Insulating materials; dielectric films; insulating film for use in the manufacture of electric circuits; electrical insulating materials; insulating film for electrical components and electrical connectors; insulating and protective interlayer dielectric materials and coatings; plastic laminated flexible composite materials in the nature of films and tapes for general industrial applications; adhesive tape and adhesive plastic film for industrial and commercial use; films and sheets made out of thermoplastics for use in the manufacture of circuit boards