Polypropylene demand remained strong through the 2020 pandemic crisis and is booming in the Asia region, driven by strong Chinese import growth.
Thermocompression-equipped propane-propylene (PP) splitters are used to upgrade large quantities of refinery-grade propylene (RGP) to polymer-grade propylene (PGP).
Refinery hydrofining units must undergo planned and emergency shutdowns for catalyst changeover.