采用三官能度的聚氧化丙烯醚醇、聚乙二醇，合成了吸水膨胀率在0～200%的聚氨酯弹性体。

Using tri-functionality polyoxytrimethylene alcohol ether and polyethylene glycol, synthetize polyurethane elastomer with water absorption expansion rate of0~200%.

youdao

采用三官能度的聚氧化丙烯醚醇、聚乙二醇，合成了吸水膨胀率在0～200%的聚氨酯弹性体。

Using tri-functionality polyoxytrimethylene alcohol ether and polyethylene glycol, synthetize polyurethane elastomer with water absorption expansion rate of0~200%.

youdao