The Effect of Cellulose Nanocrystal Coatings on the Glass Fiber–Epoxy Interphase
Abstract
:1. Introduction
2. Materials and Methods
2.1. General Information
2.2. CNC-Dispersion and Emulsion Preparation
2.3. Addition of CNCs on the GF Surface
2.4. Fiber and Composite Imaging
2.5. Characterization of Interfacial Shear Strength (IFSS)
2.6. CNC–Fiber Interactions
3. Results
3.1. Probing the Coatings on GF Using FTIR
3.2. Coating Characterization by SEM and TGA
3.3. Fragmentation Behavior
3.4. Photoelastic Features at Fragmentation
4. Discussion
4.1. Effect of Dispersion Media on Fragmentation
4.2. Effect of CNC Surface Functionalization on Fragmentation
4.3. Effect of CNC Concentration on Fragmentation
5. Conclusions
Author Contributions
Disclaimer
Funding
Acknowledgments
Conflicts of Interest
References
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1st Part | 2nd Part | 3rd Part | 4th Part | 5th Part | |
---|---|---|---|---|---|
Variable: | Fiber type | Dispersant concentration% | Dispersion medium | CNC% in solution | CNC functionality |
Values: |
|
|
|
|
|
Sample | Coating Type | Sample | Coating Type |
---|---|---|---|
G0 | As-received | G5e | GF coat 5%Emulsion |
Ga1CI | GF coat 1%CNCS | G5e1CII | GF coat 5%Emulsion 1%CNCPh |
Ga1CII | GF coat 1%CNCPh | G5e2CII | GF coat 5%Emulsion 2%CNCPh |
Ga2CII | GF coat 2%CNCPh | G1e1CII | GF coat 1%Emulsion 1%CNCPh |
Gp | GF coat 0.01%PLL | G5e1CI | GF coat 5%Emulsion 1%CNCS |
Gp0.1CI | GF coat 0.01%PLL 0.1%CNCS | G5s | GF coat 5%EP871 |
Gp0.1CII | GF coat 0.01%PLL 0.1%CNCPh | G5s1CII | GF coat 5%EP871 1%CNCPh |
Gp1CI | GF coat 0.01%PLL 1%CNCS | ||
Gp1CII | GF coat 0.01%PLL 1%CNCPh |
Coating Type | G0 | Ga1CII | G5e | G5e1CII | G5s1CII |
---|---|---|---|---|---|
Avg. mass% | 0.75 (0.03) | 2.15 (0.38) | 3.92 (0.13) | 6.66 (0.71) | 7.44 (0.91) |
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Goswami, J.; Haque, E.; Fox, D.M.; Gilman, J.W.; Holmes, G.A.; Moon, R.J.; Kalaitzidou, K. The Effect of Cellulose Nanocrystal Coatings on the Glass Fiber–Epoxy Interphase. Materials 2019, 12, 1951. https://doi.org/10.3390/ma12121951
Goswami J, Haque E, Fox DM, Gilman JW, Holmes GA, Moon RJ, Kalaitzidou K. The Effect of Cellulose Nanocrystal Coatings on the Glass Fiber–Epoxy Interphase. Materials. 2019; 12(12):1951. https://doi.org/10.3390/ma12121951
Chicago/Turabian StyleGoswami, Joyanta, Ejaz Haque, Douglas M. Fox, Jeffrey W. Gilman, Gale A. Holmes, Robert J. Moon, and Kyriaki Kalaitzidou. 2019. "The Effect of Cellulose Nanocrystal Coatings on the Glass Fiber–Epoxy Interphase" Materials 12, no. 12: 1951. https://doi.org/10.3390/ma12121951