[EN] ZIEGLER-NATTA CATALYST SYSTEMS COMPRISING A 1,2-PHENYLENEDIOATE AS INTERNAL DONOR AND PROCESS FOR PREPARING THE SAME<br/>[FR] SYSTÈMES CATALYTIQUES DE ZIEGLER-NATTA COMPRENANT UN 1,2-PHÉNYLÈNEDIOATE COMME DONNEUR INTERNE ET LEUR PROCÉDÉ DE PRÉPARATION
申请人:INDIAN OIL CORP LTD
公开号:WO2014013401A1
公开(公告)日:2014-01-23
A catalyst composition for use as precursor for Ziegler-Natta catalyst system, said catalyst composition comprising a combination of magnesium moiety, titanium moiety and an internal donor containing at least one 1,2-phenylenedioate compound of structure (A). Also, the present invention provides a process for preparing the aforesaid catalyst composition. Further, the present invention provides a Ziegler-Natta catalyst system incorporating the aforesaid catalyst composition and a method for polymerizing and/or copolymerizing olefins using the Ziegler-Natta catalyst system. (A)