| 摘要 |
Disclosed is a single-layer or multilayer tubular food film, wherein the film is manufactured of a homogeneous molten plastic material in a (co-)extrusion film blow molding plant by means of (co-)extruded plastics supplied to a nozzle of a blow head and biaxially stretched in the triple-bubble process, characterised in that, the plastic material is produced of a plastic blend of polyethylene terephthalate or a blend of various polyethylene terephthalates, and polyvinyl alcohol and/or polyether block amide (thermoplastic elastomer). Also disclosed is the method for the manufacture of the film. |
