清洁的胡椒基丁醚生产工艺的研究I,5-丙基-1,3-苯并二氧杂茂的氯甲基化废水的处理  

Studies on Environmentally Sound Technology for Producing Piperonyl Butoxide I.Treatment of Waste Water from Chloromethylation of 5-Propyl-1,3-Benzodioxole

作　　者：蓝文祥[1] 

机构地区：[1]渝州大学化学系,重庆400033

出　　处：《重庆环境科学》2000年第3期52-54,共3页Chongqing Environmental Science

基　　金：胡椒基丁醚的研制为重庆市科学基金

摘　　要：报道了胡椒基丁醚生产中 5-丙基 - 1 ,3-苯并二氧杂茂的氯甲基化的废水处理 ,该废水经蒸馏可回收 94%的盐酸 ,此酸吸收氯化氢后浓度在 36%以上 ,可再用于氯甲基化反应。蒸馏残液经分油、Fenton试剂处理和五次活性炭柱吸附后 CODcr等项指标均可达到国家二类污染物的一级排放标准。Treatment of waste water in chloromethylation of 5-propyl-1,3-benzodioxole during making piperonyl butoxide was reported in this paper.It included recovery of hydrochloride by distillation,separation from the oily residual,treatment with Fenton Reagent,and adsorption with active carbon five times.Main indicators of the treated waste water completely conforms with the Discharge Standard of Class 1 on Pollutants of Group Ⅱ of China.

关 键 词：胡椒基丁醚 苯并二氧杂茂 氯甲基化 废水处理 

分 类 号：X783.03[环境科学与工程—环境工程] X383