High efficiency catalysts for varying olefin polymer molecular w

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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526122, 526127, 526128, 526352, C08F 402

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active

046999612

ABSTRACT:
Catalysts having high efficiency in preparing olefin polymers while controlling molecular weight distribution are disclosed. The catalysts utilize magnesium siloxide supports and the product polymer molecular weight distribution can be controlled by the catalyst preparation.

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