幾種典型無機(jī)膠凝礦物的常規(guī)與微波高溫合成研究.pdf

1、武漢理工大學(xué)碩士學(xué)位論文幾種典型無機(jī)膠凝礦物的常規(guī)與微波高溫合成研究姓名：郝強(qiáng)申請學(xué)位級別：碩士專業(yè)：材料加工工程指導(dǎo)教師：姜洪舟201206AbstractAsakindofthecementitiousminerals，thecement，inwhichsomemineralsaremuchinterestedinbysomeresearchers，hasbeenbecomingmoreandmoreimportantinthena

2、tionaleconomyThecementclinkermainlyincludesfourminerals：tricalciumsilicatedicalciumsilicate，tricalciumaluminateandbrownmilleriteThisthesisisfocusonthee毹ctoftwodifferentheatingmethodsonsynthesizingthesefourminerals嬲well2u

3、scontrastingbetweenthetwomethodsFormoredetails，itsemphasisiSontheeffectofconventionalexternalheatingmethodandmicrowaveinternalmethodheatingaswellasdifferentsoakingtimeanddifferentcoolingmethodsoneompositionandmicrostruct

4、ureofabovefourminerals。AnddifferenceanalysisisalsoincludedinthisthesisInitsstudies，XRD(X—raydiffraction)andSEM(scanningelectronmicroscopy)areusedAfteralargenumberofexperiments，thedataandimagesobtainedareprocessed、analysi

5、zedanddiscussedBesides，afewanalysesandinvestigatesareoilformationmechanismandprocessoftopicalmineralsaretakenaccordingtOrelevantphysicalchemistrytheoryFromthesestudiessomeresea蚤chresultshavebeengottenwhichareasfollows●Co

6、mparingwimsynthesizingthecementitiousmineralsintheconvenfionalheating，themicrowaveheatingcarldeclinethetemperaturepointsofmineralformingbecauseitscharacteristicoftherapidheatingcanspeeduptheformationoftheminerals，andmake

7、moretightness，SOthemicrostructureofcementitiouSmineralsi11themicrowaveheatingcanbemoreuniformanddensityThroughtheanalysisandstudywebelievethattherealesomeadvantagesinsynthesizingthecementitiousmineralsinthemicrowaveheati

8、ngComparingwiththeconventionalheating，themicrowaveheatingCanalsoleadtosomenegativefactors：：Themaximumcountvalueofsynthesizingmineralswillbelowerthanthatintheelectricheating，buttheoneofbyproductsis11i曲erinthemineralformin

9、gprocessInaddition，microwavesynthesizingcan’tguaranteethepreservationinthehightemperature，especiallyintheheatingandsynthesizingcertainmineralsButtealize11i曲temperaturesoakingiseasilyinelectricwayStudyonthedifferentwaysof