通过DDSQ桥接的二环烯氧化物:作为酸树脂的填充剂的制备,表征和应用
Xiaoye Gao1, Wencheng Gao1, Dingyi Lu1
1College of Materials Science and Engineering, Beijing University of Chemical Technology, Beijing 100029, China.
Molecules (Basel, Switzerland)
|March 13, 2025
概括
研究人员开发了一种新型的双环氧化双层丝素 (DEDDSQ) 来增强热固化树脂. 这种DEDDSQ提高了热稳定性,并降低了酸纳米复合材料中的介电常数.
科学领域:
- 材料科学 材料科学 材料科学
- 聚合物化学 聚合物化学
- 纳米技术纳米技术
背景情况:
- 耐热树脂需要更好的介电性质,用于先进的应用.
- 反应性填充剂提供了一种可行的方法来提高树脂性能.
- 锡尔斯基奥克桑是功能材料的多功能前体.
研究的目的:
- 为了合成一种新型的双环氧化双层丝二氧化 (DEDDSQ).
- 调查DEDDSQ作为酸 (CE) 树脂中的反应性填充剂的应用.
- 评估DEDDSQ对基于CE的纳米复合材料的热和介电性能的影响.
主要方法:
- 通过FTIR,NMR和MS确认了DEDDSQ的合成.
- CE/E51/DEDDSQ纳米复合材料的制造.
- 使用XRD,EDS,DMA和介电性质测量进行表征.
主要成果:
- DEDDSQ成功合成并得到证实.
- 在CE树脂矩阵内实现了DEDDSQ的均分散.
- CE/E51/8.0DEDDSQ纳米复合材料显示了高的玻璃过渡温度 (264°C),表明了极好的热稳定性.
- 酸树脂的介电常数在1MHz下降到2.47,并添加了DEDDSQ.
结论:
- DEDDSQ作为一种有效的反应性填充剂,用于增强热固化树脂.
- 开发的纳米复合材料具有卓越的热稳定性和理想的介电性质.
- 这项研究为开发高性能介电材料提供了一个有前途的途径.
相关概念视频
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