利用流变学方法探讨了多壁碳纳米管(MWCNTs)对聚苯乙烯(PS)/MWCNTs复合材料粘弹行为的影响,根据逾渗理论求出MWCNTs在PS中形成流变逾渗网络的逾渗值,并探讨了该网络的形成对复合材料应力松弛和蠕变的影响.结果表明,MWCNTs能抑制复合材料的应力松弛,增强复合材料抗蠕变能力;当MWCNTs在复合材料中形成流变逾渗网络后,复合材料的应力松弛被进一步地抑制,抗蠕变柔性的能力显著增强.
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