Unreacted butadiene is removed by flash distillation, and syrene by steam-stripping in a column.

未反应的丁二烯通过闪蒸去除，苯乙烯在萃取塔中通过蒸汽萃取（剥离） 。

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Unreacted butadiene is removed by flash distillation, and syrene by steam-stripping in a column.

未反应的丁二烯通过闪蒸去除，苯乙烯在萃取塔中通过蒸汽萃取（剥离） 。

youdao