A specific order of addition involves {HEAD ~ mixture} of the transition metal component and {TAIL ~ the co catalyst component} for a contact time of 5 120 seconds followed by contact with an electron donor component for no more than 30 seconds 
of
A specific order of addition involves { HEAD ~ mixture } of the transition metal component and { TAIL ~ the co catalyst component } for a contact time of 5 120 seconds followed by contact with an electron donor component for no more than 30 seconds
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH