Title:
空気二次電池用外装材、空気二次電池用外装材の製造方法及び空気二次電池
Document Type and Number:
Japanese Patent JP5773846
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an air secondary battery packaging material which excels in bondability between a package sheet and an oxygen permeable layer and also exhibits excellent oxygen permeability.SOLUTION: The air secondary battery packaging material comprises: a package sheet which consists of a laminate structure composed of an outer layer a metal foil layer and an inner layer including a thermoplastic rein film, and which has an oxygen intake opening provided therein, penetrating the outer layer, the metal foil layer and the inner layer; and an oxygen permeable film which is joined to the inner layer side on the periphery of the opening so as to cover the opening. On the bonded face of one of or both of the outer edge of the oxygen permeable layer and the periphery of the opening, a silane coupling agent containing a reactive functional group is applied.
Inventors:
Kensuke Nagata
Tetsunobu Kuramoto
Masanori Takeuchi
Tetsunobu Kuramoto
Masanori Takeuchi
Application Number:
JP2011239132A
Publication Date:
September 02, 2015
Filing Date:
October 31, 2011
Export Citation:
Assignee:
Showa Denko Packaging Co., Ltd.
International Classes:
H01M2/02; H01M12/08
Domestic Patent References:
| JP2004319464A | ||||
| JP2008071579A | ||||
| JP2010238663A | ||||
| JP2005166685A | ||||
| JP2000353500A | ||||
| JP4431822B2 |
Attorney, Agent or Firm:
Masatake Shiga
Suzuki Mitsuyoshi
Kazuya Nishi
Norihiko Ara
Osamu Mikuni
Suzuki Mitsuyoshi
Kazuya Nishi
Norihiko Ara
Osamu Mikuni