Lyondell Basell nyere HP550J ikike'Teknụzụ Spheripol. A na-emepụta propylene raw ihe site na usoro PDH, ọdịnaya sọlfọ nke propylene monomer dị oke ala. Ngwaahịa ahụ nwere njirimara nke ike dị elu, nnukwu siri ike, ezigbo ductility, nhazi dị mfe, obere isi na ihe ndị ọzọ.