A series of water - borne polyurethanes were synthesized, and the effect of PEG content in soft - segment on the crystallization of their cast films was studied.
合成了系列水性聚氨酯分散液，就分子链软段中亲水性链段聚乙二醇(PEG)含量对聚氨酯涂膜结晶性的影响进行了探讨。
The effect of molecular weight and content of PEG in soft segment on morphology and properties of TPU was studied.
研究了聚乙二醇分子量和含量对TPU的结构和性能的影响，提出了在TPU软段中引入PEG可以改善其与硝酸酯的混溶能力。
The effect of molecular weight and content of PEG in soft segment on morphology and properties of TPU was studied.
研究了聚乙二醇分子量和含量对TPU的结构和性能的影响，提出了在TPU软段中引入PEG可以改善其与硝酸酯的混溶能力。
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