It was discovered that corrosion resistance of the epoxy antirust paint could be improved and rust could be conversed by adding vegetable tannic acid in the paint.
通过实验发现在环氧-聚酰胺防锈漆中加入植物丹宁酸能提高其耐蚀性,并能够转化锈,而合成丹宁酸这种作用不明显。
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