Zirconium containing catalysts and method of use

Details Zirconium containing catalysts and method of use Zirconium containing catalysts and method of use

1987-06-08

1988-09-27

Smith, Edward J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

502117, 526161, 5263472, C08F 464, C08F 1208

Patent

active

047743018

ABSTRACT:
Polymers of vinyl aromatic monomers having a high degree of syndiotacticity are prepared by contacting with a catalyst comprising a zirconium (IV) complex and polymethylaluminoxane under polymerization conditions.

REFERENCES:
patent: 3014887 (1961-12-01), Howard
patent: 3414553 (1968-12-01), Kern
patent: 4544762 (1985-10-01), Kaminsky et al.
patent: 4680353 (1987-07-01), Ishihara et al.

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