I-Polypropylene, uhlobo lwe-polymer engeyona enobuthi, engenaphunga, engenakunambitheka ne-crystallization ephezulu, indawo encibilikayo phakathi kuka-164-170 ℃, ukuminyana phakathi kuka-0.90-0.91g/cm3, isisindo samangqamuzana singama-80,000-150,000. I-PP ingenye yepulasitiki elula kakhulu kuzo zonke izinhlobo okwamanje, ezinzile emanzini, izinga lokumunca amanzi emanzini amahora angama-24 lingu-0.01% kuphela.