简介：Theeffectofγ-rayirradiationonthemechanicalpropertiesofhighdensitypolyethylene(HDPE)filledwithsericite-tridymite-cristobalite(STC)wasstudied.Theex-perimentalresultsshowthatγ-rayirradiationcanimprovetheaffinitybetweenHDPEandSTC,andthedispersionofSTCinHDPEmatrix.ComparedwithHDPE/STC(80/20)blend,theyieldstressandimpactstrengthofirradiatedHDPE(10kGy)/STC(80/20)blendareincreasedfrom22.8MPaand70J/mto28.5MPaand144J/m.TheyieldstressandimpactstrengthofHDPE/irradiatedHDPE/STC(48/32/20)are27.8MPaand210J/m,respectively.
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