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.

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；

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A open cell polyurethane rigid foam for vacuum panel core material was prepared. The open cell percent of the core material is about 95%.

制备了用于聚氨酯真空隔热板的开孔硬泡芯材，该泡沫芯材的开孔率达95%。

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A open cell polyurethane rigid foam for vacuum panel core material was prepared. The open cell percent of the core material is about 95%.

制备了用于聚氨酯真空隔热板的开孔硬泡芯材，该泡沫芯材的开孔率达95%。

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