关于环氧改性青和钢渣的性能研究超薄摩擦过程
Quanmin Zhang1, Ziyu Lu2, Anqi Chen1
1State Key Laboratory of Silicate Materials for Architectures, Wuhan University of Technology, Wuhan 430070, China.
Materials (Basel, Switzerland)
|September 28, 2024
概括
这项研究开发了一种耐用,耐滑的青超薄覆盖,使用环氧青和钢渣. 优化的40%环氧青混合物提高了路面的性能和寿命.
科学领域:
- 材料科学 材料科学 材料科学
- 土木工程 土木工程是指土木工程.
- 铺路工程工程 铺路工程
背景情况:
- 超薄覆盖 (UTOL) 增强了青路面的表面,但由于它们的薄度容易磨损.
- 提高UTOL的耐用性和抗滑性对于延长路面使用寿命至关重要.
研究的目的:
- 使用环氧青 (EA) 和钢铁渣制备耐用且耐滑的青超薄覆盖层.
- 为了优化环氧青混合物,提高路面性能.
主要方法:
- 标志着环氧青的物理特性 (透,软化点,弹性,粘度).
- 使用动态剪切风湿计 (DSR) 评估的风湿性质.
- 通过差分扫描热量计 (DSC) 和里埃变换红外光谱 (FTIR) 分析了固化行为.
- 测试了带有钢的环氧超薄覆盖层 (EUTOL) 的路面性能.
主要成果:
- 在40%的兴奋剂中实现了环氧树脂最佳分布和面积份额.
- 添加环氧树脂改善了EA的高温粘弹性特性,增加了软化点,并影响了透和灵活性.
- 混合和铺路的最佳EA组合温度确定为150°C.
- 钢渣有效地提高了UTOL的抗滑耐久性,热稳定性,耐水性和疲劳寿命.
结论:
- 40%环氧青与钢的混合物提供了耐用且耐滑的超薄覆盖层.
- 开发的EUTOL显示了主要路面性能指标的显著改进.
- 这项研究提供了一个可行的解决方案,以提高青路面的维护和寿命.
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