Tetrahydrofluorenyl containing group 4 metallocenes useful as catalysts for the polymerization of olefins, process for their preparation and use of said metallocenes for the polymerization of olefins

Novel silylene or ethylene bis(tetrahydrofluorenyl)metallocenes are synthesized and used as olefin polymerization catalysts.
Los bis(tetrahydrofluorenyl)metallocenes del silylene o del etileno de la novela se sintetizan y se utilizan como catalizadores de la polimerización del olefin.

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