Process for applying polysilicate barrier coatings upon...

Details Process for applying polysilicate barrier coatings upon... Process for applying polysilicate barrier coatings upon...

C - Chemistry, Metallurgy

08

J

C08J 7/04 (2006.01) B32B 27/32 (2006.01) B32B 33/00 (2006.01) C08J 5/18 (2006.01)

Patent

CA 2340759

A method for producing a coated polymeric article by co-extruding polypropylene and a maleic anhydride modified polypropylene, corona-treating, and applying a polysilicate barrier is described. Also provided are films and bottles produced using this method.

L'invention concerne un procédé de production d'un article polymère revêtu par co-extrusion de polypropylène et d'un polypropylène modifié par anhydride maléique, traitement corona et application d'une barrière polysillicate. L'invention concerne également des films et des bouteilles produits selon ce procédé.

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