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Title:
EXTERIOR MATERIAL FOR POWER STORAGE DEVICE AND POWER STORAGE DEVICE IN WHICH SAME IS USED
Document Type and Number:
WIPO Patent Application WO/2018/074365
Kind Code:
A1
Abstract:
The present disclosure pertains to an exterior material for a power storage device. This exterior material for a power storage device has a structure in which at least a substrate layer, an adhesive layer, a metal foil layer, a sealant adhesion layer, and a sealant layer are laminated in the sequence listed. The substrate layer is a layer made of a polyester film in which ΔA represented by formula (1) is 10% or above and the 50% elongation stress value after a heat treatment at 160°C is 75 MPa or above. (1): ΔA = (elongation at break after heat treatment at 160°C)–(elongation at break after heat treatment at 160°C)

Inventors:
IJUIN WATARU (JP)
SASAKI SATOSHI (JP)
SUZUTA MASAYOSHI (JP)
Application Number:
PCT/JP2017/037227
Publication Date:
April 26, 2018
Filing Date:
October 13, 2017
Export Citation:
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Assignee:
TOPPAN PRINTING CO LTD (JP)
International Classes:
B32B27/36; H01G11/78; H01G11/80; H01M50/119; H01M50/121; H01M50/129; H01M50/131; H01M50/198; H01M50/105; H01M50/133; H01M50/186; H01M50/193; H01M50/55; H01M50/553; H01M50/557
Domestic Patent References:
WO2014077197A12014-05-22
WO2015125806A12015-08-27
WO2015156327A12015-10-15
WO2017170333A12017-10-05
Foreign References:
JP2014022080A2014-02-03
JP2014049308A2014-03-17
JP2012124068A2012-06-28
JP2016186872A2016-10-27
JP2013101765A2013-05-23
JP2011204674A2011-10-13
Other References:
See also references of EP 3531464A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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