[EN] BISINDENYL ZIRCONIUM COMPLEXES FOR USE IN THE POLYMERISATION OF OLEFINS [FR] COMPLEXES DE ZIRCONIUM DE BISINDENYLE UTILISABLES POUR LA POLYMERISATION D'OLEFINES
[EN] BISINDENYL ZIRCONIUM COMPLEXES FOR USE IN THE POLYMERISATION OF OLEFINS [FR] COMPLEXES DE ZIRCONIUM DE BISINDENYLE UTILISABLES POUR LA POLYMERISATION D'OLEFINES
A process for the preparation of indanones of the formula II from indanones of the formula I or of indanones of the formula IIa from indanones of the formula Ia
1
comprises reacting an indanone of the formula I or Ia with a coupling component.
Bisindenyl zirconium complexes for use in the polymerization of olefins
申请人:Okumura Yoshikuni
公开号:US20060252637A1
公开(公告)日:2006-11-09
The present invention relates to organometallic transition metal compounds of the formula (I); biscyclopentadienyl ligand systems having such a substitution pattern, catalyst systems comprising at least one of the organometallic transition metal compounds of the present invention, a process for preparing polyolefins by polymerization or copolymerization of at least one olefin in the presence of one of the catalyst systems of the present invention and also the use of the biscyclopentadienyl ligand systems of the present invention for preparing organometallic transition metal compounds.