Title:
ELECTRICITY STORAGE DEVICE CLADDING
Document Type and Number:
WIPO Patent Application WO/2019/225065
Kind Code:
A1
Abstract:
Provided is an electricity storage device cladding that comprises, in order, at least a base layer, a metal foil layer which has a corrosion inhibition treatment layer on one or both sides, and a sealant layer, wherein the sealant layer includes a resin layer that contains a polypropylene resin (A) and an immiscible component (B) that is immiscible with the polypropylene resin (A), and for the sealant layer, the maximum value of a loss tangent tanδ obtained through dynamic viscoelasticity measurement at a frequency of 1.0 Hz falls within the range of -30°C to 30°C, and the ratio (II/I) of the maximum value (II) of tanδ in the range of -30°C to 30°C to the value (I) of tanδ at -50°C is 2.50 or more.
Inventors:
IMAMOTO JUNYA (JP)
OGIHARA YU (JP)
SUZUTA MASAYOSHI (JP)
OGIHARA YU (JP)
SUZUTA MASAYOSHI (JP)
Application Number:
PCT/JP2019/004089
Publication Date:
November 28, 2019
Filing Date:
February 05, 2019
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD (JP)
International Classes:
H01G11/78; H01M50/10; H01M50/145
Domestic Patent References:
| WO2016125684A1 | 2016-08-11 | |||
| WO2014050542A1 | 2014-04-03 |
Foreign References:
| JP2017152244A | 2017-08-31 | |||
| JP2017079198A | 2017-04-27 | |||
| JP2002245983A | 2002-08-30 |
Other References:
See also references of EP 3799145A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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