利用聚氨酯与聚脲的协同作用,制备了聚氨酯/聚脲混凝土复合防护层,达到了提高防护层性能和界面粘结强度的目的.同时,研究了复合防护层的力学性能、附着力、耐腐蚀性、抗冲击性、离子渗透性和抗冻性等性能.结果表明,聚氨酯/聚脲复合防护层具有优异的物理、化学性能,能够为混凝土构筑物提供很好的防护.
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