Film multicouche

Multilayered film


The multilayered film has a base layer (A) and at least one surface layer (B). The film-forming component of base layer (A) is at least one copolymer of A1) ethylene and A2) an ethylenically unsaturated carboxylic acid or an ionomer thereof. The film- forming component of base layer (B) is an ethylene homopolymer or a copolymer of ethylene and at least one alpha-olefin having from 3 to 12 carbon atoms, or a blend of said polymers. The weight of the base layer (A) is from 25 to 75 percent by the total weight of (A) and (B). The multilayered film is useful for wrapping food.




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Patent Citations (3)

    Publication numberPublication dateAssigneeTitle
    EP-0229715-A2July 22, 1987E.I. Du Pont De Nemours And CompanyFilm multicouche rétractable, en polyoléfine, à retrait élevé, et à force de retrait faible
    EP-0243965-A2November 04, 1987Toyo Boseki Kabushiki KaishaAnti-fogging multilayered film and bag produced therefrom for packing vegetables and fruits
    US-4424243-AJanuary 03, 1984Kureha Kagaku Kogyo Kabushiki KaishaHeat-shrinkable laminate film

NO-Patent Citations (0)


Cited By (10)

    Publication numberPublication dateAssigneeTitle
    DE-3527436-A1February 05, 1987Alkor GmbhPlastics or plastic-containing film web
    DE-3527436-C2November 21, 1996Alkor GmbhMehrschichtfolie
    EP-2799235-A1November 05, 2014Dow Global Technologies LLCMultilayer films
    US-5427807-AJune 27, 1995The Dow Chemical CompanyMethod of packaging food products
    US-5562958-AOctober 08, 1996The Dow Chemical CompanyPackaging and wrapping film
    US-5589561-ADecember 31, 1996The Dow Chemical CompanyBioriented blown film
    US-5685128-ANovember 11, 1997The Dow Chemical CompanyMethod of packaging food products
    US-6482532-B1November 19, 2002Dow Global Technologies Inc.Easy tear non-halogenic food wrap
    WO-0216221-A2February 28, 2002E.I. Dupont De Nemours And CompanyActive amine scavenging film for fresh fish packaging
    WO-0216221-A3September 12, 2002Du PontFilm actif absorbant les amines pour emballage de poisson frais