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%。

youdao

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%。

youdao