the present invention relates to a kind of hard foamed polyurethane material prepared with bagasse degrading liquid to replace polyol polymer and through foaming.
本发明涉及一种由甘蔗渣制备的聚氨酯硬质泡沫材料,其采用甘蔗渣降解液完全替代聚合多元醇经发泡而成。
the heat insulating layer may be polystyrene particle layer, foamed polyurethane layer, foamed glass layer, polystyrene board, etc.