用HMDI造句子，“HMDI”造句
來源：國語幫 2.07W
採用一步法合成以4 ，4'-**二環已基二異**酯（HMDI）、擴鏈劑1，4 -丁二醇（BDO）為硬段，聚四*呋喃醚（PTMG）為軟段的脂肪族聚氨酯。
Hexamethylene diisocysnate (HMDI) may be used in prepolymer, in place of TD I.
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).
