选用米糠油、桐油、环氧树脂、氧化铁红合成铁红底漆.研究发现底漆涂膜的力学性能和外观由合成环氧酯的配比、酯化温度以及铁红底漆配比所决定.采用米糠油与桐油进行加成反应,酯化温度为200~220℃时所得铁红环氧底漆外观平整光滑,涂膜粘度85s,实干时间21h,经48h耐盐水性和耐硝基试验,无变化.具有无毒、低温固化、防锈能力强、性能好等特点.
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