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author:

张文梦 (张文梦.) [1] | 李梦琴 (李梦琴.) [2] | 侯震 (侯震.) [3] | 陈栋阳 (陈栋阳.) [4]

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PKU CSCD

Abstract:

以四烯丙基联苯二酚(TABP)、双酚A和十氟联苯为原料,通过室温缩聚制得含氟聚芳醚(FPAEs),再将其与3-巯基丙酸进行加成,制得羧基化含氟聚芳醚(CFPAEs).通过改变TABP的投料量来调节产物的羧基含量.以N-甲基吡咯烷酮(NMP)为溶剂,将CFPAE涂层喷涂在马口铁上.研究发现, CFPAE涂层具有优异的热稳定性和机械强度,羧基的引入可显著提高含氟聚芳醚涂层的附着力.当羧基含量为0.265 mmol/g时,涂层的黏附力等级为0级,铅笔硬度为6H,不引起涂层破坏的最小轴棒直径为0.5 mm,水接触角为103.9°.此外, CFPAE涂层还具有优异的耐酸、耐盐、抗紫外老化和防腐蚀等性能.研究结果表明,羧基化是拓展含氟聚芳醚在特种氟碳涂料上应用的一种有效途径.

Keyword:

含氟聚芳醚 喷涂 氟碳涂料 羧基化 附着力

Community:

  • [ 1 ] 福州大学材料科学与工程学院

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Source :

高等学校化学学报

Year: 2022

Issue: 02

Volume: 43

Page: 59-68

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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