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功能化的平竹板:防火,防水和防复合涂料的现场浸泡组件
Longchao Ma1, Yihan Zhao1, Tao Zhang1
1Jiangsu Co-Innovation Center of Efficient Processing and Utilization of Forest Resources, Nanjing Forestry University, Nanjing 210037, China.
International journal of biological macromolecules
|August 20, 2024
概括
这项研究开发了一种新型的阻燃和超水涂层,用于使用胺,植物酸,离子和劳拉特的平坦竹板. 经过处理的竹子表现出增强的耐用性和抗菌性,提高了其适用于建筑的适用性.
科学领域:
- 材料科学 材料科学 材料科学
- 木材科学 木材科学 木材科学
- 表面化学 表面化学
背景情况:
- 平板竹板 (FB) 面临着易燃性和吸收水分的挑战.
- 开发先进的涂层对于提高竹材质的性能和应用至关重要.
研究的目的:
- 为FB创建一个复合涂层,增强阻燃性和超性.
- 为了提高FB的耐用性,自我清洁和防特性.
主要方法:
- 使用现场浸策略,在FB表面上组装了胺 (MEL),植物酸 (PA),离子 (Ce3+) 和 Laurate (La).
- 用UL-94垂直燃烧测试和限制氧指数 (LOI) 来评估涂层FB的阻燃性.
- 通过测量水接触角度来评估超性,并通过磨损和皮带来测试机械稳定性.
主要成果:
- 在UL-94测试中,MEL/PA-Ce3+@La涂层的FB在UL-94测试中获得了V-0评级,LOI为38.5%.
- 由于微/纳米结构和降低的表面能量,实现了具有156.5°的水接触角的超疏水表面.
- 涂层的FB表现出自我清洁,抗模具性能和出色的机械稳定性,在36个磨损/剥离周期后保留了疏水性.
结论:
- 这种创新的涂层策略有效地使平的竹板具有阻燃性和超水性.
- 增强的性能显著扩大了FB在建筑和装饰材料中的潜在应用.
- 开发的方法为先进的竹子加工和材料开发提供了可行的方法.
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