聚氨酯制品主要包括那些?

Release time:

2022/05/19 16:19

　　聚氨酯制品主要包括以下几种：泡沫塑料、弹性体、纤维塑料、纤维、革鞋树脂、涂料、胶粘剂和密封胶等。

　　聚氨酯泡沫塑料

　　聚氨酯泡沫塑料分为硬泡和软泡2种，具有优良的弹性、伸长率、压缩强度和柔软性，以及良好的化学稳定性。此外，聚氨酯泡沫塑料还有优良的加工性、粘合性、绝热性等性能，属于性能优良的缓冲材料。

　　聚氨酯弹性体

　　聚氨酯弹性体由于其结构具有软、硬2个链段，因此可以通过对分子链的设计，赋予材料高强度、韧性好、耐磨、耐油等优异性能，被称为“耐磨橡胶”的聚氨酯同时具备了橡胶的高弹性和塑料的刚性。

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