Polymers of propylene or of other olefins, in primary forms (excl. polypropylene, polyisobutylene, propylene copolymers, and a A-B-A block copolymer of polystyrene, ethylene-butylene copolymer and polystyrene, containing by weight <= 35% of styrene)
Olefini, polimeri propilena, drugi, ostali