Slurry polymerization of maleic anhydride and acrylic acid in a

Details Slurry polymerization of maleic anhydride and acrylic acid in a Slurry polymerization of maleic anhydride and acrylic acid in a

1990-03-29

1991-04-16

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

050083554

ABSTRACT:
Slurry copolymerization of maleic anhydride with (meth)acrylic acid and, optionally, with C.sub.1 -C.sub.4 alkyl vinyl ether in a cosolvent system of cyclohexane and ethyl acetate yields a pumpable slurry, from which uniform, fine, white powders having a predetermined weight average molecular weight of about 10,000 to one million, preferably about 30,000 to 400,000, are obtained.

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