The role of polyoxyethylene triol, rosin polyester polyol and asphalt in asphalt-polyurethane rigid foam was stressed.
重点介绍了聚氧乙烯三醇 、 松香芳烃聚酯多元醇在配方中的作用.
Polyoxyethylene glycols containing tertiary amine groups were synthesized with different amine initiators.
以胺类化合物为起始剂,制备了几种含叔胺基的聚氧化乙烯二醇.
Alkylphenol polyoxyethylene ether sodium sulfates were synthesized by alkylphenol polyoxyethylene ether non-ionic surfactant.
利用烷基酚聚氧乙烯 非 离子表面活性剂合成了烷基酚聚氧乙烯醚硫酸钠.
In this paper, the comparison of technological production in polyoxyethylene fatty amine is described.
本文主要记叙述了聚氧乙烯脂肪胺两种生产工艺的比较.
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