I-polymer ngokuqhelekileyo ikwimeko ye-anoxic phantsi kweemeko ze-extrusion processing, kwaye inkqubo iqulethe inani elikhulu le-carbon radicals kune-alkoxy radicals kunye ne-hydroxyl radicals.Ke ngoko, eyona nkqubo ifanelekileyo yokuzinza kufuneka ikwazi ukubamba iiradicals zasimahla zekhabhoni ngempumelelo.I-hydroxylamine antioxidant ekhankanywe ngasentla luhlobo lwe-carbon radical trapping agent.