找出了发泡剂为氟里昂- 11的聚醚基浇注型聚氨酯硬泡沫塑料上述弹性性质的经验公式。
The experience formulas for the above-mentioned elastic properties of a moulded PUR foam of polyether base blown by F-11 are presented here.
实验结果表明：聚酯型网状聚氨酯泡沫塑料的制备工艺条件更容易控制，力学性能优于聚醚型；
The result shows that the process conditions of polyester type open cell polyurethane foam are easy to control, and the mechanics performance of polyester type is better than that of polyether type.
应用推荐