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表面负载聚苯胺纳米线聚合物复合微球的制备及其防腐性能研究
Authors
戴李宗
李奕奕
+4 more
王世成
王宏超
许一婷
谢泓辉
Publication date
15 July 2019
Publisher
Abstract
采用分散聚合和\"受限聚合-原位生长\"法分别制备了聚甲基丙烯酸缩水甘油酯(PGMA)微球和PGMA@PANI(聚苯胺)复合微球,通过改变聚乙烯基吡咯烷酮(PVP)含量以及甲基丙烯酸缩水甘油酯(GMA)浓度实现对PGMA微球粒径和分散度的调控。在此基础上,通过改变苯胺(An)/PGMA、CTAB/An的比例、正戊醇的添加来调控PGMA@PANI复合微球的形貌。结果表明,在0.10g/mL GMA、10%(wt,质量分数,下同)PVP、50%十六烷基三甲基溴化铵(CTAB)和30%An条件下,可得到均匀负载PANI纳米线的聚合物复合微球。以复合微球为防腐助剂制备环氧型防腐涂料的测试结果显示:PGMA@PANI复合微球的添加量为4.5%时,防腐涂层耐盐雾时间为816h,耐盐水时间为960h,展现了较好的防腐性能和机械性能。福建省科技创新平台(2014H2006,2014I2005);;\n厦门市科技重大专项(3502Z20171002);;\n石墨烯技术研发和产业发展专项项目;;\n福建省科技重大专项(2018HZ0001-1
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Last time updated on 20/11/2020