Title:
ガスバリア性積層フィルム
Document Type and Number:
Japanese Patent JP4550309
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a gas barrier laminated film without losing gas barrier properties and excellent in peel strength in a printing or lamination process even if the laminated film having a composite film having a thin film layer comprising an inorganic oxide formed thereto as a barrier layer is used in a soft package. SOLUTION: A layer comprising a polyvinyl alcohol/olefin-maleic anhydride copolymer = 10/90-9/10 (mass ratio) is provided on at least the single surface of a thermoplastic resin film, and the inorganic oxide thin film layer is further formed on this layer.
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Inventors:
Atsuhiro Ishikawa
Nanjo Issei
Tsunetoshi Matsuda
Nakanishi Kiyotaka
Nanjo Issei
Tsunetoshi Matsuda
Nakanishi Kiyotaka
Application Number:
JP2001108541A
Publication Date:
September 22, 2010
Filing Date:
April 06, 2001
Export Citation:
Assignee:
UNITIKA LTD.
International Classes:
B32B9/00; C08J7/04; B32B27/28; B32B27/30; B32B27/32
Domestic Patent References:
| JP5310976A | ||||
| JP2000336195A | ||||
| JP2000289154A | ||||
| JP4298335A | ||||
| JP195038A |