ISI/IMs共混型镶嵌荷电膜的研制

来源 :膜科学与技术 | 被引量 : 0次 | 上传用户:bbfyang
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以嵌段共聚物ISI和IMs的共混物为原料,PP微孔膜为基膜制成了复合膜,再经过交联、季胺化和磺化而制成了一种新的共混型镶嵌荷电膜.进一步的研究显示,该膜具有典型的镶嵌荷电膜结构及性能特点,与MsISIMs五嵌段荷电膜具有相似的膜形态与膜结构;电性能也十分相近,膜面电阻分别为350、970Ω·cm2,电压渗系数分别为8×10-9、6.1×10-9V/Pa.表明可以用ISI/IMs共混物代替五嵌段共聚物MsISIMs来制备镶嵌荷电膜,该制备方法更具实用性. Based on the blends of block copolymer ISI and IMs, the PP microporous film was made into a composite film based on the base film, and then a new blend type was obtained through crosslinking, quaternization and sulfonation Inlay charge film. Further studies have shown that the membrane has a typical mosaic structure of charged membrane and performance characteristics, and the five-block MsISIMs charged film has a similar membrane morphology and membrane structure; electrical properties are also very similar, membrane resistance were 350,970Ω · Cm2, the voltage osmotic coefficient were 8 × 10-9, 6.1 × 10-9V / Pa. It shows that ISI / IMs blends can be used to fabricate mosaic charged films instead of the five block copolymer MsISIMs. The preparation method is more practical.
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