17 Junctions for pipes comprised primarily of rubber and also containing metal; junctions for pipes comprised primarily of plastic and also containing metal; pipe couplings and joints of plastic; oil absorbent foils, sponges, pads, pillows, sheets, films, cords, ribbons, fences, mats, tubes, streamers, flags, blocks, balls and pellets for containing oil spills; oil adsorbent foils, sponges, pads, pillows, sheets, films, cords, ribbons, fences, mats, tubes, streamers, flags, blocks, balls and pellets for containing oil spills; seals, namely, rubber seals for jars, non-metal sealing rings for use as connection seals, cylinder joinings, packing material for forming seals; weatherstripping compositions, namely, Weatherstripping sealants in the nature of caulk; sealant compounds for joints; substances for insulating buildings against moisture; chemical compositions for repairing leaks of any kind of liquids, fluid and gas, namely, adhesive sealants; non-conducting materials for retaining heat in the nature of insulating materials; reinforcing materials, not of metal, for pipes; pipe couplings and joints, not of metal; floating anti-pollution barriers; insulating materials; electrical insulating materials; chemical fiber composed of plastics for use in manufacturing products in the fields of food packaging materials, medical packaging materials, paper products, paints, coating materials, construction materials, building materials, cosmetics, toiletry, commodities, sanitary materials, vehicle, furniture materials, plastic materials, industrial materials, industrial equipment and machinery; chemical fiber yarn and thread composed of plastics for use in manufacturing products in the fields of food packaging materials, medical packaging materials, paper products, paints, coating materials, construction materials, building materials, cosmetics, toiletry, commodities, sanitary materials, vehicle, furniture materials, plastic materials, industrial materials, industrial equipment and machinery; acoustic insulating materials; soundproofing material; packing materials of rubber or plastics; cushioning materials of plastics for packing in the nature of packaging and stuffing; plastic films for agricultural purposes; semi-finished plastic composite materials jointed, hybridized and integrated with metal; plastic sheeting for agricultural purposes; protective film of plastic, other than for wrapping, for use in commercial or industrial manufacturing; flexible pipes, not of metal; flexible tubes and hoses, not of metal; self-adhesive tapes for industrial or commercial use; metalized plastic films, other than for wrapping, for use in manufacturing; adhesive tapes for industrial purposes; adhesive tapes, other than stationery and not for medical or household purposes; adhesive bands, other than stationery and not for medical or household purposes; conductive plastic films, other than for wrapping, for use in commercial or industrial manufacturing; conductive plastic sheets for use in commercial or industrial manufacturing; plastic films for protecting surfaces, for use in industrial applications; adhesive-coated plastic films for protecting surfaces, for use in industrial applications; plastic semi-worked products, namely, semi-worked synthetic plastic and synthetic resins as semi-finished products in the form of pellets, rods, foils, foams, fibers, films and sheets; foamed plastic sheets for use in further manufacture; reflective plastic films and sheets for use in further manufacture for commercial and industrial use; reflective plastic films for use in further manufacture for commercial and industrial use; semi-worked synthetic resins as semi-finished products in the form of polarizing films; piezoelectric plastic films; piezoelectric plastic sheets for use in manufacturing; metalized plastic sheets, other than for wrapping for use in manufacturing; artificial resins, semi-finished; laminated boards of plastics for use in manufacturing; semi-finished rubber composite materials jointed, hybridized and integrated with metal; adhesive-coated plastic sheets for use in manufacture; semi-finished plastics in the form of sheets, other than for wrapping; plastic film, other than for wrapping for use in manufacturing; plastic film other than for wrapping for commercial and industrial use; plastic films for use in the manufacture of plastic films used as packaging for food; heat-shrinkable plastic films for commercial and industrial use; plastic substances, semi-processed; plastic semi-worked products for use in manufacture of bags and pouches of plastics, for packaging; plastic films for use in manufacture of bags and pouches of plastics, for packaging; plastic sheets for use in manufacture of bags and pouches of plastics, for packaging; plastic semi-worked products for use in manufacture of plastic film for wrapping; plastic films for use in manufacture of plastic film for wrapping; plastic sheets for use in manufacture of plastic film for wrapping; plastic semi-worked products for use in manufacture of plastic sheets for wrapping; plastic films for use in manufacture of plastic sheets for wrapping; plastic sheets for use in manufacture of plastic sheets for wrapping; plastic film other than for wrapping; film made from polyolefin resin, other than for wrapping; semi-finished plastics in the form of plastic tubes, boards, poles, or bars; plastic sheets or films, other than for wrapping, for preventing bacteria and fungus growing for use in commercial or industrial manufacturing; shock-absorbing buffers of rubber or plastics for packing purposes; thermal insulating, soundproofing, and acoustic insulation materials for railroad tracks; thermal insulating, soundproofing, and acoustic insulation materials for highways; fabrics for thermal insulating, soundproofing, and acoustic insulation; felt for thermal insulating, soundproofing, and acoustic insulation; nonwoven fabrics for thermal insulating, soundproofing, and acoustic insulation; thermal insulating materials not for buildings; compositions to prevent the radiation of heat in the nature of insulating materials; acoustical insulation barrier panels; soundproofing panels; thermal insulating, soundproofing, and acoustic insulation materials made of plastics; thermal insulating, soundproofing, and acoustic insulation materials made of non-woven fabrics