钠基膨润土湿法制备活性白土

:1002-1124(2006)07-0006-03钠基膨润土湿法制备活性白土张晓晨(,150078):,,XRDSEM:;;;;:TQ176:AStudyonactivatedclaypreparedbyfushunbentoniteZHANGXiao-chen(HeilonjiangProvincialChemicalEngineeringInstitute,Harbin150078,China)Abstract:TheprocessofpreparationofactivatedclaywithFushunbentonitewasstudied1Thediscussionwasfo-cusedontheinfluencesonacidity,temperature,timeandsolid/liquidratioontheproductproperties1ThestructuralcharacterizationofactivatedclayweretestedbyXRDandSEM1Keywords:bentonite;montmorillonite;activatedclay;activaity;decolorization:2006-04-21:,,,,,,,[SiO4][AlO4],[SiO4][AlO4],,c,,1nm,d(001)112~116nm,Si4+Al3+,Al3+Fe2+Mg2+,,Na+K+Ca2+Mg2+,H+,,,;;[1],,,[2-8],XRDSEM,1111(12);(AR)D/MAX-ÒBX-();XYKY-1000B(Amarry);ST-2000();U-2000()1SiO2Al2O3Fe2O3TiO2CaOMgONa2OK2O(wt)%58165191941187010901560189413201532/g#100g-1/%CEC/me#100g-1/mL#15g-1/mL#3g-1/mL#1g-1351176120751476102612918431890168613881028151114112,200,,200Sum130No17化学工程师ChemicalEngineer20067H2SO4,,,pH4~5,105e,200,221190e4h1:2,H2SO433H2SO4/%91215182124/mmol#100g-1165197216228210189/%9414981799109919991598163,H2SO415%,,;H2SO424%,,212H2SO418%4h1:2,44/e506070809098/mmol#100g-1167197208217222226/%941898129819991599199919,;,,,,,,90e213H2SO418%90e1:2,,,,,5/h234567/mmol#100g-1156201225227223219/%9511981999199919991999195,4h214,,,,61:21:31:41:5/mmol#100g-1224226215188/%9915991998179712615%90e4h,1:2,,,,1:23311,,224~228mmol#100g-1,9917%~9919%,0108%~0119%31231216m2#g-1,8514m2#g-190e4h1B2,H2SO477H2SO4/%91215182124/m2#g-11811226613298113051835917375167,,313XRD,XRD1,XRD21X0720067张晓晨:钠基膨润土湿法制备活性白土2X12,d(001),,d(001),114621nm114718nm,(),314343SEM4SEM34,,,,4:H2SO418%90e4h1B2XRDSEM,224~228mmol#100g-1,9917%~9919%,0108%~0119%,31216m2#g-1[1].[M]1:,19801[2]AbdelhamidBOUKERROUI,Mohand-SaidOUALI.EdibleoilBleachingWithanActivatedBentonitebyMicrowaveIrradiation[J].Ann1Chim1Sci1Mat1,2002,(27):73-811[3]S1Chegrouche,A1Bensmaili1Researchnote:RemovalofGa(III)fromAqueousSolutionByadsorptiononActivatedBentoniteUsingaFactorialDesign[J]1WaterResearch,2002,(36):2898-29041[4]R1NASEEMandS1S1TAHIR.RemovalofPb(II)fromAqueous/AcidicSolutionsbyUsingBentoniteasanAdsorbent[J].Wat1Res1,2001,35(16):3982-3986.[5]W1P1Gates,J1S1Anderson,M1D1Raven1MineralogyofaBentonitefromMiles,Queensland,AustraliaandCharacterisationofItsAcidAc-tivationProducts[J]1AppliedClayScience,2002,(20):189-1971[6]M1Garcia-Gutierrez,T1Missana,M1Mingarro1SoluteTransportPropertiesofCompactedCa-bentoniteUsedinFEBEXProject[J].JournalofContaminantHydrology,2001,(47):127-1371[7]TamotsuKozaki,KoichiInada,SeichiSato,HiroshiOhashi1DiffusionMechanismofChlorideIonsinSodiumMontmorillonite[J].JournalofContaminantHydrology,2001,(47):159-1701[8]NevinOztekin,AyseAlemdar,NurferGungor,F1BediaErim1AdsorptionofPolyethyleneiminefromAqueousSolutionsonBentoniteclays[J]1MaterialsLetters,2002,(55):73-76108张晓晨:钠基膨润土湿法制备活性白土20067