Chinese Journal of Applied Chemistry ›› 1993, Vol. 0 ›› Issue (2): 35-37.

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SEPARATION OF FORMIC ACID-WATER AZEOTROPIC MIXTURES BY MEMBRANE DISTILLATION

Kong Ying, Wu Yonglie, Xu Jiping   

  1. Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, 130022 Changchun
  • Received:1992-03-20 Revised:1992-07-14 Published:1993-04-10 Online:1993-04-10

Abstract: The possibility of separation of formic add-water azeotropic mixtures by membrane distillation was studied for the first time. The results indicated that azeotope dissapeared when formic acid aqueous solution was treated by membrane distillation.

Key words: membrane distillation, separation, azeotrope, formic acid, water