Process for purifying rubbery polymers

Details Process for purifying rubbery polymers Process for purifying rubbery polymers

1984-09-18

1986-04-08

Michl, Paul R.

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

Synthetic resins

Treating polymer containing material or treating a solid...

528499, C08F 608

Patent

active

045814317

ABSTRACT:
A process for purifying a rubbery polymer by removing a catalyst residue from a rubbery polymer containing the catalyst residue obtained by polymerizing in slurry ethylene and an .alpha.-olefin or ethylene, an .alpha.-olefin and a non-conjugated diene in a poor solvent with a catalyst consisting of an organoaluminum compound and a transition metal compound, characterized in that the removal of the catalyst residue is conducted by water extraction consisting of

REFERENCES:
patent: 3740381 (1973-06-01), Di Drusco et al.

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