Catalyst for polymerizing an olefin and method for producing an olefin polymer
AssigneeMitsubishi Kasei Corporation
InventorsYoshinori Suga, Yasuo Maruyama, Eiji Isobe, Toru Suzuki, Fumihiko Shimizu
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Abstract
A catalyst for polymerizing an olefin which consists essentially of a product obtained by contacting (A) a metallocene-type transition metal compound, (B) at least one member selected from the group consisting of clay, clay minerals, ion exchanging layered compounds, diatomaceous earth, silicates and zeolites, and (C) an organic aluminum compound.
Claims21
A catalyst for polymerizing an olefin which consists essentially of a product obtained by contacting (A) a metallocene transition metal compound, (B) at least one member selected from the group consisting of ion exchanging layered compounds other than silicates and inorganic silicates, and (C) an organic aluminum compound of the formula A1R.sup.6.sub.j X.sub.3-j wherein R.sub.6 is a C.sub.1-20 hydrocarbon group, X is hydrogen, halogen or an alkoxy group, and j is a number satisfying 0<j.ltoreq.3.
Dependencies are inferred from the claim text.