Polypropylene ni polymer y'umweru idahumanya, idafite impumuro, kandi idasembuye cyane, ifite ubushyuhe bwa 164 ~ 170 ° C, ubucucike bwa 0.90-0.91g / cm%, kandi ifite uburemere bwa molekile hagati ya 80.000 na 150.000. Ni imwe mu moko yoroheje cyane ya pulasitiki muri iki gihe. Irakomera cyane ku mazi, kandi amazi yayo yinjira mu mazi amasaha 24 ni 0.01% 6 gusa.
