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.
申请公布号
WO2015009479(A1)
申请公布日期
2015.01.22
申请号
WO2014US45652
申请日期
2014.07.08
申请人
EXXONMOBIL CHEMICAL PATENTS INC.
发明人
CANICH, JO ANN M.;BORISOV, ILYA S.;GOLENISHCHEV, ARKADY K.;GORYUNOV, GEORGY P.;UBORSKY, DMITRY V.;KULYABIN, PAVEL S.;KONONOVICH, DMITRY S.;IZMER, VYATCHESLAV V.;VOSKOBOYNIKOV, ALEXANDER Z.