异氟酸酯、多元醇、硅烷等原材料的选择以及异氰酸酯基与羟基的配比是影响S PU密封胶性能的主要因素。
The selection of raw materials such as iso- cyanate, polyol and silicone etc, and the ratio of isocyanate and hydroxy are the main factors affecting the properties of SPU sealant.
探讨了烷氧基硅烷封端率及端羟基聚丁二烯的含量对单组分密封胶的力学性能、硬度及表干时间的影响。
The effects of different silane end-capped ratios and HTPB content on mechanical properties, hardness and surface dry time of the sealant were discussed.
耐溶剂粘合剂,其通过使用过氧化物或硅烷来交联羟基或脲或烃封端的不饱和聚氨酯或聚氨酯-脲聚合物而获得。
A solvent resistant adhesive obtained by the crosslinking of a hydroxyl or urea or hydrocarbon terminated unsaturated polyurethane or polyurethane-urea polymer with a peroxide or a silicone hydride.
用硅烷偶联剂对羟基磷灰石(HA)粉末进行表面改性,用改性后的HA粉末制备了HA/环氧复合材料。
The hydroxyapatite (HA) powder surface modified with silane coupling a gent was used to prepare HA/epoxy composite.
本文利用苯基三氯硅烷和硅胶表面羟基反应制备了苯基化硅胶。
The phenylated silica gel has been prepared by the reaction between the surface hydroxyl groups of silica gel and phenyl trichlorosilane.
本发明涉及一种端双羟基官能化的遥爪聚合物及其制备方法,其特征在于采用了易水 解离去的硅烷保护基团保护的引发剂。
This invention relates to a method for preparing dihydroxyl-terminated telechelic polymer. The method uses an initiator that can be easily hydrolyzed and is protected by silicane protective groups.
本发明涉及一种端双羟基官能化的遥爪聚合物及其制备方法,其特征在于采用了易水 解离去的硅烷保护基团保护的引发剂。
This invention relates to a method for preparing dihydroxyl-terminated telechelic polymer. The method uses an initiator that can be easily hydrolyzed and is protected by silicane protective groups.
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