Title:
MANUFACTURING METHOD OF LITHIUM ION BATTERY
Document Type and Number:
Japanese Patent JP2016058142
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a manufacturing method of a lithium ion battery that uses a sulfide solid electrolyte, capable of suppressing moisture from entering a battery element.SOLUTION: In a manufacturing method of a lithium ion battery, a battery element 2 including a laminate is sealed by heat seal, the laminate including a sulfide solid electrolyte and being wrapped with a metal foil 32 that has a heat sealing resin layer 31 formed on at least one side of the metal foil, and one part of the metal foil 32 adjacent to a heat seal part 33 and the other part thereof, or one part of the metal foil 32 at an extension of the heat seal part 33 and the other part thereof are welded to each other.SELECTED DRAWING: Figure 1
Inventors:
TSUNO TOSHIAKI
TAMURA HIROYUKI
TAMURA HIROYUKI
Application Number:
JP2014181055A
Publication Date:
April 21, 2016
Filing Date:
September 05, 2014
Export Citation:
Assignee:
IDEMITSU KOSAN CO
International Classes:
H01M10/0585; H01M2/02; H01M10/052; H01M10/0562
Attorney, Agent or Firm:
Kihei Watanabe
Yuko Tanaka
Takeshi Sato
Koji Hirayama
Yuko Tanaka
Takeshi Sato
Koji Hirayama
Previous Patent: A litz wire with a terminal metal fixture and a terminal metal fixture
Next Patent: Conductive paste
Next Patent: Conductive paste