Title:
POWER STORAGE DEVICE, POWER STORAGE MODULE, AND MANUFACTURING METHOD OF POWER STORAGE DEVICE
Document Type and Number:
Japanese Patent JP2020150164
Kind Code:
A
Abstract:
To provide a power storage device, a power storage module, and a manufacturing method of the power storage device which are highly productive and ensure the insulation of an exterior material.SOLUTION: A power storage device according to the present invention includes a power storage element, an electrolyte, an exterior material, and a resin coating unit. The exterior material is composed of an exterior film including a metal layer having a first main surface and a second main surface on the opposite side thereof, an internal resin layer made of resin laminated on the first main surface, and an external resin layer made of resin laminated on the second main surface, and includes an element accommodating unit that accommodates a power storage element and an electrolytic solution, and an outer peripheral region of the element accommodating unit, which is a seal region to which the internal resin layer is fused, and an end face is formed to expose the metal layer. The resin coating unit is made of a curable resin having an insulating property and covers the end face.SELECTED DRAWING: Figure 7
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Inventors:
SATO HIROMI
YONEDA KEISUKE
YONEDA KEISUKE
Application Number:
JP2019047393A
Publication Date:
September 17, 2020
Filing Date:
March 14, 2019
Export Citation:
Assignee:
TAIYO YUDEN KK
International Classes:
H01G11/80; H01G11/78; H01G11/84; H01M50/105
Attorney, Agent or Firm:
Junichi Omori
Shiraka Tomohisa
Shiraka Tomohisa