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。
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.
本文采用丙烯醇、不同分子量聚乙二醇(PEG)以及2,4 -甲苯二异氰酸酯(2,4 - TDI)为主要原料合成了系列不同分子量的非离子型可聚合聚氨酯表面活性剂。
A series of polymerizable nonionic urethane surfactants were synthesized with 2, 4-tolylene di-iso-cyanate (2, 4-tdi), polyethylene glycols (PEG) of different molecular weight and allyl alcohol.
合成了一系列新型的具有光引发聚合反应活性的单体：不同分子量的聚乙二醇的双甲基丙烯酸酯。
The purpose of this study was to characterize the structure of polyethyleneglycol methacrylate and investigate their photochemical initiated polymerization.
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