Abstract A series of polyester type and polyether type self mulsifying polyurethane were pre-pared by taking dihydoxylmethylopropionic acid as hydrophilic monomer.

• 摘要用二羟甲基丙酸作为亲水单体，分别合成了聚醚型和聚酯型的水性聚氨酯，并进行各种性能比较。