Catalyst for olefin polymerization

Details Catalyst for olefin polymerization Catalyst for olefin polymerization

C - Chemistry, Metallurgy

08

F

252/107, 252/62,

C08F 4/64 (2006.01) C08F 4/60 (2006.01) C08F 10/00 (2006.01)

Patent

CA 1306736

ABSTRACT A catalyst for olefin polymerization which comprises a combination of Component A, a solid catalyst component,obtained by contacting a component (i), which is a solid component comprising titanium, magnesium and halogen as essential elements, with a component (ii), which is a silicon compound represented by formula RlR23-nSi(OR3)n where R1 stands for a branched hydrocarbon residue, R2 stands for a hydrocarbon residue which is the same as or different from R1, R3 stands for a hydrocarbon residue and n stands for a number satisfying an equation: l?n?3, Component B which is an organoaluminum compound, and Component C which is compound represented by a formula M(OR4)xR5yXz in which M stands for an element selected from the group consisting of B, Al, C, Si, Sn, P, S, Cl, Br, I, Fe, Ti, V, Zr, Mg, Ca and Zn, R4 and R5 each stand for a hydrocarbon residue having 1 to 20 carbon atoms which are the same as or different from each other and X stands for halogen atom, each of x, y, and z is a number which is equal to zero or is equal to or less than the valency of the element M and the sum of x, y and z is equal to the valency of the element M.

547920

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