Wɔde ethylene propylene rɔba (titiriw binary ethylene propylene rɔba) di dwuma kɛse sɛ viscosity index modifier (OVI anaa VII) ma hydrocarbon ngo pii na ama ngo no srade atu mpɔn wɔ ɔhyew a ɛkorɔn ne nea ɛba fam mu na ama ngo no atumi ayɛ adwuma yiye wɔ tebea horow a ɛyɛ static ne dynamic nyinaa mu.
Ethylene propylene rɔba hwehwɛ tumi a ɛma ɛyɛ den kɛse, pour point a ɛba fam ne shear stability index a ɛba fam bere a wɔde di dwuma sɛ modifier additive ma srade, pɛtro ne diesel.

Kamfo kyerɛ:
EPDM:CO 033;CO 034;CO 043;CO 054;