Recovering pyridine by simple distillation and phase separation with salt was studied.
研究了普通精馏与加盐分相技术在回收吡啶中的应用。
Output of styrene monomer was 82.3 % . Purity was 99.9 % , obtained by simple distillation.
粗产物经简单蒸馏,苯乙烯的总回收率为82.3%,苯乙烯纯度可达99.9%。
Crude product by simple distillation, styrene recovery was 89.41% of total styrene monomer purity of 99.9%, and catalyst recycling, the effect is better.
粗产物经简单蒸馏,苯乙烯的总回收率为89.41%,苯乙烯单体纯度可达99.9%以上,并对催化剂进行再生利用,效果较为理想。
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