常見例句雙語例句Otherwise, phase separation degree of WPU film from different soft segment content was discussed.另外還研究了不同軟段含量的聚氨酯材料在微相分離程度的差異。Soft segment content is 65-70% at best, because WPU is most suitable for adhesive under this value.軟段含量在65-70%爲(wèi)最佳,此時水性聚氨酯乳液最適宜用於膠粘劑;Different factors such as hard segment and -COOH content, soft segment, chain extender, technics of preparation influence on the properties of aqueous polyurethane and their films have been studied.分別研究了硬段及親水基團(tuán)的含量、軟段及擴(kuò)鏈劑的種類、制備的工藝對水性聚氨酯乳液及其塗膜性能的影響; 返回 soft segment