The dispersive and stable aqueous polyurethane emulsion was prepared by IPDI,DMPA,poly(propylene glycol) as raw material and EA as chain extender without solvent.

• 以IPDI、聚酯/聚醚二元醇和二羟甲基丙酸为主要原料,乙二胺为扩链剂,采用无溶剂法成功制得分散良好、贮存稳定的水性聚氨酯乳液。