By means of intercalation,the monomer of polyurethane intercalafed in layered montmorite and polymerized in situ so that the polyuretane/montmorite nm composite was prepared.

• 将聚氨酯的单体插层于蒙脱土中,经过多元醇与异氰酸酯的聚合反应制备聚氨酯/蒙脱土纳米复合材料。