腐植酸保水剂的制备及性能测试 |
| |
引用本文: | 杨恩威,高丽娟,李海茹,李雪,孟凡童,李秋菊.腐植酸保水剂的制备及性能测试[J].安徽农业科学,2013(14):6117-6118. |
| |
作者姓名: | 杨恩威 高丽娟 李海茹 李雪 孟凡童 李秋菊 |
| |
作者单位: | 辽宁科技大学化工学院,辽宁鞍山,114051;辽宁科技大学化工学院,辽宁鞍山,114051;辽宁科技大学化工学院,辽宁鞍山,114051;辽宁科技大学化工学院,辽宁鞍山,114051;辽宁科技大学化工学院,辽宁鞍山,114051;辽宁科技大学化工学院,辽宁鞍山,114051 |
| |
基金项目: | 辽宁科技大学创新创业资助项目 |
| |
摘 要: | 目的]为了提供农林用的优质保水保肥材料。方法]以丙烯酸-丙烯酰胺和腐植酸为原料,采用水溶液聚合法合成聚(丙烯酸-丙烯酰胺-腐植酸)型多功能复合保水剂,利用红外光谱和吸水倍率对所制备的保水剂进行表征。结果]制备的腐植酸保水剂具有良好的耐温耐盐性,对蒸馏水的吸收倍率为1 180 g/g,达50%饱和吸水量的时间是6.5 min,达90%饱和吸水量的时间是22.0 min,对0.9%盐水吸收倍率为110 g/g;红外光谱分析表明,腐植酸参与聚合反应,与高吸水树脂接枝到一起,所制备的腐植酸型保水剂是化学键合型腐植酸保水剂。结论]该工艺制备的保水保肥剂能够很好地适用于农林。
|
关 键 词: | 腐植酸 保水剂 接枝 吸水倍率 |
Synthesis and Characterization of Humic Acid Superabsorbent |
| |
Institution: | YANG En-wei et ai (School of Chemical Engineering,Liaoning University of Science and Technology, Anshan ,Liaoning 114051 ) |
| |
Abstract: | Objective ] The research aimed to provide high quality fertilizer and water superabsorbent polymer for agriculture and forestry. Method] Humic acid superabsorbent polymer ( P(AA/AM-HA) ) and superabsorbent polymer ( P(AA/AM) ) were synthesized by aqueous solu- tion polymerization method using acrylic acid (AA), acrylamide (AM) and humic acid (HA) as raw material. P(AA/AM-HA) and P( AA/ AM) were characterized by Fourier translation infrared spectroscopy. Result] P(AA/AM-HA) synthesized had a good saline tolerance. Its water absorbency in distilled water and 0.9% saline solution was 1 180 and 110 g/g, respectively. P(AA/AM-HA) achieved half saturation in 6.5 min and 90% saturation in 22 rain. Graft rization between P(AA/AM) and HA was demonstrated by infrared spectrum. Conclusion] The superab- sorbent volvmer synthesized by this method could be used in azxicuhure arid forestry. |
| |
Keywords: | Humic acid Water retention agent Grafting Water absorbency |
本文献已被 CNKI 维普 万方数据 等数据库收录! |
|