以环氧树脂E-44为原料合成了环碳酸酯，再与脂肪族伯胺反应合成了非异氰酸酯聚氨酯。
Nonisocyanate polyurethane(NIPU) was synthesized by aliphatic primary diamine and cyclocarbonate prepared from epoxy resin E-44.
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.
该丙烯酸聚氨酯涂料系由含羟基的丙烯酸树脂和非泛黄型异氰酸酯组成的反应性涂料。
A reactive acrylic polyurethane coating based on hydroxyl-containing acrylic resin and non-yellowing isocyanate has been reported.
该丙烯酸聚氨酯涂料系由含羟基的丙烯酸树脂和非泛黄型异氰酸酯组成的反应性涂料。
A reactive acrylic polyurethane coating based on hydroxyl-containing acrylic resin and non-yellowing isocyanate has been reported.
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