低成本UPR-無機礦物復合阻燃材料的研究.pdf

1、西南科技大學碩士學位論文低成本UPR無機礦物復合阻燃材料的研究姓名：汪關才申請學位級別：碩士專業(yè)：材料學指導教師：盧忠遠20070320西南科技大學碩士研究生學位論文第1|I頁AbstractUnsaturatedpolyesterresin(UPR)isusedtotraf筘c，chemistryandarchitectureindustryextensivelyduetoitsinimitablemerits，butUPRisign

2、itedeasilyandlimitingoxygenindex(LOI)is196％Also，duringtheprocessofcombustionofUPRagreatdealofnoxiousgasandheavysmokewillreleasebecauseofmuchcarbon，hydrogenelementAtpresent，halogenflameretardant，especiallybrominesystemwas

3、usedwidelystillforUPR，butonceignitedhalogenflameretardantwillreleaseagreatdealofnoxiousandcausticgaswhichisbadforentironmentInEurope，RestrictionofHazardousSubstancesDirective(RollS)announcesunambiguouslythatfromJulyfirst

4、，2006electronicplasticproductionimportedtoEuropecannotcontainhalogenflameretardant，especiallypolybrominatedbiphenylsThethesisisjustbasedontheinstructionDuringtheresearch，theinfluenceofthreenonhalogenmineralcompositeflame

5、retardantofbrucitemineral／almninumhydroxide／ammoniumpolyphosphate(FB／ATH／APP)，magnesium，aluminumsilicatemineral／intumescentflameretardant(SM／IF鼢andammoniummolybdophosphate(ammoniummolybdotungstophosphate)／SM／IFRonflamere

6、tardancy，smokesuppressionofUPRandflameretarding，smokesuppress—ingmechanismofthemselvesarestudiedbasicallyFirstlytostudythetwokindsofmineralflameretardedcompositeofUPR／fiberbrueitemineral／aluminumhydroxide／ammoniumpolypho

7、sphate(UPR／FB／ATH／APP)andUPR／magnesiumaluminumsilicatemineral／intumescentflameretardant(UPRySM，IFR)，composition，microcosmicappearance，thermalstabilityandsurfacemodificationofallmineralflameretardantaretestedbymodentestin

8、gmethods，suchasXRD，SEM，DTATG，F(xiàn)TIRandlasergranulometer，etcInthisthesis，theinfluenceofmineralcompositeflameretardmatonmultiperformanceofUPRincludingflameretardancy，smokesuppression，mechanicalandelectricalperformancearestud

9、i—edbylimitingoxygenindex(LOI)，UL94，smokedensityrate(SDR)，etcInvirtueofConeCalorimeter(CONE)andDSCTGthermaldecomposingprocessofUPRflameretardedcompositeareanalyseddetailedlyTheresultsindicatethatLOIofcompositescametoresp