Theinterfacialcharacterofafracture
surfaceusuallyidentifies thepreciselocationofthecrackpathin
the interphase.Inthiswork,theeffectofageingat80 1C for3hon
the peelstrengthpropertiesofbothPSAandE-PSAwasinvestigated.
It isclearthatthefailureofallsampleswasduetotheiradhesive
properties.Thisresultimpliesthatthethermalresistanceofthe
adhesivewasimprovedbyaddingPVA.