Catalytic wet air oxidation of dyeing and printing wastewater

L. Lei, X. Hu, H. P. Chu, G. Chen, P. L. Yue

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

79 Citations (Scopus)

Abstract

The treatment of dyeing and printing wastewater from the textile industry by oxidation was studied. The reaction was carried out in a two-litre high pressure reactor. In order to promote the oxidation of organic pollutants present in the wastewater, experiments were conducted using various catalysts including metal salts, metal oxides, and porous alumina supported metals. All catalysts tested were able to enhance the conversion of organic compounds in wastewater, shorten the reaction time, and lower the reaction temperature. The alumina supported catalyst has an advantage over other catalysts in that it can be easily separated from the treated wastewater by filtration and recycled. The conditions in preparing the catalyst supported by porous alumina were experimentally optimised.
Original languageEnglish
Pages (from-to)311-319
JournalWater Science and Technology
Volume35
Issue number4
DOIs
Publication statusPublished - 1997
Externally publishedYes
EventProceedings of the 1996 International Conference on Oxidation Technologies for Water and Wastewater Treatment - Clausthal-Zellerfeld, Ger
Duration: 12 May 199615 May 1996

Bibliographical note

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Research Keywords

  • Alumina
  • Catalyst
  • Dyeing and printing wastewater
  • Wastewater treatment
  • Wet air oxidation

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