Oxygen scavenging film with good interply adhesion, comprising a layer of a blend of an oxygen scavenger and a polymer, and a sealant layer

Oxygen scavenging film with good interply adhesion, comprising a layer of a blend of an oxygen scavenger and a polymer, and a sealant layer

Disclosed is an oxygen scavenger film comprising: a) a layer comprising a blend of an oxygen scavenger and a polymer selected from the group consisting of high density polyethylene, polypropylene, and propylene copolymer, and b) a sealant layer comprising a material selected from the group consistin...

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Bibliographische Detailangaben
Hauptverfasser: SPEEREW, RIVETT, JANET
Format: Patent
Sprache:eng
Schlagworte:
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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Beschreibung
Zusammenfassung:Disclosed is an oxygen scavenger film comprising: a) a layer comprising a blend of an oxygen scavenger and a polymer selected from the group consisting of high density polyethylene, polypropylene, and propylene copolymer, and b) a sealant layer comprising a material selected from the group consisting of ethylene/alpha olefin copolymer, ethylene/vinyl acetate copolymer, ionomer resin, ethylene/ acrylic or methacrylic acid copolymer and ethylene/ acrylate or methacrylate copolymer; wherein the hot tack strength of the film is at least 2.0 Newtons/inch at 135°C, according to ASTM F 1921-98, measured with DTC instrumentation, and the sealant layer is adjacent the first layer comprising an oxygen scavenger.