Gaskets, namely insulating pipe joints; protective polyethylene, polypropylene and polyolefin film for use in the manufacture of packaging products; semi-processed plastic materials, namely, fittings for wrapping films, containers, seals, covers and closures; plastic fibers for non-textile use; insulating materials; latex for use in manufacture of packaging products; semi-processed synthetic resins, fibers, gums and rubbers for the manufacture of packaging, containers, seals, covers and closu...