阻燃型氫氧化鎂的制備及其在聚丙烯中的應(yīng)用.pdf

1、合肥工業(yè)大學(xué)碩士學(xué)位論文阻燃型氫氧化鎂的制備及其在聚丙烯中的應(yīng)用姓名：詹升軍申請學(xué)位級別：碩士專業(yè)：化學(xué)工藝指導(dǎo)教師：楊?？?0090301ThePreparationofMg(OH)2FlameRetardantandTheApplicationonPolypropyleneABSTRACTInthisdissertation，magnesiumhydroxideflameretardantwaspreparedby“onestep’

2、’technologyusingmagnesiumchlorideandmagnesiumsulfateasrawmaterialsrespectivelyAndthechangeontheperformanceofPPwasinvestigatedafterfilledwithvariousamountsofMg(OH)2flameretardantandcommonMg(OH)2Themajorcontentsofthisdisse

3、rtationcanbesummarizedasfollows：1Whenusemagnesiumchlorideasrawmaterials，andtheammoniaastheprecipitatingagent，andundertheconditionthattheconcentrationofmagnesiumchloridesolutionwasfixedat10mol／L，volumeat200mL，theexperimen

4、talresultshowedthatthepreferablereactionconditionswereasfollowing：theadditiveamountofthesurfaceactiveagentAwasO6mLthereactiontemperaturewas40℃，reactiontimewas2h，agingtimewas2h，andtheamountofammoniawaterwas30mL2Whenusemag

5、nesiumsulfateasrawmaterials，andsodiumhydroxideastheprecipitatingagent，andundertheconditionthattheconcentrationofmagnesiumchloridesolutionwasfixedat10mol／L，volumeat200mL，theexperimentalresultshowedthatthepreferablereactio

6、nconditionswereasfollowing：theadditiveamountofthesurfaceactiveagentBwas01g，thereactiontemperaturewas60℃，thereactiontimewaslh，agingtimewas3h，theconcentrationofsodiumhydroxidesolutionwas3mol／L3Theexperimentsofaddingmagnesi

7、umhydroxidetopolypropyleneindicatedthat：whentheadditivequantitiesofmagnesiumhydroxidewere40phr，theoxygenindexrisedfrom20to26，andtheinfluenceonthemechanicalpropertiescouldbeneglectedSo，wecouldensurethattheappreciateadditi