Chogulitsachi ndi PP homo-polymer, chomwe chili ndi phulusa lochepa komanso madzi ake ndi abwino. Ulusi umodzi wopangidwa kuchokera ku utomoni uwu uli ndi mphamvu zambiri zokoka komanso mphamvu zabwino zopota.
Mapulogalamu
Chogulitsachi chimagwiritsidwa ntchito makamaka popanga nsalu yopota mwachangu kwambiri, yomwe imaphatikizapo mitundu yonse ya ulusi wa paketi, chingwe cholongedza, lamba wonyamula katundu, lamba woteteza magalimoto ndi zina zotero.
