Effect of MAH-g-PLA on the Properties of Wood Fiber/Polylactic Acid Composites
Abstract
:1. Introduction
2. ExperimentalMaterials and Methods
2.1. Materials
2.2. MAH-g-PLA Preparation
2.3. FT-IR of MAH-g-PLA
2.4. Determination of Grafting Degree
2.5. Preparation of PLA/Wood Fiber/MAH-g-PLA Composites
2.6. Characterization of the PLA/Wood Fiber/MAH-g-PLA Composites
2.6.1. X-ray Diffraction and Crystallinity
2.6.2. Mechanical Properties.
2.6.3. Thermal Gravimetric Analysis
2.6.4. Dynamic Mechanical Thermal Analysis
2.6.5. Water Absorption
2.6.6. Scanning Electron Microscopy
3. Result
3.1. FTIR Spectra of MAH-g-PLA
3.2. Grafting Degree of MAH-g-PLA
3.3. Performance of PLA/Wood fiber/MAH-g-PLA
3.3.1. XRD and Crystallinity
3.3.2. Mechanical Properties
3.3.3. Thermal Stability
3.3.4. Dynamic Rhelogy
3.3.5. Water Absorption
3.3.6. Morphology Characterization
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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MAH (g) | DCP (g) | PLA (g) | Acetone (mL) |
---|---|---|---|
0.5 | 0.5 | 100 | 10 |
1.0 | 0.5 | 100 | 10 |
1.5 | 0.5 | 100 | 10 |
2.0 | 0.5 | 100 | 10 |
2.5 | 0.5 | 100 | 10 |
Code | Wood Fiber (g) | PLA (g) | MAH-g-PLA (g) |
---|---|---|---|
1 | 60 | 240 | 0 |
2 | 60 | 216 | 24 |
3 | 60 | 192 | 48 |
4 | 60 | 168 | 72 |
5 | 60 | 144 | 96 |
6 | 60 | 120 | 120 |
MAH (g) | Grafting Degree (%) |
---|---|
0.5 | 0.45 |
1.0 | 0.51 |
1.5 | 0.97 |
2.0 | 0.91 |
2.5 | 0.86 |
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Zhang, L.; Lv, S.; Sun, C.; Wan, L.; Tan, H.; Zhang, Y. Effect of MAH-g-PLA on the Properties of Wood Fiber/Polylactic Acid Composites. Polymers 2017, 9, 591. https://doi.org/10.3390/polym9110591
Zhang L, Lv S, Sun C, Wan L, Tan H, Zhang Y. Effect of MAH-g-PLA on the Properties of Wood Fiber/Polylactic Acid Composites. Polymers. 2017; 9(11):591. https://doi.org/10.3390/polym9110591
Chicago/Turabian StyleZhang, Lei, Shanshan Lv, Ce Sun, Lu Wan, Haiyan Tan, and Yanhua Zhang. 2017. "Effect of MAH-g-PLA on the Properties of Wood Fiber/Polylactic Acid Composites" Polymers 9, no. 11: 591. https://doi.org/10.3390/polym9110591