Slurry polymerization of crosslinked maleic anhydride-alkyl viny

Details Slurry polymerization of crosslinked maleic anhydride-alkyl viny Slurry polymerization of crosslinked maleic anhydride-alkyl viny

1990-01-11

1991-07-23

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C08F 3402

Patent

active

050344889

ABSTRACT:
A polymerization process is described herein for making crosslinked copolymers of maleic anhydride and an alkyl vinyl ether characterized in that polymerization is carried out in a solvent system which is a mixture of a carboxylic acid ester and a saturated hydrocarbon, preferably a mixture of ethyl acetate and cyclohexane in the weight ratio of about 35% to 55% ethyl acetate and 45% to 65% cyclohexane.

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