Deactivating and removing aluminum and titanium contaminant from

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Treating polymer containing material or treating a solid...

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528488, C08F 152, C08F 188

Patent

active

RE0290041

ABSTRACT:
A polymerization reaction product comprising a solution of a poly(1-alkene) and a hydrocarbon polymerization solvent is purified of Ziegler-Natta aluminum and titanium containing catalyst residue by treating with flux-calcined diatomite to deactivate and insolubilize the aluminum and titanium and filtering out the insolubilized aluminum and titanium.

REFERENCES:
patent: 2935499 (1960-05-01), Albright et al.
patent: 3876600 (1975-04-01), Cupples et al.

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