通过聚苯硫醚(PPS)纤维上的Blanc反应制得一种氯甲基化聚苯硫醚纤维.利用红外光谱(FT-IR)、气相色谱(GS)、扫描电镜(SEM)、元素分析和X射线衍射(XRD)等手段对反应进程及产物结构与性能进行分析表征,并对纤维溶胀度与惰性气体等对反应的影响进行了系统研究.结果表明,常压下PPS纤维(48h,55℃)和密闭水热釜(2h,浴温100℃)中的氯甲基化反应,氯含量分别可这20.42mg/g和18.73mg/g.二者相比,密闭体系中的氯甲基化反应具有反应速度快、试剂用量低、污染可控的明显优势.
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