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1. WO2020116780 - LAMINATE SHEET FOR BATTERY CASE HAVING THICKNESS DEVIATION AND POUCH-TYPE BATTERY CASE MANUFACTURED BY USING SAME

Publication Number WO/2020/116780
Publication Date 11.06.2020
International Application No. PCT/KR2019/014172
International Filing Date 25.10.2019
IPC
H01M 2/02 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
02Cases, jackets or wrappings
H01M 2/10 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
10Mountings; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
B32B 15/08 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
15Layered products essentially comprising metal
04comprising metal as the main or only constituent of a layer, next to another layer of a specific substance
08of synthetic resin
CPC
B32B 15/08
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
15Layered products comprising ; a layer of; metal
04comprising metal as the main or only constituent of a layer, ; which is next to another layer of the same or of a different material
08of synthetic resin
H01M 2/02
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
02Cases, jackets or wrappings
H01M 2/10
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
10Mountings; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
Applicants
  • 주식회사 엘지화학 LG CHEM, LTD. [KR]/[KR]
Inventors
  • 정도화 JUNG, Do Hwa
  • 김기웅 KIM, Ki Woong
Agents
  • 특허법인 명륜 MYUNGRYUN IP AND LAW FIRM
Priority Data
10-2018-015683707.12.2018KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) LAMINATE SHEET FOR BATTERY CASE HAVING THICKNESS DEVIATION AND POUCH-TYPE BATTERY CASE MANUFACTURED BY USING SAME
(FR) FEUILLE STRATIFIÉE POUR BOÎTIER DE BATTERIE AYANT UN ÉCART D'ÉPAISSEUR ET BOÎTIER DE BATTERIE DE TYPE POCHE FABRIQUÉ À L'AIDE DE CELLE-CI
(KO) 두께의 편차가 있는 전지케이스용 라미네이트 시트 및 이를 이용하여 제조된 파우치형 전지케이스
Abstract
(EN)
The present invention relates to a laminate sheet for a battery case with improved formability, a pouch-type battery case manufactured by forming same, and a battery pack comprising the pouch-type battery case, the laminate sheet comprising a preliminary bottom portion as a preliminary groove portion for accommodating an electrode assembly and a preliminary sidewall portion constituting side surfaces of the groove portion, wherein a preliminary sealing portion is located on the outer periphery extending from the preliminary sidewall portion, and the thickness of the preliminary sidewall portion is formed thicker than the thickness of the preliminary bottom portion.
(FR)
La présente invention concerne une feuille stratifiée pour un boîtier de batterie présentant une formabilité améliorée, un boîtier de batterie de type poche fabriqué par formation de celle-ci, et un bloc-batterie comprenant le boîtier de batterie de type poche, la feuille stratifiée comprenant une partie inférieure préliminaire en tant que partie de rainure préliminaire pour recevoir un ensemble d'électrodes et une partie de paroi latérale préliminaire constituant des surfaces latérales de la partie de rainure, une partie d'étanchéité préliminaire étant située sur la périphérie extérieure s'étendant à partir de la partie de paroi latérale préliminaire, et l'épaisseur de la partie de paroi latérale préliminaire étant formée plus épaisse que l'épaisseur de la partie inférieure préliminaire.
(KO)
본 발명은 성형성이 향상된 전지케이스용 라미네이트 시트로서 전극조립체를 수납하기 위한 예비 홈부로서 예비 바닥부 및 상기 홈부의 측면을 구성하는 예비 측벽부를 포함하고, 상기 예비 측벽부에서 연장된 외주변에는 예비 밀봉부가 위치하며, 상기 예비 측벽부의 두께는 상기 예비 바닥부의 두께보다 두껍게 형성되어 있는 구조로 이루어진 라미네이트 시트, 이를 성형하여 제조된 파우치형 전지케이스 및 상기 파우치형 전지케이스를 포함하는 전지팩에 대한 것이다.
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