The modification of MDI by polyether, especially high active polyether, was simple in operation and superior in quality of product.
采用聚醚改性MDI，特别是高活性聚醚改性MDI，操作简便，产品质量好。
Silicone polyether surfactant was synthesized by the addition reaction of low hydrogen content silicone and allyl polyether with Pt catalyst and under no solvent condition.
通过采用铂催化剂催化低含氢硅油与烯丙基聚醚的硅氢加成反应合成了有机硅聚醚表面活性剂。
The ceramic membrane technique is used to treat highly concentrated polyether wastewater and reclaim macromolecular polyether glycol.
利用陶瓷膜技术处理高浓度聚醚废水回收大分子聚醚多元醇。
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