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類Fenton氧化技術(shù)去除聚丙烯酰胺的研究

發(fā)布時間:2019-06-06 03:07
【摘要】:以模擬部分解聚丙烯酰胺(HPAM)污水為處理對象,采用過氧乙酸氧化法和淀粉-碘化鎘法,研究了類Fenton試劑對HPAM的氧化降解作用。考察了氧化時間、初始濃度、pH值等對HPAM降解性能的影響,確定了其最佳操作條件為:[CH_3COOOH]=10mg/L,[Fe~(2+)]=400mg/L,pH=3,反應(yīng)時間為15min時,去除率可達(dá)81%。研究表明,CH_3COOOH為氧化劑的類Fenton氧化法對聚丙烯酰胺污水具有較好的處理效果。
[Abstract]:The oxidative degradation of HPAM by Fenton-like reagents was studied by peracetic acid oxidation and starch-cadmium iodide method in the treatment of simulated partially hydrolyzed polyacrylamide (HPAM) wastewater. The effects of oxidation time, initial concentration and pH value on the degradation of HPAM were investigated. The optimum operating conditions were determined as follows: [CH_3COOOH] = 10 mg 路L, [Fe~ (2)] = 400 mg / L, pH 鈮,

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