Effects of Surface Modification on the Mechanical Properties of Flax/β-Polypropylene Composites
Abstract
:1. Introduction
2. Results and Discussion
2.1. Tensile Properties
2.2. Flexural Properties
2.3. Impact Properties
2.4. Effects of Water Uptake on the Flexural and Impact Properties of Flax/PP Composites
3. Experimental
3.1. Materials
3.2. Fiber Surface Treatment
3.3. Sample Preparation
3.4. Mechanical Tests
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Resin | α-PP | β-PP | ||||
---|---|---|---|---|---|---|
Treatment | Untreated | MAPP | VTMO | Untreated | MAPP | VTMO |
Strength (MPa) | 46.4 ± 2.4 | 53.1 ± 2.8 | 31.8 ± 3.7 | 42.8 ± 0.6 | 48.8 ± 2.8 | 34.5 ± 4.0 |
Strain (%) | 12.1 ± 1.1 | 10.7 ± 1.6 | 6.0 ± 0.7 | 12.5 ± 0.9 | 11.1 ± 0.2 | 2.7 ± 0.3 |
Modulus (GPa) | 1.56 ± 0.23 | 2.97 ± 0.62 | 3.01 ± 0.44 | 1.66 ± 0.22 | 2.65 ± 0.15 | 3.97 ± 0.15 |
Resin | α-PP | β-PP | ||||
---|---|---|---|---|---|---|
Treatment | Untreated | MAPP | VTMO | Untreated | MAPP | VTMO |
Strength (MPa) | 20.8 ± 1.4 | 32.1 ± 4.3 | 34.4 ± 4.0 | 15.5 ± 1.6 | 25.8 ± 2.3 | 37.8 ± 3.1 |
Modulus (GPa) | 0.81 ± 0.08 | 1.73 ± 0.19 | 1.96 ± 0.23 | 0.59 ± 0.07 | 1.13 ± 0.17 | 2.19 ± 0.13 |
Impact energy (J/m) | 329 ± 21 | 466 ± 3 | 263 ± 19 | 367 ± 18 | 437 ± 19 | 265 ± 11 |
Sample | Strength (cN/tex) | Strain (%) |
---|---|---|
Flax (Untreated) | 230.57 | 0.86 |
Flax (VTMO) | 300.23 | 1.25 |
Flax (MAPP) | 274.16 | 1.12 |
α-PP | 39.64 | 29.63 |
β-PP | 30.94 | 32.04 |
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Wu, C.-M.; Lai, W.-Y.; Wang, C.-Y. Effects of Surface Modification on the Mechanical Properties of Flax/β-Polypropylene Composites. Materials 2016, 9, 314. https://doi.org/10.3390/ma9050314
Wu C-M, Lai W-Y, Wang C-Y. Effects of Surface Modification on the Mechanical Properties of Flax/β-Polypropylene Composites. Materials. 2016; 9(5):314. https://doi.org/10.3390/ma9050314
Chicago/Turabian StyleWu, Chang-Mou, Wen-You Lai, and Chen-Yu Wang. 2016. "Effects of Surface Modification on the Mechanical Properties of Flax/β-Polypropylene Composites" Materials 9, no. 5: 314. https://doi.org/10.3390/ma9050314