Title:
タブリード用フィルム、及びこれを用いたタブリード
Document Type and Number:
Japanese Patent JP7105114
Kind Code:
B2
Abstract:
To provide a film for a tab lead capable of suppressing deformation of a protruding part composed of the film for the tab lead protruding from the surface of a metal terminal in the tab lead when thermally bonding the film for the tab lead to the metal terminal, or when thermally bonding the tab lead and a packing material containing a battery element and also to provide the tab lead using the same.SOLUTION: Disclosed is a film 1 for a tab lead which is interposed between a metal terminal electrically connected to an electrode of a battery element and a packaging material for sealing the battery element. The film for the tab lead includes: an adhesive layer 2 in contact with the metal terminal: and an insulation layer 3. The adhesive layer contains an acid-modified polypropylene resin (Y1) as the main component. The insulation layer includes a mixed resin of a polypropylene resin (X1) having a long chain branch structure and a polypropylene resin (X2) not having the long chain branch structure as the main component.SELECTED DRAWING: Figure 1
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Inventors:
Masamichi Oyama
Hiroki Awamura
Hiroki Awamura
Application Number:
JP2018115497A
Publication Date:
July 22, 2022
Filing Date:
June 18, 2018
Export Citation:
Assignee:
Okura Industry Co., Ltd.
International Classes:
H01M50/184; H01M50/178; H01M50/186; H01M50/193; H01M50/197; H01M50/586; H01M50/595
Domestic Patent References:
| JP2016091939A | ||||
| JP2017033820A | ||||
| JP2017216207A | ||||
| JP2017144597A | ||||
| JP2017045737A | ||||
| JP2003011275A | ||||
| JP4553966B2 |
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