沸石负载型TiO2的制备及其降解含酚废水的研究

40520123GuangzhouChemicalIndustryVol．40No．5March．2012TiO21221112665552257026。。pH6～8100mm2h0．7g/L。X522A1001－9677201205－0096－031987－。AStudyonPreparationofZeolite－typeTiO2andDegradationofWasteWaterIncludingPhenolLIJin－hui1WANGHai－feng2DINGHui2ZHANGXiu－xia1LIHai－peng11DepartmentofEnvironmentalEngineeringChinaUniversityofPetroleumShandongQingdao2665552ShengliEngineering＆ConsultingCo．Ltd．ShandongDongying257026ChinaAbstractUnedrr．t．TiO2wasdirectlyloadedonthezeoliteandzeolite－typeTiO2waspreparedwhichcanbeeasilyrecycled．Theperformanceofthiscatalystonthedegradationofwastingwaterwasstudiedincludingphenolanda-nalysisfactorsaffectedthetest．FromtheresultoftheexperimentthebestconditionswerethattherangeofpHwas6～8appropriatedistancewas100mmandilluminationtimewasabout2h．Thedosageofcatalystwas1．4g/L．Keywordsphotocatalyticloadingwithzeolitetitaniumdioxidephenol－containingwasterwater、、、、、21。、、TiO2。11．1pH－multiN/C2100/2100S。。1．2TiO21－41100105℃5h。30min2100mL10mL、15mL15minA3100mL1．6mL、2mLB4AB3g30min580℃2h7℃450℃2h。22．16100mg/L500mL53gpH650mm75mm100mm125mm150mm。2hTOCTOC1。405TiO29711。。100mm。2．2PH100mg/L610mm100mmpH2、4、6、8、102hTOCTOC2。2pH2pH7pHpH6～8。2．37100mg/L10mm100mmpH=620minTOC3。33TiO2。2．48100mg/L510mm100mmpH=62h。0g0．3g0．6g0．9g1．2g1．5gTOC4。44。。。VL∶Mg=1∶0．7。31pH6～8100mm2hVL∶Mg=1∶0．7。2。3。。1．J．200925451－65．2．J．2004242117－119．3．TiO2J．200115629－31．4．J．20053441－5．98201235．TiO2J．199994815－820．6．J．2004204424－429．7．/J．20102311101～104．8．TiO2J．200822121－26．9．J．2009262101－105．10ZhaoYinLiChunzhongLiuXiuhongetal．Synthesisandopticalprop-ertiesofTiO2nanopartelesJ．MaterialsLetters200761179－83．11FotouGeorgePVemurySfinivasPratsinisSotirisE．Synthesisandeval-uationoftitaniapowdersforphotodestruetionofphenolJ．ChemicalEngineeringScience199449244939－4948．12VullietEEmmelinCChovelonJ－Metal．Photocatalyticdegrada-tionofsulfonylureaherbicidesinaqueousTiO2J．Appl．Catal．BEnviron200238檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵127－137．93330min/minτ0/Paμ/Pa·s013．10．7158．640．62104．710．59155．600．47205．820．60257．500．643MFS120min。15min。0min、5min、10min、15min、20min25min186Pa、133Pa、109Pa、94Pa、100Pa157Pa1。10～15min。3120min2．2Ca2+Ca2+120minCa2+MFS15minCa2+4MFSMFS。10min4MFS。10～15min。4Ca2+120min31MFS120min。2MFS。3MFS10～15min。1．J．201138936－39．2．C3AJ．2011119－10．3．J．200723245－48．4D．－F．ZhangB．－Z．JuS．－F．Zhangetal．Thestudyonthesynthesisandactionmechanismofstarchsuccinatehalfesteraswater－reducingagentwithsuperretardingperformanceJ．CementandCon-creteResearch200871180－84．5．J．2009830－32．