Water-based polyurethane (WPU) was synthesized from polyester, TDI and dimethylolpropionic acid (DMPA).The properties of aqueous polyurethane emulsion were discussed.

• 摘要由聚酯多元醇、2,4-甲苯二异氰酸酯、二羟甲基丙酸等合成了水性聚氨酯乳液，对乳液性能进行了研究；