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Property Changes of DCS in OCC White Water Treating with Fenton Process
  
DOI:10.11980/j.issn.0254-508X.2016.08.006
Key Words:OCC white water  DCS  Fenton treatment  GC-MS
Fund Project:自然科学基金项目(2015GXNSFBA139038)。
Author NameAffiliation
李 馨1 1.广西大学轻工与食品工程学院,广西南宁,530004
2.广西金桂浆纸业有限公司,广西钦州,535008 
黄一健2 1.广西大学轻工与食品工程学院,广西南宁,530004
2.广西金桂浆纸业有限公司,广西钦州,535008 
闫兆晴1 1.广西大学轻工与食品工程学院,广西南宁,530004
2.广西金桂浆纸业有限公司,广西钦州,535008 
李明富1 1.广西大学轻工与食品工程学院,广西南宁,530004
2.广西金桂浆纸业有限公司,广西钦州,535008 
骆莲新1,* 1.广西大学轻工与食品工程学院,广西南宁,530004
2.广西金桂浆纸业有限公司,广西钦州,535008 
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Abstract:Application of OCC was restricted due to the DCS problem in white water circulation system causing by adhesives and printing ink. Fenton process was employed to degrade DCS (dissolved and colloidal substance) in OCC white water. The changes of physical and chemical properties of the DCS were analyzed. The results showed that, after Fenton treatment, the conductivity of the white water increased from 0.49 mS/cm to 1.838 mS/cm; turbidity significantly decreased from 30 NTU to 1.14 NTU; Zeta potential slightly ascended from -14.6 mV to -5.76 mV and the average diameter of DCS particles drastically descended from 429.5 nm to 301.7 nm. The analysis of GC-MS indicated that, the aliphatic acid such as palmitic acid, oleic acid, stearic acid and dehydroabietic acid of the DCS in the white water could be degraded effectively by Fenton process.
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