Three-Dimensional Printing of Shape Memory Liquid Crystalline Thermoplastic Elastomeric Composites Using Fused Filament Fabrication
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Sample Preparation
2.3. Sample Characterisation
2.3.1. Melt Flow Index
2.3.2. Optical Microscopy
2.3.3. Thermal Properties
2.3.4. Thermal Stability
2.3.5. Fourier-Transform Infrared (FTIR) Spectroscopy
2.3.6. Shape Memory Behaviours
3. Fabrication of 3D-Printed LCTPEs and Their Composites
4. Results and Discussion
4.1. The Effect of Rotor Speed on the Melt Flow Index of LCTPE and Their Composites
4.2. Surface Morphology of LCTPE and Composite Materials
4.3. Thermal Properties of LCTPEs and Their Composites
4.4. Thermal Stability of LCTPEs and Their Composites
4.5. FTIR Analysis of the Neat LCE, Neat TPU, and LCTPE Materials
4.6. Shape Memory Behaviours of LCTPE Materials
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Samples | Mixing Process |
---|---|
LCTPE@60 | 60 rpm for 10 min at 190 °C |
LCTPE@120 | 120 rpm for 10 min at 190 °C |
LCTPE@180 | 180 rpm for 10 min at 190 °C |
LCTPE/lignin@180 | LCE and TPU were mixed at 180 rpm for 9 min, and lignin was then added to mix for 1 min at 190 °C. |
Parameters | Value |
---|---|
Print nozzle diameter (mm) | 0.8 |
Nozzle temperature (°C) | 223 |
Bed temperature (°C) | 50 |
Layer thickness (mm) | 0.15 |
Printing speed (mm/s) | 30 |
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Prathumrat, P.; Nikzad, M.; Jahromi, F.T.; Hajizadeh, E.; Sbarski, I. Three-Dimensional Printing of Shape Memory Liquid Crystalline Thermoplastic Elastomeric Composites Using Fused Filament Fabrication. Polymers 2023, 15, 3961. https://doi.org/10.3390/polym15193961
Prathumrat P, Nikzad M, Jahromi FT, Hajizadeh E, Sbarski I. Three-Dimensional Printing of Shape Memory Liquid Crystalline Thermoplastic Elastomeric Composites Using Fused Filament Fabrication. Polymers. 2023; 15(19):3961. https://doi.org/10.3390/polym15193961
Chicago/Turabian StylePrathumrat, Peerawat, Mostafa Nikzad, Fareed Tamaddoni Jahromi, Elnaz Hajizadeh, and Igor Sbarski. 2023. "Three-Dimensional Printing of Shape Memory Liquid Crystalline Thermoplastic Elastomeric Composites Using Fused Filament Fabrication" Polymers 15, no. 19: 3961. https://doi.org/10.3390/polym15193961