采用不同的功能质子酸对化学氧化法合成的聚苯胺进行二次掺杂,比较了不同掺杂态聚苯胺的溶解性能;采用开路电位法和极化曲线法考查聚苯胺/环氧复合涂膜的防腐蚀性能.结果表明,用十二烷基苯磺酸钠(DBSA)掺杂的聚苯胺涂料具有很好的防腐蚀性能,涂覆该涂料的平衡开路电位比空白试样提高了近100 mV.
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