IN-LINE COATED BIAXIALLY ORIENTATED POLYPROPYLENE BASED ANTISTATIC MONO OR MULTILAYER FILMS

摘要

The invention relates to an acrylic/maleic based antistatic in-line coated multilayered biaxially oriented polypropylene (BOPP) based film comprising: " a skin layer comprising a polypropylene or the mixture of polypropylene with copolymer or terpolymer and in-line surface coated thin antistatic layer; " two inner layers between the skin layer and the core layers and between the core and the outer layers, comprising a polypropylene or the mixture of polypropylene with copolymer or terpolymer, " a core layer between two said inner layers, comprising polypropylene, " a treated outer layer comprising a polypropylene or copolymer or terpolymer, The disclosure also includes the process for producing inline coated BOPP films wherein in-line coating system is revised, improved and integrated into standard flat tenter biaxially oriented polypropylene processing and manufacturing line.