聚氨脂类泡沫
聚氨脂类泡沫
聚氨酯泡沫体
聚氨酯泡沫体

[ noun ]
a foam made by adding water to polyurethane plastics
<noun.substance>

Polyurethane \Pol"y*ur`eth*ane\, n. (Chem.)
any polymer containing {[-NH.CO.O-]} linkages; such polymers
are much used as the basis of light but rigid foams for
packaging (

{polyurethane foam}) and for hard coatings, as on floors.
[PJC]