Rigid polyurethane foams 硬质聚氨酯泡沫塑料
Semi-rigid polyurethane foams 半硬质聚氨酯泡沫塑料
Rigid Polyether Polyurethane Foams 硬质聚醚型聚氨酯泡沫塑料 ; 硬质聚醚型
Rigid Polyester Polyurethane Foams 硬质聚酯型聚氨酯泡沫塑料
rigid polyurethane foams pu 硬质聚氨酯泡沫塑料
Pentane combines advantageous physical and technical properties with good environmental data. As a blowing agent for polyurethane rigid foams, it is suitable for China market.
戊烷作为发泡剂具有良好的物理和工艺性能及合适的环境数据，适合于我国聚氨酯泡沫市场。
Another kind is thermoplastic polystyrene foamed plastic thermosetting and rigid polyurethane foams primarily organic heat preservation material, usually identified as combustible materials.
另一类是以热塑性聚苯乙烯泡沫塑料和热固性聚氨酯硬泡为主的有机保温材料，通常认定为可燃性材料。
The selection of blowing agent and the method of modifying fire retardance of rigid polyurethane foams were briefly introduced.
简要介绍硬质聚氨酯泡沫塑料的发泡剂选择和改进阻燃性的方法。
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