This study focused on the recovery of aromatic polycarboxylic acids from the mother liquor of manufacturing trimellitic anhydride and it's application for making mixed plastifier.
本研究对生产偏酐所产生的母液中含有的芳香族羧酸加以回收，用于生产混合酯增塑剂。
The recovery and utilization of steam condensate, filter pressing water, exhaust tap water and mother liquor from PVC production are introduced.
介绍了在PVC生产过程中产生的蒸汽冷凝水、压滤水、废自来水、母液水的回收和综合利用的情况。
This paper relates to the pretreatment of the mother liquor of ammonolysis andbromic recovery method in the new synthesis method of CLT acid.
本文介绍在新法合成CLT酸中， 氨 解母液的预处理和溴的回收方法。
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