封闭型水性聚氨酯及其在纺织中的应用

Blocked Waterborne Polyurethane and Its Application in Textiles

封闭型水性聚氨酯因其柔软、高弹、高耐久等特性在各个领域得到了迅速发展和重视。本文简要综述了封闭型水性聚氨酯的封闭-解封闭反应机理、封闭剂的主要种类、解封温度的研究方法以及水性封闭型聚氨酯在纺织领域的应用,为相关研究提供一定参考。

Blocked waterborne polyurethane was growing rapidly and receiving attentions in various fields due to its special performances such as soft,high elasticity,good durability,etc.In this paper,mechanism of blocking-deblocking reaction of waterborne polyurethane,kinds of blocking agent and methods of studying deblocking temperature were summarized,the applications of blocked waterborne polyurethane in textile were mainly described.It provided references for relevant research.