Kamfanin HP550J yana da lasisin Lyondell Basell'Fasaha ta Spheripol. Ana samar da propylene ta hanyar tsarin PDH, kuma yawan sinadarin sulfur na propylene monomer yana da ƙasa sosai. Samfurin yana da halaye na ƙarfi mai yawa, juriya mai yawa, kyakkyawan juriya, sauƙin sarrafawa, ƙarancin wari da sauransu.