LyondellBasell Polypropylene grade Moplen HP550J B bụ homopolymer na-agba ọsọ nke ọma nwere usoro nkịtị.nkesa ibu molekul ma ejiri ngwugwu mgbakwunye izugbe mepụta ya. Moplen HP550J B bụemebere maka imepụta ihe nkiri ndị enwere ike ịgbanwe ka ọ bụrụ teepu agbatị maka iji ákwà.