班托尼特含量对磁修流体性能特征的影响
Shengjie Li1, Hu Deng2, Junyu Chen3
1School of Mechanical and Electrical Engineering and Transportation, Shaoxing Vocational and Technical College Shaoxing 312000 China.
RSC advances
|February 2, 2026
概括
添加本托尼特可以通过形成网络结构来提高磁石流体的稳定性和性能. 在1.2%重量百分比的顿石下,可以看到最佳的结果,而更高的度会导致凝结或不可逆转的降解.
科学领域:
- 材料科学 材料科学 材料科学
- 体科学 体科学 体科学
背景情况:
- 磁铁流体 (MRF) 是智能材料,其粘度随着应用磁场而变化.
- 提高MRF的沉积稳定性和再分散性对于其实际应用至关重要.
研究的目的:
- 为了研究土酸盐度对土酸盐修饰磁铁流体 (BMRFs) 的特性的影响.
- 为了确定最佳的本托尼特度,以提高稳定性,质性和重新分散性.
主要方法:
- 在MRF中,本托尼特度 (0-2.0重量%) 的系统变化.
- 评估沉积稳定性,性行为 (粘度,粘弹性) 和重新分散性.
- 微观结构分析,以了解本托尼特网络形成的作用.
主要成果:
- 添加本托尼特可通过形成3D网络结构显著提高沉积稳定性.
- 在稳定性和再分散性方面,在1.2%重量百分比的托尼特中获得了最佳性能.
- 较高度的顿石 (重量1.6%,重量2.0%) 导致部分凝结和不可逆转的财产退化,分别.
- 托尼特增强了磁力学效应,促进了较早的磁和,并扩大了线性粘弹性区域.
结论:
- 托尼特是一种有效的添加剂,可以提高MRF的稳定性和磁铁学性能.
- 度为1.2 wt%的顿石提供了稳定性,再分散性和性能之间的良好平衡.
- 需要仔细控制本托尼特度,以避免对流动性和长期性质产生负面影响.
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