17 Plastics, in extruded form, for use in further manufacture; plastics, based on biopolymers and in extruded form, for use in further manufacture; plastics, in extruded form and produced using biopolymers, for use in further manufacture; plastics, in extruded form and based on renewable raw materials, for use in further manufacture; plastics, in extruded form and based on renewable natural raw materials, for use in further manufacture; sealing materials, namely, plugs made primarily from rubber, packing material for forming seals, rubber seals for jars, silicone sealants, sealants for buildings, adhesive sealants for general use; packing materials of rubber or plastics; insulating materials; goods made from plastics produced using biopolymers, namely, padding for impact protection; soundproofing materials; semi- processed foams or films of plastic used as filtering material for the packing of filters used in water treatment and in odor treatment; semi-processed plastic or foam products, namely, packing foam in sheet form and open cell foam in roll form; rubber sleeves for protecting parts of machines; rubber bumpers, namely, rubber bump stops in the nature of padding materials of rubber; rubber stoppers for industrial packaging containers; rubber buffer shock absorbers, namely, shock buffers of rubber for industrial machinery; insulators, namely, electrical, thermal and acoustic insulators; foils of metal for insulating; reinforcing materials, not of metal, for pipes; hoses of textile material; flexible hoses, not of metal; pipes made of rubber for motor vehicles; cylinder jointings being cylinder joinings; flexible pipes, flexible tubes, hoses and fittings therefor, and fittings for rigid pipes, all non-metallic; non-metallic valves for flexible pipes, flexible tubes and hoses, namely, rubber clack valves; non-metal seals for plastic pipe connections; sealants, namely, polyurethane sealants; fillers, namely, expansion joint fillers and grout sealants; insulation and barrier articles and materials, namely, polyurethane foam and polyethylene foam, heat and acoustical composite insulating shield for automobiles and machinery; insulation linings, namely, foam insulation for use in building and construction; acoustic insulation articles and materials, namely, acoustic insulation panels; unprocessed and partially processed materials, not adapted for a specific purpose, included in this class, namely, polyester, mineral fibers, elastomers, cellulose, fibers impregnated with synthetic resins, synthetic and composite materials, namely, carbon fibers, cellulose acetates, glass fibers and glass wool, cast nylon for use in manufacture, chemical fibers not for textile use, microporous synthetic films for the manufacture of protective clothing, protective work clothing, rain protective clothing, and for use in manufacture, microporous synthetic strips for the manufacture of protective clothing, self- lubricating cast polyamides for use in manufacture, synthetic fibers, except for textile purposes, viscose films, except for packaging and packing purposes, recycled polyester resins in pellet form for use in further manufacture}; viscose sheets for packing, cushioning, or stuffing purposes; resins in extruded form for general industrial use; semi-worked plastic substances, namely, semi-worked synthetic plastic as semi-finished products in form of pellets, rods, foils, foams, fibers, films and sheets; films, sheets and rods, being plastics in extruded form for use in manufacture; roll goods, namely, rolls of plastic foils, mats and sheets for manufacturing; round rods, namely, semi-processed plastic in the form of rods; profiles, namely, plastic composite material in the form of profiles, for use in manufacturing; rubber bars and rods; plastic rods and bars; plastics in the form of films, blocks, rods and tubes for use in manufacturing; non-metallic pipe connectors; hoses for air supply in vehicles; temperature and vibration insulating materials for tanks