17 Cylinder joinings; Electrical insulating materials; Expansion joint fillers; Flexible plastic pipes for plumbing purposes; Insulating materials, namely, polyurethane foam and polyethylene foam; Insulating sleeves for power lines; Plastic film for industrial and commercial packing use; Plastic film for packing, cushioning, or stuffing purposes; Rubber packing for shipping containers; Synthetic plastic as semi-finished products in form of foils, plates, rods, profiles, hoses, tubes, blocks; Adhesive tape for sealing cartons for industrial or commercial use; Granulated materials, namely, granulated expanded schists, for the packing of biological filters used in water treatment and in odor treatment; Layered nonstick sheets of silicone and polytetrafluoroethylene (PTFE) for use in the manufacture of coated cookware; Tinted, laminated and reflective plastic films for use in home or auto windows