Aging Resistance of Biocomposites Crosslinked with Silica and Quercetin
Abstract
:1. Introduction
2. Results and Discussion
2.1. Thermogravimetry Analysis
2.2. Static Mechanical Tests
2.3. Surface Free Energy (SFE) Measuements
2.4. Color Identification
2.5. FT-IR Absorbance Spectra Analysis
3. Materials and Methods
3.1. Materials and Processing
3.2. Thermogravimetry Analysis
3.3. Solar Aging Process
3.4. Thermo-Oxidative Aging Process
3.5. Static Mechanical Tests
- —aging coefficient [MPa];
- —composite’s tensile strength after aging process (TS) [MPa];
- —composite’s elongation at break after aging process (Eb) [%];
- —composite’s tensile strength before aging process (TS) [MPa];
- —elongation at break before aging process (Eb) [%];
3.6. Contact Angle and Surface Free Energy Measuements
- —interfacial tension at the border of solid and liquid ;
- —surface energy of solid ;
- —surface tension of liquid ;
- —dispersive component of solid’s surface tension ;
- —dispersive component of liquid’s surface tension ;
- —polar component of solid’s surface energy ;
- —polar component of liquid’s surface tension ;
3.7. Color Identification
3.8. FT-IR Absorbance Spectra Analysis
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Sample | T2% [°C] | Residual Rate [%] (T = 800 °C) |
---|---|---|
ENR | 343 | 0.96 |
ENR/DCP | 332 | 0.41 |
ENR/SIL | 350 | 12.29 |
ENR/Q2 | 342 | 1.57 |
ENR/Q4 | 328 | 0.27 |
ENR/SIL/Q2 | 340 | 12.46 |
ENR/SIL/Q4 | 325 | 12.17 |
Components | Mass Ratio [phr*] | ||||||
---|---|---|---|---|---|---|---|
ENR | ENR/DCP | ENR/SIL | ENR/Q2 | ENR/Q4 | ENR/SIL/Q2 | ENR/SIL/Q4 | |
ENR-50 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
DCP | - | 2 | - | - | - | - | - |
quercetin | - | - | - | 2 | 4 | 2 | 4 |
silica | - | - | 15 | - | - | 15 | 15 |
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Masek, A.; Olejnik, O. Aging Resistance of Biocomposites Crosslinked with Silica and Quercetin. Int. J. Mol. Sci. 2021, 22, 10894. https://0-doi-org.brum.beds.ac.uk/10.3390/ijms221910894
Masek A, Olejnik O. Aging Resistance of Biocomposites Crosslinked with Silica and Quercetin. International Journal of Molecular Sciences. 2021; 22(19):10894. https://0-doi-org.brum.beds.ac.uk/10.3390/ijms221910894
Chicago/Turabian StyleMasek, Anna, and Olga Olejnik. 2021. "Aging Resistance of Biocomposites Crosslinked with Silica and Quercetin" International Journal of Molecular Sciences 22, no. 19: 10894. https://0-doi-org.brum.beds.ac.uk/10.3390/ijms221910894