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1、分類號:Q笪3:3密級:——學號:23魚Q壘■碩士學位論文題目曼△里Q:量僉王箍邀瑾的直壓邀渡盒盛壁基垂壁作者指導教師學科專業(yè)提交日期高俊萍陳亞芍教授物理化學二oo六年五月MicrowavesynthesisandcharacterizationofSAPO——5molecularsievemicrospheresunderhighpressureJunpingGaoAbstractSAP05molecularsieveisakindo

2、fthefamilyofsilicoaluminophosphateSAPOnmolecularsievesTheerystMofSAPO5molecularsievehashexagonalstructureandconsistsofsome612ringone—dimensionalmicroporousframeworkstructureSAPO5molecularsievehasAFI—typestructureandtheco

3、mmoncharacterizationofSAPOnmolecularsievessuchasion—exchangecapacitysomewhatadjustableacidityandsoouTherefore,SAPO5molecularsievehasattractedmuchinterestinthefieldofshapeselectivecatalysis,separation,thepreparationofnonl

4、inearopticsmaterialsandcarbonnanotubesDuetotheuniformandhighperformanceinterheating,themicrowaveirradiationCallleadtouniformheatingofthesynthesismixtureinashorttime,andspeedthesproutofagreatdealofcrystalnucleus,andthusin

5、creasethecrystallizationrateSynthesisofzeoliteswithmicrowavehasmanyadvantagessuchasfastcrystallization,increasedphagepurityandnarrowparticlesizedistributionwhichthetraditionalhydrothermalmethodcannotcomparewithAnothermor

6、eimportantadvantageisthatmicrowaveirradiationisveryefficienttocontrolthemorphologyofmicroporousmaterialsThepresentworkinvestigatestheeffectofvarioussyntheticconditionsonthesynthesisofSAP05molecularsievemicrosphereunderth

7、emicrowaveirradiationTheresultsshowthattheSAPO5molecularsievemicrosphereswithdifferentsurfaceCanbeobtainedundermicrowaveirradiationThecrysmlformandtheshapeofmicrosphereswerecharacteredbyXRDandSEMtechniques,respectively1S

8、AP阻5molecularsievemicrospheresundermicrowaveirradiationwereobtainedBasedontheeffectsoftherawmaterialscomposition,theeffectofthedosageofwaterandTEA,theraitioofAl/Sihasbeeninvestigatedindetails,andtheparameterswereoptimize

9、d2ThedosageofTEAhasbeeninvestigatedThecharacterizationofXRDandSEMshowedthatthedosageofTEAhasmucheriecttothesynthesisofSAPo5molecularsievemicrosphere,especiallytothecrystallinitycrystalformandcrystalshapeAIlresultsshowedt

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