Gas barrier film

The present invention relates to a gas barrier film where a polyurethane resin layer and an inorganic layer are disposed in this order from a polyester resin film side on at least one surface of a polyester resin film, wherein the polyurethane resin constituting said polyurethane resin layer is a re...

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Bibliographic Details
Main Authors ARAI TAKASHI, SUMI SAORI, TATEISHI YASUSHI, HIROTA KUSATO
Format Patent
LanguageEnglish
Published 28.05.2013
Subjects
LAYERED PRODUCTS
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
PERFORMING OPERATIONS
TRANSPORTING
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Summary:The present invention relates to a gas barrier film where a polyurethane resin layer and an inorganic layer are disposed in this order from a polyester resin film side on at least one surface of a polyester resin film, wherein the polyurethane resin constituting said polyurethane resin layer is a resin containing a skeleton represented by the following formula (1) and/or the following formula (2). The present invention provides a gas barrier film having excellent oxygen insulation and water vapor insulation.
Bibliography:Application Number: US201213557811