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INTRODUCTIONItiswellknownthatinfreeradicalpolymerization,thediffusioncontrolledprocessesstronglyinfluencetherateofpolymerizationandthepropertiesoftheproducedpolymer.Anumberofmodelsweredevelopedtodescribethisphenomenaquantitatively(Achiliasetal.,1988;Achil… 相似文献
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INTRODUCTIONThemechanicalpropertiesofplasticizedPVCareverystrongevenifthematerialisusedwellaboveitsglasstransitiontemperature(Tg).Theflowandviscoelasticbehavioraresimilartothatofalightlycrosslinkedrubber.Thishasbeenthesubjectofmuchdebate,butthemostreas… 相似文献
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