相关实验视频
Updated: May 26, 2025

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Fabrication and Design of Wood-Based High-Performance Composites
Published on: November 9, 2019
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通过现场化学修饰战略设计高阻燃性木材
Yi Sun1, Wenlong Sun1, KangKang Zhang1
1College of Materials Science and Chemical Engineering, Southwest Forestry University, Kunming, Yunnan 650224, Republic of China.
Langmuir : the ACS journal of surfaces and colloids
|February 21, 2025
概括
这项研究开发了一种绿色技术,使用脱和现场的生长来制造阻燃木材复合材料. 经过修改的木材显著提高了阻燃性和机械强度.
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
- 化学工程是化学工程的重要组成部分.
背景情况:
- 对于更广泛的应用,木材材料需要增强阻燃性能.
- 现有的阻燃处理可能对环境产生影响或效率较低.
- 开发可持续的方法来提高木材的耐火性至关重要.
研究的目的:
- 开发一种新的绿色技术,以提高木材的阻燃性和机械性能.
- 为了研究乙烯基正酸盐浸与脱和现场增长相结合的有效性.
- 描述改造木材标本中的结构和性质变化.
主要方法:
- 标本进行了脱,以增加细胞间隙.
- 乙烯基正酸盐被浸并在现场聚合,形成二氧化.
- 福利埃变换红外光谱 (FTIR),X射线衍射 (XRD),X射线光电子光谱 (XPS) 和扫描电子显微镜 (SEM) 用于表征.
主要成果:
- 与未经处理的样本相比,经过修改的样本显示出明显增强的阻燃性能.
- 机械性能得到改善,压力强度达到34.9MPa.
- 在经过改造的木材中,获得了158 MPa·cm·g-1的显著强度与重量比.
结论:
- 结合的脱和 in situ 乙烯基酸盐浸是一种有效的绿色技术,用于制造阻燃性木材复合材料.
- 这种方法大大提高了木材的机械性能和耐火性.
- 这项研究为可持续木材改造提供了一个有希望的途径.
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