waterborne polyurethanes的用法和樣例：
例句
- This paper reviewed the recent methods that improve the water-resistance of waterborne polyurethane.
本文對近年來(lái)提高水性聚氨酯耐水性的方法進(jìn)行了綜述。 - By intercalating chain-extender, the self-emulsifying anionic waterborne polyurethane emulsions which have the block structure have been prepared.
通過(guò)自乳化聚合引入低分子擴鏈劑制得具有嵌段結構的陰離子型水性聚氨酯乳液。
