development of acrylonitrile–butadiene–styrene composites with enhanced uv stability

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1、JMaterSci(2014)49:510518DOI10.1007/s10853-013-7728-4Developmentofacrylonitrile–butadiene–styrenecompositeswithenhancedUVstabilityR.M.Santos•G.L.Botelho•A.V.MachadoReceived:5July2013/Accepted:5September2013/Publishedonline:17September2013ÓSpringerScience+BusinessMediaNewYor

2、k2013AbstractAimingtodevelopacrylonitrilebutadieneIntroductionstyrene(ABS)compositeswithenhancedultravioletsta-bility,aseriesofformulationswerepreparedbymeltAcrylonitrilebutadienestyrene(ABS)isanimpact-mod-compoundingandevaluatedbydifferentcharacterizationifiedstyrenicpolym

3、erusedinmostoftheirtechnologicaltechniques.Theinfluenceofrutiletitaniumdioxide(TiO2)applicationsasacompositematerialreinforcedwithtita-anditscombinationwithfurnacecarbonblack(CB)ontheniumdioxide(TiO2)andcarbonblack(CB)forremarkableviscoelasticpropertiesofneatABSwasstudiedby

4、propertyenhancements[1].However,acommondrawbackdynamicmechanicalanalysis.Anincreaseintheglassofthismaterial,bendsandcompositesisitssusceptibilitytransition(Tg)dynamicsascribedtotherubberyphaseasatophoto-oxidativedegradationduetotheslightactivationfunctionofexposuretimewaso

5、bserved.Agreatercontri-energyofthehydrogenatomabstractionfromtheacarbonbutionofCBnanoparticlesincombinationwithTiO2tonexttothe1,4and1,2unsaturationsoftherubberyphaseminimizethemodificationsontheTgofthebutadienic[2,3].componentwasclearlyseen.Quasi-staticandspectropho-Inorgan

6、icandorganicpigmentsareprimarilyusedtotometryresultsareingoodagreement,showingtheeffi-improveopticalpropertiesappearance,shineandcolour.ciencyofTiO2submicronparticlesandCB/TiO2againstInsomecases,pigmentsalsoinhibitthephoto-oxidativephoto-oxidativedegradationofneatABS.Adiffe

7、rentdegradationofpolymersbylightscatteringandfilteringbehaviourwasobservedformodifiedABS/TiO2andABS/[4].However,theultraviolet(UV)durabilityofcompositesCB/TiO2compositeswithlightstabilizers,antioxidantsandmaterialsisdependentontheparticlesize,particlesizecombinationsofthem.W

8、hiletheTiO2efficiencywasdistribution,surfaceproperties,geometryshape,dispersionenhancedbyt