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交联型杂环聚芳醚阴离子交换膜研究进展

Release Time:2019-03-09  Hits:

Indexed by: Conference Paper

Date of Publication: 2013-10-12

Page Number: 490-490

Key Words: 碱性阴离子膜;杂环聚芳醚;二甲基哌嗪;交联;稳定性

Abstract: 三乙胺结构及性质类似三甲胺,由于乙基较大的空间位阻、碱性强,可减少氢氧根离子对季铵氮原子的亲核进攻。三乙胺常温下为液体,使铵化反应更完全。N,N-二甲基哌嗪具有六元环椅式构象,结构稳定,其二胺官能团可以与分子链间的氯甲基基团反应进行交联。我们采用三乙胺(TEA)与N,N-二甲基哌嗪作为复合铵化试剂,对CMPPEK进行预交联反应,

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