Process for the preparation of a 1-olefin stereoblock polymer

Details Process for the preparation of a 1-olefin stereoblock polymer Process for the preparation of a 1-olefin stereoblock polymer

1987-11-25

1989-06-20

Smith, Edward J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

556 53, 526351, 502117, C08F 464, C08F 1006

Patent

active

048410047

ABSTRACT:
Stereoblock polymers of 1-olefins having long isotactic sequences are obtained at industrially favorable polymerization temperatures using a catalyst which comprises a metallocene compound having cyclopentadienyl radicals which are substituted by chiral groups, and an alumoxane.

REFERENCES:
patent: 4522982 (1985-06-01), Ewen
patent: 4542199 (1985-09-01), Kaminsky et al.

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