Title:
The packaging medium for lithium ion batteries
Document Type and Number:
Japanese Patent JP5983699
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide packaging material for a lithium ion battery with little anisotropic whitening at emboss molding and capable of deep drawing molding.SOLUTION: In packaging material, at least an adhesive layer 12, an aluminum foil layer 13, a chemical treatment layer 14, an adhesive resin layer 15 and a sealant layer 16 are sequentially laminated in this order on one face of a base material layer 11. In the packaging material for a lithium ion battery, the adhesive resin layer 15 contains thermoplastic resin, a double refraction index of the adhesive resin layer 15 and the sealant layer 16 is 0.002 or less, and crystallinity is 60% or less.
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Inventors:
Hidenori Echizen
Application Number:
JP2014210494A
Publication Date:
September 06, 2016
Filing Date:
October 15, 2014
Export Citation:
Assignee:
Toppan Printing Co., Ltd.
International Classes:
H01M2/02
Domestic Patent References:
| JP2008277274A | ||||
| JP2006134692A | ||||
| JP200556729A |
Attorney, Agent or Firm:
Shigeru Noda
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