Assertion: propoxylated allyl alcohol | /r/ObjectUse | used in the invention
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Source sentences:
text: Because the propoxylated allyl alcohols used in the invention have an average of 2 or less oxypropylene units, they are volatile enough to use in excess in copolymerizations with vinyl aromatic monomers; unreacted propoxylated allyl alcohols are efficiently recovered by distillation and reused.