The elasticity polyurethane joint sealing material is one kind of joint sealing materials for concrete pavement joint which can use at normal temperature. It will solidify by chemic-reaction when commix the polyurethane preploymer, cross link agent, filling, plasticizer and catalyzer.
聚氨酯弹性嵌缝料是一种由聚氨酯预聚体主剂与交联剂、填料、增塑剂以及催化剂混合后通过化学反应交联固化的常温施工式水泥混凝土路面用嵌缝材料。
参考来源 - 水泥混凝土路面聚氨酯弹性嵌缝料开发及性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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