申请人:Hong C. Shek
公开号:US20050271881A1
公开(公告)日:2005-12-08
A method of protecting a substrate against damage comprising disposing on a substrate one or more coatings, wherein one coating comprises an isocyanate-terminated polyurethane prepolymer and a curing agent; wherein the curing agents comprise polyaspartic esters, ketimines, aldimines, or a combination comprising at least one of the foregoing curing agents; reacting the isocyanate-terminated polyurethane prepolymer with a curing agent; wherein the reacting can optionally be carried out in the presence of moisture or heat; and curing the isocyanate-terminated polyurethane prepolymer to form the coating.
一种保护基底免受损坏的方法,包括在基底上涂敷一层或多层涂层,其中一层涂层包括异氰酸酯封端聚氨酯预聚物和固化剂;其中固化剂包括聚天冬氨酸酯、酮亚胺、醛亚胺或包括上述固化剂中至少一种的组合;使异氰酸酯封端聚氨酯预聚物与固化剂反应;其中反应可选择在潮湿或加热的情况下进行;以及 固化异氰酸酯封端聚氨酯预聚物以形成涂层。