长期稳定的超性涂层,可通过聚二甲基素刷和油之间的相互作用来实现
Tong Wang1, Jin Yang1, Shangfei Chen1
1School of Materials Science & Engineering, Shaanxi Key Laboratory of Green Preparation and Functionalization for Inorganic Materials, Shaanxi University of Science & Technology, Xi' an, Shaanxi 710021, P. R. China.
ACS applied materials & interfaces
|February 14, 2024
概括
使用聚甲基 (PDMS) 刷的新型环氧基涂层在油 (SO) 滑下实现长期稳定的超性. 这大大减少了摩擦和磨损,为节能和增强组件保护提供了潜力.
科学领域:
- 材料科学 材料科学 材料科学
- 部落学 (tribology) 是一个学科.
- 表面工程是什么?表面工程是什么?
背景情况:
- 超性为节能和环境保护提供了显著的潜力.
- 传统的超性材料往往依赖于严格的条件和不稳定的性能.
- 对于实际应用,需要强大而稳定的超性解决方案.
研究的目的:
- 开发一种低成本,简单的方法来制备长期稳定的超性涂层.
- 在油 (SO) 滑下,研究用聚甲基 (PDMS) 刷的环氧基涂层的三极管学特性和潜在机制.
- 评估这种涂层在提高 tribological 组件的耐用性和性能方面的潜力.
主要方法:
- 制备一种以环氧为基础的涂层,采用聚甲基 (PDMS) 刷.
- 在油 (SO) 滑条件下对涂层进行 Tribological 测试.
- 分析摩擦系数,磨损轨道宽度和长期稳定性.
- 研究PDMS刷和SO之间的协同滑机制.
主要成果:
- 具有最佳6重%PDMS含量的超滑性涂层表现出低至0.006的摩擦系数和50.9微米的磨损轨宽.
- 这些代表了与纯环氧树脂矩阵相比,摩擦系数减少了10倍,磨损轨宽减少了5.6倍.
- 涂层保持稳定的超度状态,持续5小时的 Tribological 测试.
- 由于内置的PDMS和油膨胀刷,观察到增强的耐腐蚀性.
结论:
- PDMS刷和SO滑的协同效应对观察到的稳定超度负责.
- 开发的以环氧为基础的涂层表现出优异的减少摩擦,耐磨性和长期稳定性.
- 这种超滑性涂层是滑和保护表面的有前途的候选者,用于苛刻的 Tribological 应用.
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