17 Packing and insulating materials; noise damping materials, namely, plastisols being dispensions of small polymer particles for coating surfaces; packing material, namely, shaped parts and padding material of rubber or plastics; flexible pipes, tubes, hoses, all not of metal, for industrial, construction and agricultural use; couplings, not of metal, for pipes, tubes, hoses, rigid pipes for industrial, construction and agricultural use; filling compounds, namely, expansion joint fillers; gaskets and gasket sealants of plastic for plumbing and automotive use; insulating membranes and tiles for water and moisture proofing; articles and materials for thermal insulation, namely, thermal insulators; articles and materials for electrical insulation, namely, electric insulators; synthetic plastics as semi-finished products in the form of foils plates, rods, profiles, hoses, tubes, blocks; resins in extruded form for general industrial use; finished and semi-finished products adapted for a specific use, included in this class, namely, clutch linings, brake linings, rubber or plastic materials for the restoration by recapping of tyres; vibration dampers, namely, shock absorbing buffers of rubber or plastic for industrial machinery; plastic sheeting for use in agriculture, horticulture and forestry for covering purposes; masking films for use in graphic arts and photography; anti-glare films of plastic for use on windows and glass panels; plastic sealing films of polyurethane or other plastic for use in sealing and insulating; semi-processed synthetic filter materials of plastic for use in general industry; adhesive tapes, adhesive strips and adhesive films, all for industrial and commercial use