聚天门冬氨酸酯聚脲涂料的发展及应用研究进展

Development and Application of Polyaspartic Acid Ester Polyurea Coating

聚天门冬氨酸酯(PAE)聚脲涂料是由氨基酸酯和异氰酸酯制备的弹性材料,具有凝胶时间可控、固含量高、溶剂少、耐腐蚀、绿色环保等特点。因此,它已广泛应用于混凝土防护、防水防腐、胶黏剂、地坪涂料等众多领域,并具有广阔的发展前景。文中综述了PAE聚脲涂料的合成,并详细阐述了其合成原理、优缺点,重点介绍了不同组分和改性方法对产品性能的影响;综述了PAE聚脲涂料在不同领域的应用及应用实例。最后,对其进一步发展和应用进行了展望。

Polyaspartic acid ester(PAE)polyurea coating is an elastic material prepared with amino acids ester and isocyanate components,which possesses characteristics of controllable gel time,high solid content,fewer solvent,corrosion resistance,green environmental protection.As a result,it has been widely used in numerous applications,including concrete protection,waterproofing and anti-corrosion,adhesives,floor coatings and others,with promising prospects for further advancements.This paper presented a review of the synthesis and application of PAE polyurea coating,detailing the synthesis principles,advantages,and disadvantages,elaborating on the effects of different components and modification methods on product properties.The applications and examples of PAE coating in different fields were also reviewed.Finally,further developments and applications of PAE polyurea coatings were prospected.