The catalyst components utilized in carrying out the invention involve a transition metal component, an electron donor component, and a co catalyst component which are sequentially mixed together in {HEAD ~ the course} of formulating {TAIL ~ the Ziegler type catalyst} to be charged to an olefin polymerization reactor 
The catalyst components utilized in carrying out the invention involve a transition metal component , an electron donor component , and a co catalyst component which are sequentially mixed together in { HEAD ~ the course } of formulating { TAIL ~ the Ziegler type catalyst } to be charged to an olefin polymerization reactor
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH