环氧树脂羟基值测定方法的研究 |
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引用本文: | 黄笔武,梁平辉.环氧树脂羟基值测定方法的研究[J].热固性树脂,1995,10(4):42-45. |
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作者姓名: | 黄笔武 梁平辉 |
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作者单位: | 岳阳化工总厂研究院!岳阳414014 |
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摘 要: | 利用乙酸酐、吡啶和浓硫酸混合的乙酰化试剂测定环氧树脂中羟基值含量的方法具有操作简便、滴定终点明显和分析结果误差小等优点。
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关 键 词: | 环氧树脂 羟基值 测定 |
METHOD OF DETERMINATION OF HYDROXYL VALUE OF EPOXY RESIN |
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Abstract: | The hydroxyl value may be determined with an agent obtained by mixing acetic anhydride , pyridine and concentrated sulfuric acid. This method is easy for operation and exhibits a clear end point of titration and a small error in the determination result. |
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