Anionic polymerizable urethane acrylate emulsifier( APUA) was synthesized by having PPG in the middle of molecular, introducing a reactive vinyl group and a carboxylic acid group on the end sides.

• 将聚醚作为亲油链，一端接甲基丙烯酸羟乙酯作为可聚合部分，另一端接二羟甲基丙烯酸作亲水基。