Catalyst composition having improved comonomer reactivity

Details Catalyst composition having improved comonomer reactivity Catalyst composition having improved comonomer reactivity

1995-11-28

1998-05-26

Wu, David W.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Plural component system comprising a - group i to iv metal...

502117, 502120, 502152, 526129, 526153, 526160, 526943, C08F 464

Patent

active

057564167

ABSTRACT:
A catalyst composition comprising A) an aluminoxane-impregnated support prepared by contacting an aluminoxane with an inert carrier material and heating to a temperature of at least about 80.degree. C.; B) a metallocene of the formula:

REFERENCES:
patent: 4242479 (1980-12-01), Yokota et al.
patent: 5122491 (1992-06-01), Kioka et al.
Soga, et al., "Activation of SiO.sub.2-s upported zirconocene catalysts by common trialkylaluminiums", Makromol, Chem 194: 3499-3504 (1993).

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