polyester-amide

常见例句

Polyester amide polyols were synthesized from adipic acid and RDEA which was the mixed polyol of aliphatic alcohol amide prepared with rapeseed oil and diethanolamine.
以菜籽油和二乙醇胺为原料制备了脂肪醇酰胺混合多元醇RDEA,进一步和己二酸等原料反应合成了系列的聚酯酰胺多元醇,并对两类多元醇进行了表征。
Synthesis of Vegetable Oil Based Polyester Amide Polyols and Its Application in Water-borne PU
植物油基聚酯酰胺多元醇的合成及其在水性聚氨酯中的应用
He drank off the flagon of wine amid their cheers.
在他们的喝彩声中他喝了一大瓶酒。
He sat down amid deafening applause.
他在震耳欲聋的掌声中就坐。
He kept calm amid all these excitements.
他在这些使人激动的事件中保持镇静。
polyester amide membrane
聚酯酰胺膜