金属氢氧化物阻燃剂研究进展-田雪梅

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、、、、,。1(ATH),(70%,40%)。-(EVA),(LDPE),(LLDPE)。(MH)ATH140℃,17%,,,。ATH,MH,。MH,,,。MH、、,ATH,,,,1ATHMH[1]。ATH,;MH,1Al(OH)3Mg(OH)2Tab.1ComparisonofthermaldecompositionperformancesofATHwithMH/(g·cm-3)/(mol·mol-1)/℃/(kJ·g-1)Al(OH)32.4034.6200~3001.97Mg(OH)22.4231.0340~4901.45(,,243002)。。。ResearchProgressofMetalHydroxideFlameRetardantTianXuemei(SchoolofChemistryandChemicalEngineering,AnhuiUniversityofTechnology,Ma’anshan,243002)Abstract:Thepropertiesofsomeimportantmetalhydroxideflameretardantswerecompared.Theadvan-tageofnano-metalhydroxidewasintroducedanditsflameretardmechanismwaselucidated.Theresearchprogressofcompoundingandmodificationofmetalhydroxideflameretardswerereviewed.Andtheeffectandmechanismofflameretardancyforhydrotalcitewerealsointroduced.Keywords:flameretardant;metalhydroxide;nano-metalhydroxide;compounding;modification;hydro-talcite:2010-09-0120116(90)13MH,。、、,ATHMH()、(LOI),MHATH[8]。。LDPE∶ATH=100∶80,ATH500,5μm,1μm,LOI23%,28%,33%[3]。EVA∶MH=100∶50,MH2~5μm,LOI24%,38.3%[4]。,(EPDM),MH,MH;,MH,,[5]。2、、,、,[6-7]。,。[8]:,()1.5~2,,,,;,、,、、;,、、、、。,3[9-10]。(1)。,,,(OH·)“”,,。(2)。、、,,。(3)。,,。,,。3ATHMH,ATH,,LOI,[11-13]。2(MRP)MH,EG,V-0[14-15]。,,,,,[16-17]。、MH,,,。MH/,[18]。,[19]。,2MRPMHTab.2LOIofflameretardantpolymerscontainedMHandMRPLOI/%LOI/%PP∶MRP∶MH100∶15∶502618HDPE∶MRP∶MH∶EG100∶15∶35∶528.517.4EVA∶MRP∶MH100∶15∶603921PA6∶LDH∶MRP100∶9∶928.525PA66∶MRP∶MH100∶10∶8322420116(90)14[20],,。,,,。ATH:>>>。ATH224℃267℃,350℃[21]。GESFR2100SFR21000()[ATH、IIA()、],,,,。4(LDHs)。50~100nmMgAl-CO3-LDHs,100(PVC)20~40LDHs,LOI28.7~28.8,;40%[22,-23]。PVCLDHs,LDHs[24];LDHs,LOI;PVC/LDHs70/30,V-0,LDHs,[25]。,LDHs,,[26]。LDHs:(1),,,,;(2)H2OCO2、;Al3+、Mg2+,;(3),,。5,,、、、,、。,,、,,,、。[1].[M].:,2004[2]HippiU,MattilaJ,KorhonenM,etal.CompatibilizationofPolyethylene/AluminumHydroxide(PE/ATH)andPolyethylene/MagnesiumHydroxide(PE/MH)CompositesWithFunctionalizedPolyethylenes[J].Polymer,2003,44(4):1193-1201[3].[J].,1998,26(1):27-28[4]QiuLZ,XieRC,DingP,etal.PreparationandChar-acterizationofMg(OH)2NanoparticlesandFlame-retar-dantPropertyofItsNanocompositesWithEVA[J].Com-positeStructures,2003,62(3/4):391-395[5],,,.[J].,2004,27(6):368-373[6]SainM,ParkSH,SuharaF,etal.FlameRetardantandMechanicalPropertiesofNaturalFibre-PPCompositesContainingMagnesiumHydroxide[J].PolymerDegrada-tionandStability,2004,83(2):363-367[7]HaurieL,FernandezAI,VelascoJI,etal.ThermalStabilityandFlameRetardancyofLDPE/EVABlendsFilledwithSyntheticHydromagnesite/AluminiumHy-droxide/MontmorilloniteandMagnesiumHydroxide/A-luminiumHydroxide/MontmorilloniteMixtures[J].Poly-merDegradationandStability,2007,92(6):1082-1087[8],,.[J].,2004,16(4):508-510[9]JefferyT.TetraalkylammoniumSalt-basedCatalystSys-temsforDirectingtheArylationofVinyltrimethylsilane[J].TetrahedronLetters,1999,40(9):1673-1676[10]HorrocksAR,PriceD.FireRetardantMaterials[M].Boston:CRCPress,2001[11]LeeYH,KimCA,JangWH,etal.SynthesisandElec-trorheologicalHaracteristicsofMicroencapSulatedPolyanilineParticlesWithMelamine-formaldehydeResins[J].Polymer,2001,42(19):8277-8283[12],,.[J].,2008,2(2):129-132(21).615[13]DuLC,QuBJ,XuZJ.FlammabilityCharacteristicsandSynergisticEffectofHydrotalcitewithMicroencap-sulatedredPhosphorusinHalogen-freeFlameRetardantEVAComposite[J].PolymerDegradationandStability,2006,91(5):995-1001[14]LaoutidF,BonnaudL,AlexandreM,etal.NewProspe 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