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纳米复合物聚硫/CB 经挤出和溶液混合修改,用于增强尿毒素的去除

Marlene Andrade-Guel¹, Christian J Cabello-Alvarado^1,2, Sendar Daniel Nery-Flores³

¹Center for Research in Applied Chemistry, Saltillo 25294, Coahuila, Mexico.

Materials (Basel, Switzerland)

|July 30, 2025

概括

聚硫纳米复合材料与碳黑纳米颗粒有效地去除尿素. 融挤出方法产生了优异的纳米粒子分散和高尿素去除效率,材料显示非溶血性质.

科学领域:

材料科学材料科学材料科学
聚合物化学聚合物化学
环境工程环境工程

背景情况:

聚硫 (PSU) 是一种多用途的聚合物,在水处理中具有潜在的应用.
开发有效的尿素去除方法对于净水和废水管理至关重要.
碳黑 (CB) 纳米粒子可以增强聚合物特性.

研究的目的:

制造和评估用于尿素去除的基于聚硫的纳米复合材料.
为了比较使用溶液混合与融挤出制造方法的尿素去除效率.
评估开发的纳米复合材料的可重复使用性和生物相容性.

主要方法:

通过溶液混合和融挤出制造聚硫/碳黑纳米复合材料.
使用FTIR,XRD,TGA和SEM进行表征.
尿素吸附研究以确定去除效率和可重复使用性.
血液溶解试验用于评估生物相容性.

主要成果:

与溶液混合相比,融挤出导致更好的碳黑纳米粒子分散.
实现了76% (挤出) 和72% (溶液混合) 的尿素去除百分比.
纳米复合材料在五个循环中保持了尿素去除效率,与纯聚硫不同.
血液溶解试验证实了纳米复合材料的非血液溶解性质 (<1%的血液溶解).

结论:

聚硫-碳黑纳米复合材料对尿素去除有效.
融挤出方法是优越的,以实现最佳的纳米粒子分散和性能.
开发的纳米复合材料显示出良好的可重复使用性和生物相容性,可用于潜在的水处理应用.

关键词:

碳黑是一种碳黑.融化挤出融化挤出聚硫电话是一种多硫电话.解决方案混合混合混合.尿素 urea 的使用方法

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