The polymer of polyaminoester was synthesized with isocyanate and polyol as feed stock and the selfmulsifying aqueous polyaminoester was prepared through the process of expending chain.

• 以异氰酸酯和多元醇为原料,合成了聚氨酯预聚体,经过扩链反应制备了自乳化水性聚氨酯聚合物。