Substituted metallocene catalysts

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United States of America Patent

PATENT NO 9458254
APP PUB NO 20150025209A1
SERIAL NO

14325449

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Abstract

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This invention relates to novel bridged a hafnium transition metal metallocene catalyst compounds having two indenyl ligands substituted at the 4 positions with a C1 to C10 alkyl, where the 3 positions are hydrogen (assuming the bridge position is counted as the one position) and the bridging atom is carbon or silicon which is incorporated into a cyclic group comprising 3, 4, 5, or 6 silicon and/or carbon atoms that make up the cyclic ring.

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Patent Owner(s)

  • EXXONMOBIL CHEMICAL PATENTS INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Borisov, Ilya S Moscow, RU 8 111
Canich, Jo Ann M Houston, US 146 3713
Golenishchev, Arkady K Moscow, RU 3 64
Goryunov, Georgy P Moscow, RU 17 94
Izmer, Vyatcheslav V Moscow, RU 27 213
Kononovich, Dmitry S Moscow, RU 20 86
Kulyabin, Pavel S Moscow, RU 6 43
Uborsky, Dmitry V Moscow, RU 29 180
Voskoboynikov, Alexander Z Moscow, RU 67 466

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