29886_络合萃取高浓度含酚废水工艺研究

广东化工wwwgdchemcorn2018年第4期第45卷总第366期络合萃取高浓度含酚废水工艺研究程海梅，资双飞，肖金超(I．广州I中利院沈阳自动化研究所分所，苹取技术实验室，广尔』’‘州511458：2．_l『j国科15'~iZI]LIft动化研究所，辽j7ZI]Ij110016)【摘要】采用离心萃取器对高浓度含酚废水进行萃取工艺研究。结果表明：以磷酸三丁酯(TBP)、烷基叔胺和磺化煤油组成萃取剂，络合萃取处理含酚废水的最佳工艺条件为：两相流比为2：I，离心机转速为4o00r／min，三级萃取时，含酚废水的脱酚率为99．12％．达到预处理的要求。[关键词]含酚废水；络合萃取；离心萃取[中图分类号]TQ【文献标识码]A【文章编号】1007-1865(2018)04—0064·02StudyonComplexationExtractionofHighConcentrationPhenolicWastewaterChengHaimei．ZiShuangfei．XiaoJinchao(1ExtractiontechnologylaboratoryShenYangInstituteofAutomation，GuangZhou，ChineseAcademyofSciences，Guangzhou5114582．ShenYangInstituteofAutomationChineseAcademyofSciences，Shenyang110016，China)Abstract：rhecentrifugalextractorforhighconcentrationphenolwastewaterbyextractionisadopted．rheresultsshowedthatextractantconsistingofthethreebutylphosphate，alkyltertiaryamineandsulfonatedkerosene，optimumconditionsfortheextractionofphenolicwastewaterfortwo—phasellowratiois2：1，centrifugespeedis4000r／minthreestageextraction，phenolicwastewaterofthephenolremovalratewa