Polymerization process

Details Polymerization process Polymerization process

1988-12-02

1990-01-30

Garvin, Patrick P.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526 97, 526124, 526160, 526352, 5263486, 502103, C08F 464, C08F 468

Patent

active

048974552

ABSTRACT:
An olefin polymerization supported catalyst comprising a support and the reaction product of a metallocene of Group 4b, 5b or 6b of the Periodic Table and an alumoxane, said reaction product formed in the presence of a support.

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Kaminsky, Preparation of Special Polyolefins from Soluble Zirconium Compounds with Alumoxane as Catalyst, pp. 293-304, Elsevier (1986).
Kaminsky, Polymerization and Copolymerization with a Highly Active, Soluble Ziegler-Natta Catalyst, pp. 225-244, 8/17/81, Midland Micromolecular Inst.
Sinn et al, Living Polymers on Polymerization with Exremely Productive Ziegler Catalysts, Agnew, Chem. Int. Ed., Engl. (1980), No. 5, p. 392.
Giannetti, Homogeneous Ziegler-Natta Catalysis II Ethylene Polymerization by II B Transition Metal Complexes/Alumoxane, (1985), pp. 2117-2133.

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