MULTI-LAYER BIAXIALLY ORIENTED POLYPROPYLENE FILM HAVING AN IMPROVED BARRIER, A METHOD FOR THE PRODUCTION THEREOF, AND THE USE THEREOF

摘要

The invention relates to a multi-layer, sealable, biaxially oriented polypropylene film having improved barrier properties which is constructed of a base layer, of at least one sealable covering layer and of at least one intermediate layer. The intermediate layer contains a wax with an average molecular weight Mn ranging from 200 to 1200. The invention also relates to a method for producing the film and to the use thereof.