磺化--制备聚合物荷电膜材料的有效方法

高分子材料科学与工程, 2005, 21(4): 10-13.

磺化--制备聚合物荷电膜材料的有效方法

吴雪梅 ^1, , 贺高红 ^2, , 顾爽 ^3, , 姚平经 ^4,

1.大连理工大学精细化工国家重点实验室,辽宁,大连,116012

2.大连理工大学精细化工国家重点实验室,辽宁,大连,116012

3.大连理工大学精细化工国家重点实验室,辽宁,大连,116012

4.大连理工大学精细化工国家重点实验室,辽宁,大连,116012

基金项目: 国家自然科学基金(50273005)

关键词：磺化 , 荷电膜 , 聚合物改性 , 直接聚合 , 沉淀法

SULFONATION-A PROMISING METHOD FOR PREPARATION OF POLYMER CHARGED MEMBRANES

磺化是制备聚合物荷电膜材料的一种有效方法,磺化聚合物制备的荷电膜用做超滤膜、纳滤膜、反渗透膜、离子交换膜等显示出良好的选择性、离子传导性及抗污染能力.由于聚合物与有机小分子物质性能的显著差异,聚合物磺化可以采用聚合物基质磺化、小分子磺酸单体直接聚合或接枝、聚合物膜磺化等不同方法.除采用常规磺化剂,如硫酸、氯磺酸、三氧化硫等,还可以采用磺酸酯等温和磺化剂以及金属化路线进行磺化反应.反应后处理多采用水或有机溶剂沉淀法.

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磺化--制备聚合物荷电膜材料的有效方法

SULFONATION-A PROMISING METHOD FOR PREPARATION OF POLYMER CHARGED MEMBRANES

参考文献