西北师范大学生态功能高分子材料教育部重点实验室甘肃省高分子材料重点实验室化学化工学院 兰州 730070
甘肃民勤连古城国家级自然保护区管护中心 民勤 733300
中国电建集团西北勘测设计研究院有限公司 西安 710065
† 共同第一作者
leizq@nwnu.edu.cn
收稿:2025-10-09,
录用:2025-11-28,
网络出版:2026-01-12,
纸质出版:2026-02-20
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刘晓梅, 王伟强, 詹天军, 张振师, 彭怀午, 雷自强. 功能化二氧化硅基土壤抗水蚀材料的制备及性能. 高分子通报, 2026, 39(2), 270–279.
Liu, X. M.; Wang, W. Q.; Zhan, T. J.; Zhang, Z. S.; Peng, H. W.; Lei, Z. Q. Preparation and properties of functionalized silica-based soil water erosion resistant materials. Polym. Bull. (in Chinese), 2026, 39(2), 270–279.
刘晓梅, 王伟强, 詹天军, 张振师, 彭怀午, 雷自强. 功能化二氧化硅基土壤抗水蚀材料的制备及性能. 高分子通报, 2026, 39(2), 270–279. DOI: 10.14028/j.cnki.1003-3726.2025.25.293.
Liu, X. M.; Wang, W. Q.; Zhan, T. J.; Zhang, Z. S.; Peng, H. W.; Lei, Z. Q. Preparation and properties of functionalized silica-based soil water erosion resistant materials. Polym. Bull. (in Chinese), 2026, 39(2), 270–279. DOI: 10.14028/j.cnki.1003-3726.2025.25.293.
用3-氨基丙基三乙氧基硅烷(APTES)、衣康酸、丙烯酸酐(C
6
H
6
O
3
)、1-乙基-(3-二甲基氨基丙基)碳酰二亚胺(EDC)及
N
-羟基丁二酰亚胺(NHS)对纳米二氧化硅(SiO
2
)进行改性,再以丙烯酸、丙烯酰胺为单体,过硫酸铵(APS)为引发剂,通过自由基聚合法制备了聚合物材料P(mSiO
2
-
co
-AA-
co
-AM)。利用傅里叶变换红外光谱仪(FTIR)、扫描电子显微镜(SEM)、激光散射纳米粒度仪对其结构与形貌进行了表征。通过将P(mSiO
2
-
co
-AA-
co
-AM)添加到黄土以及红土中,分别考察了抗水蚀性能、抗压强度和保水性。结果表明,当添加0.50 wt%的P(mSiO
2
-
co
-AA-
co
-AM)后,红土的抗冲刷时间提高了24.9倍,水蚀率从400 %/h降低到了16.00 %/h。抗压强度提高了8.7倍。在黄土中添加0.5 wt%该材料,抗冲刷时间为200 h,是黄土抗冲刷时间的2400倍,黄土的抗压强度提高了13倍,保水率提高了3.0倍。室外燕麦种植实验结果表明,P(mSiO
2
-
co
-AA-
co
-AM)乳液不会对燕麦的发芽生长产生不利影响。
Nano-silica (SiO
2
) was modified using 3-aminopropyltri
ethoxysilane (APTES)
itaconic acid
acrylic anhydride (C
6
H
6
O
3
)
1-ethyl-(3-dimethylaminopropyl) carbodiimide (EDC)
and
N
-hydroxysuccinimide (NHS). Subsequently
a P(mSiO
2
-
co
-AA-
co
-AM) emulsion was prepared
via
free radical polymerization using acrylic acid and acrylamide as monomers and ammonium persulfate (APS) as the initiator. The structure and morphology of the emulsion were characterized using Fourier transform infrared spectroscopy (FTIR)
scanning electron microscopy (SEM)
and particle size analysis. The anti-water erosion performance
compressive strength
and water retention properties were evaluated by incorporating the P(mSiO
2
-
co
-AA-
co
-AM) emulsion into loess and red soils. The results indicated that with the addition of 0.50 wt% P(mSiO
2
-
co
-AA-
co
-AM) emulsion
the anti-scour time of red soil increased by 24.9 times
whereas the water erosion rate decreased from 400 %/h to 16.00 %/h. The compressive strength was enhanced by 8.7 times. For loess treated with 0.5% of the material
the anti-scour time reached 200 h
which is 2400 times longer than that of loess. The compressive strength of the loess increased by 13 times
and the water retention rate improved by 3.0 times. Outdoor oat cultivation experiments demonstrated that the P(mSiO
2
-
co
-AA-
co
-AM) emulsion did not adversely affect oat germination and growth.
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