Propene polymer; stereoregularity (iso/syndio/atactic) dictates crystallinity + mechanics. Isotactic PP via Ziegler-Natta or metallocene; melts ~165°C. Second-largest polymer by volume.
Propene polymer; stereoregularity (iso/syndio/atactic) dictates crystallinity + mechanics. Isotactic PP via Ziegler-Natta or metallocene; melts ~165°C. Second-largest polymer by volume.