水处理絮凝剂研究与应用进展_刘睿

水处理絮凝剂研究与应用进展＊刘睿1,3周启星2＊＊张兰英1王兵4孙丕武5(1吉林大学环境与资源学院水资源与水环境问题重点实验室,长春130026;2中国科学院沈阳应用生态研究所陆地生态过程重点实验室,沈阳110016;3辽宁省分析测试研究中心,沈阳110015;4沈阳市北部污水处理厂,沈阳110035;5沈阳市苏家屯区环境保护局,沈阳110101)【摘要】水处理絮凝剂的发展经历了从最初的传统絮凝剂,到无机高分子絮凝剂,再到有机高分子絮凝剂;从简单的天然有机高分子絮凝剂,到合成的有机高分子絮凝剂,再到基于生态安全性的天然改性有机高分子絮凝剂;从单纯的无机或有机高分子絮凝剂,到有机-无机复合絮凝剂;从化学絮凝剂,再到具有生态安全性能的生物絮凝剂.为了促进水处理絮凝剂的迅速发展和实际应用,本文综述了水处理絮凝剂在国内外的研究进展与应用现状,重点对化学和微生物两大类絮凝剂分别阐述了其特点以及在水处理中的应用情况,并对其发展方向进行了分析和评价;尤其是针对目前我国絮凝剂研究与开发应用中的不足,对今后的研究工作提出了一些建议和设想.关键词絮凝剂污水处理生态安全研究进展展望文章编号1001-9332(2005)08-1558-05中图分类号X13162文献标识码AAdvancesinresearchandapplicationofwater-treatmentflocculants.LIURui1,3,ZHOUQixing2,ZHANGLanying1,WANGBing4,SUNPiwu5(1KeyLaboratoryofWaterResourceandEnvironmentProblem,CollegeofEnvironmentandResources,JilinUniversity,Changchun130026,China;2KeyLaboratoryofTerrestrialE-cologicalProcess,InstituteofAppliedEcology,ChineseAcademyofSciences,Shenyang110016,China;3LiaoningProvinceCentreofAnalysisandTestingResearch,Shenyang110015,China;4ShenyangNorthernSewageTreatmentPlant,Shenyang110035,China;5EnviromentProtectionBureauofSujiatunDistrict,Shenyang110101,China).-Chin.J.Appl.Ecol.,2005,16(8):1558～1562.Water-treatmentflocculantsarebeingdevelopedfromtraditionaltoinorganic,frominorganictoorganic,fromnaturalorganictosyntheticorganic,fromsyntheticorganictomodifiednaturalorganic,frominorganicororganictoinorganic-organic,andfromchemicaltobiologicalwithecologicalsafety.Inordertopromotetherapiddevelop-mentandpracticalapplicationofwater-treatmentflocculants,theresearchprogressandapplicationsituationofflocculantsforwatertreatmentathomeandabroadwerereviewed.Inparticular,thecharacteristicsoftwoimpor-tantflocculanttypes,chemicalandmicrobiologicalflocculants,aswellastheirapplicationprocessesinwatertreatmentweresummarized,theirdevelopmentorientationswereanalyzedandevaluated,andthefutureresearchdirectionsaimedtoovercomethecurrentshortagesindevelopingandapplyingflocculantsinChinawereputforward.KeywordsFlocculant,Wastewatertreatment,Ecologicalsafety,Researchingadvancement,Pr