Polypropilene, ubwoko bwa polymer idafite uburozi, butagira impumuro nziza, uburyohe bwa opalescent polymer hamwe na kristu yo hejuru, aho gushonga hagati ya 164-170 ℃, ubucucike buri hagati ya 0.90-0.91g / cm3, uburemere bwa molekile ni 80.000-150.000.PP ni imwe muri plastike yoroshye yubwoko bwose muri iki gihe, cyane cyane ihagaze neza mumazi, hamwe nigipimo cyo gufata amazi mumazi amasaha 24 ni 0.01% gusa.
