本发 明选用聚苯砜对苯二甲酰胺新材料为原料制备磺化膜材料。
By selecting the new materials of the polysulfoneamide as raw materials, the invention prepares the sulfonated membrane materials.
采用热分析的方法对高性能材料聚苯硫醚砜(PPSS)在氮气气氛和空气气氛中的热老化寿命进行了研究。
The thermal degradation of Poly (phenylene sulfide sulfone) (PPSS) was studied by thermogravimetric analysis in both nitrogen and air to determine the thermal lifetime.
本文以聚矾和磺化聚砜共混物为膜材料，二甲基乙酰胺为溶剂，聚乙烯吡咯啉酮和邻苯二甲酸二甲酯为添加剂配制纺丝液，纺制外压中空纤维超滤膜。
This paper reported the preparation of hollow fiber UF membrane, using PS and SPS as membrane spinning materials, DMA as solvent, PVPand dimethyl phthalate as additives.
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