抛光树脂 - 展示类 - 图库

抛光树脂

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环氧树脂是指分子中含有两个以上环氧基团的一类聚合物的总称。它是环氧氯丙烷与双酚A或多元醇的缩聚产物。由于环氧基的化学活性，可用多种含有活泼氢的化合物使其开环，固化交联生成网状结构，因此它是一种热固性树脂。双酚A 型环氧树脂不仅产量最大，品种最全，而且新的改性品种仍在不断增加，质量正在不断提高