POLYAMIDE BASE LAMINATED BIAXIALLY STRETCHED FILM

摘要

PURPOSE:To obtain a method for utilizing effectively raw material resins in providing a film excellent in oxygen barrier properties, bending pinhole resistance and toughness and suitable for soft packing of food, medicines and chemicals. CONSTITUTION:A polyamide base laminated biaxially stretched film is composed of a structure consisting of at least two kinds of layers selected from three layers composed of a mixture of aromatic polyamide and an ionomer resin, aliphatic polyamide and a mixture of two kinds of polyamides and an ionomer resin.