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Polyetherimide (PEI) was sulfonated by chlorosulfonic acid for the first time. The sulfonated products were characterize......

通过对双层表面活性剂液膜的厚度及其自然薄化和电致薄化的测量和研究,本文根据双层膜的理论厚度和实测厚度的差别以及膜的电致薄......

本文对丙烯腈-甲基丙烯酸甲酯二元共聚物(PAN)超滤膜的成膜过程及膜分离性能进行了研究。结果表明:由PAN-双溶剂-酯类铸膜液制成的......

An easy hydrolysis degradable polyester (EHDP) is synthesized; the fiber produced from which can be hydrolyzed by dilute......

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本文合成了一系列二胺改性的ＢＰＤＡ－ＯＤＡ型共聚酰亚胺膜，改性聚酰亚胺与未改性的ＢＰＤＡ－ＯＤＡ相比，透气性得到了明显的改善，改善的程度与第二种二胺单体的结构......