聚四亚甲基醚二醇(PTMEG)是生产氨纶和聚氨酯弹性体的重要原料之一。
Polytetramethylene ether glycol (PTMEG) is one of important materials for production of spandex and thermoplastic polyurethanes elastomer (PU).
采用三官能度的聚氧化丙烯醚醇、聚乙二醇，合成了吸水膨胀率在0～200%的聚氨酯弹性体。
Using tri-functionality polyoxytrimethylene alcohol ether and polyethylene glycol, synthetize polyurethane elastomer with water absorption expansion rate of0~200%.
采用一步法合成以4 ，4 '-甲烷二环已基二异氰酸酯（HMDI）、扩链剂1，4 -丁二醇（BDO）为硬段，聚四氢呋喃醚（PTMG）为软段的脂肪族聚氨酯。
The one step method was adopted in this study to synthesize aliphatic polyurethane with 4,4 methylene dicyclohexyl diisocyanate(HMDI), 1,4 butanediol(BDO) and poly (tetrahydrofuran)(PTMG).
采用一步法合成了聚叠氮缩水甘油醚(GAP)聚氨酯。
This paper prepared Glycidyl Azide Polymer (GAP) polyurethane by one step.
相比较而言，端环氧基聚氨酯醚海岛结构增韧剂的综合性能较好。
Among them, sea - island structure flexibilizer had good synthetical properties.
相比较而言，端环氧基聚氨酯醚海岛结构增韧剂的综合性能较好。
Among them, sea - island structure flexibilizer had good synthetical properties.
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