Title:
BATTERY CASE INCLUDING METAL LAYER HAVING CLAD STRUCTURE, AND BATTERY CELL INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2018/135767
Kind Code:
A2
Abstract:
The present invention relates to a pouch type battery case for receiving both an electrolyte and an electrode assembly having a structure in which a separator is interposed between an anode and a cathode, the battery case comprising: an outer covering layer made of a polymer resin and forming the outer surface of the battery case in order to protect a battery cell from the outside; a metal layer placed on the inner side of the outer covering layer and providing moisture barrier properties and thermal conductivity; and an inner sealant layer placed on the inner side of the metal layer and made of a polymer resin having heat sealing properties, wherein at least a part of the metal layer comprises a clad layer formed of a first metal and a second metal having different moldabilities and thermal conductivities.
Inventors:
KIM YONG (KR)
CHOI YONG-SU (KR)
KIM SANG-HUN (KR)
YU HYUNG-KYUN (KR)
LEE JI-HOON (KR)
HWANG SOO-JI (KR)
KIM CHO-LONG (KR)
KANG MIN-HYEONG (KR)
CHOI YONG-SU (KR)
KIM SANG-HUN (KR)
YU HYUNG-KYUN (KR)
LEE JI-HOON (KR)
HWANG SOO-JI (KR)
KIM CHO-LONG (KR)
KANG MIN-HYEONG (KR)
Application Number:
PCT/KR2017/015433
Publication Date:
July 26, 2018
Filing Date:
December 26, 2017
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M50/105; H01M50/126; H01M50/211
Attorney, Agent or Firm:
JANG, Nak Yong et al. (KR)
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