Title:
POWER STORAGE DEVICE, POWER STORAGE MODULE, AND METHOD FOR MANUFACTURING POWER STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/184619
Kind Code:
A1
Abstract:
[Problem] To provide a power storage device that has excellent productivity and ensures insulation properties of an exterior material, as well as a power storage module and a method for manufacturing the power storage device. [Solution] A power storage device according to the present invention is provided with: a power storage element; an electrolytic solution; an exterior material; and a resin application section. The exterior material comprises an exterior film having: a metal layer having a first principal surface and a second principal surface on the reverse side of said first principal surface; an inner resin layer that is laminated on the first principal surface and that is formed of a resin; and an outer resin layer that is laminated on the second principal surface and that is formed of a resin. The exterior material has: an element accommodating section for accommodating the power storage element and the electrolytic solution; and a seal region that is an outer peripheral region of the element accommodating section and to which the inner resin layer is fused. An end surface from which the metal layer is exposed is formed in the exterior material. The resin application section is formed of a curable resin having insulation properties and covers the end surface.
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Inventors:
SATO HIROMI (JP)
YONETA KEISUKE (JP)
YONETA KEISUKE (JP)
Application Number:
PCT/JP2020/010584
Publication Date:
September 17, 2020
Filing Date:
March 11, 2020
Export Citation:
Assignee:
TAIYO YUDEN KK (JP)
International Classes:
H01G11/78; H01G11/80; H01G11/84; H01M50/105
Domestic Patent References:
| WO2017135437A1 | 2017-08-10 |
Foreign References:
| JP2004079434A | 2004-03-11 | |||
| JPH02189911A | 1990-07-25 | |||
| JP2005064207A | 2005-03-10 | |||
| JP2013016358A | 2013-01-24 |
Attorney, Agent or Firm:
OMORI, Junichi (JP)
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