用阿雷卡树叶薄膜纤维增强的环氧聚合物复合材料的机械评估
1Mechanical Engineering Department, GITAM School of Technology, Bengaluru 561203, Karnataka, India.
ACS omega
|June 30, 2025
概括
经过化学处理的阿雷卡叶纤维可以制造出强大,环保的环氧复合材料. 这些天然纤维复合材料为合板提供了可持续的替代品,减少了森林砍伐.
科学领域:
- 材料科学 材料科学 材料科学
- 聚合物科学 聚合物科学
- 复合材料 复合材料 复合材料
背景情况:
- 天然纤维比人工纤维具有可再生性和成本效益等优势.
- 阿雷卡树叶纤维是多功能性的,其性能根据含水量而有所不同.
- 开发可持续的复合材料对于环境保护至关重要.
研究的目的:
- 为了研究化学处理的Areca盖纤维增强环氧复合材料的机械性能.
- 为了确定这些复合材料的最佳纤维长度和组成.
- 评估这些复合材料作为合板的环保替代品的潜力.
主要方法:
- 化学处理的阿雷卡外纤维.
- 制造具有不同纤维长度和体积分数的环氧复合材料.
- 机械测试包括拉力,压缩,曲,层间剪切和冲击强度.
- 使用FTIR,XRD和热分析进行表征.
主要成果:
- 发现最优的组成是15毫米的纤维长度和30%的纤维体积分数.
- 与合板,纯环氧和未经加工纤维相比,areca罩纤维增强的环氧复合材料表现出优越的机械性能.
- 获得的特定机械强度:拉力66.90 MPa,压缩31.02 MPa,曲80.17 MPa,层间剪切2.50 MPa,撞击9.89 kJ/m2.
结论:
- 经过性处理的阿雷卡叶纤维复合材料显示出明显增强的机械性能.
- 这些复合材料代表了一个可行的,环保的替代品,以传统材料,如合板.
- 该研究支持在复合材料中使用天然纤维,以获得环境效益和减少森林砍伐.
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