A method for producing dinuclear transition metal complexes as olefin polymerization catalyst

摘要

The present invention relates to a method of producing a catalyst for olefin polymerization, and then reacting a transition metal substituent on the cyclopentadienyl ligand compound represented by the general formula 1 dinuclear represented by the general formula [2] used in the olefin polymerization, the transition with the metal It relates to a process for the preparation of the metallocene catalyst. ; (Compound 1) ; _{Cp-Si (R) 2 HNANHSi} (R) 2 -Cp ; In the general formula 1 ; A is C _2-30 alkylene, arylene, substituted arylene, cycloalkylene, substituted cycloalkylene, bi-arylene, arylene substituted by a; ; Cp is a cyclopentadienyl group, substituted cyclopentadienyl group, indenyl group, substituted indenyl group, fluorenyl group, a substituted fluorenyl group selected from cycloalkyl groups having cyclopentadienyl ligand; ; R is a C _1-20 alkyl; ; H is a hydrogen atom; ; Si is a silicon atom; ; N is a nitrogen atom. ; (Compound 2) ; In the general formula 2, ; A, R, Si, N and Cp are as defined above, ; M is a Group 4 transition metal, titanium, zirconium, hafnium, ; X is a halogen atom or C _1-6 alkyl. ; Catalyst, the metallocene, the transition metal, production method, titanium, zirconium, hafnium