibration characteristic and an insulation function of an electrode assembly by using one finishing tape. To this end, a secondary battery according to an embodiment of the present invention may comprise: an electrode assembly including a first electrode plate, a second electrode plate, and a separator interposed between the first electrode plate and the second electrode plate; a can for receiving the electrode assembly; a cap assembly for sealing the can; a first current collection plate provided above the electrode assembly and electrically connected to the first electrode plate and the cap assembly, respectively; a second current collection plate provided under the electrode assembly and electrically connected to the second electrode plate and the can, respectively; and a finishing tape having a first region which has an adhesive layer formed thereat to surround the circumferential surface of the electrode assembly, and a second region which can surround a space beyond the upper end of the electrode assembly.
(FR)
Un mode de réalisation de la présente invention concerne une batterie secondaire capable simultanément de garantir une caractéristique de vibration et une fonction d'isolation d'un ensemble d'électrodes à l'aide d'une bande de finition. A cet effet, une batterie secondaire selon un mode de réalisation de la présente invention peut comprendre : un ensemble d'électrodes comprenant une première plaque d'électrode, une seconde plaque d'électrode et un séparateur interposé entre la première plaque d'électrode et la seconde plaque d'électrode ; un boîtier pour recevoir l'ensemble d'électrodes ; un ensemble capuchon pour sceller le boîtier ; une première plaque de collecte de courant disposée au-dessus de l'ensemble d'électrodes et connectée électriquement à la première plaque d'électrode et à l'ensemble capuchon, respectivement ; une seconde plaque de collecte de courant disposée sous l'ensemble d'électrodes et connectée électriquement à la seconde plaque d'électrode et au boîtier, respectivement ; et une bande de finition ayant une première région qui a une couche adhésive formée au niveau de celle-ci pour entourer la surface circonférentielle de l'ensemble d'électrodes, et une seconde région qui peut entourer un espace au-delà de l'extrémité supérieure de l'ensemble d'électrodes.
(KO)
본 발명의 실시예는 하나의 마감테이프를 이용하여 전극조립체의 진동 특성과 절연 기능을 동시에 확보할 수 있는 이차전지를 제공한다. 이를 위해 본 발명은 본 발명의 실시예에 따른 이차전지는 제1 전극판, 제2 전극판 및 상기 제1 전극판과 상기 제2 전극판 사이에 개재된 세퍼레이터를 포함하는 전극조립체, 상기 전극조립체를 수용하는 캔, 상기 캔을 밀봉하기 위한 캡조립체, 상기 전극조립체의 상측에서 상기 제1 전극판과 상기 캡조립체에 각각 전기적으로 연결되는 제1 집전판, 상기 전극조립체의 하측에서 상기 제2 전극판과 상기 캔에 각각 전기적으로 연결되는 제2 집전판 및 접착층이 형성되어 상기 전극조립체의 원주면을 감싸는 제1 영역 및 상기 전극조립체의 상단 너머의 공간을 감쌀 수 있는 제2 영역을 갖는 마감테이프를 포함할 수 있다.
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