Thermal Stability and Flame Retardancy of Rigid Polyurethane Foam Composites Filled with Phase-Change Microcapsule
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Preparation of Composite Materials
2.2.1. Preparation of Phase-Change Capsules
2.2.2. Preparation of Composite Materials
2.3. Characterization
3. Results and Discussion
3.1. Surface Topography Analysis
3.2. Fourier-Transform Infrared (FT-IR) Spectra Analysis
3.3. XRD Analysis
3.4. Thermogravimetric (TG) Analysis
3.5. DSC Analysis
3.6. Thermal Conductivity Evaluation and Analysis
3.7. Flame-Retardant Performance
3.8. Flame-Retardant Mechanism Analysis
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Samples | Ea1 | Ea2 | Ea3 | Ea | lgA | R2 |
---|---|---|---|---|---|---|
CS/PCM | 404.65 | 390.03 | 403.70 | 399.46 | 64.54 | 0.99 |
RPUF-20 | 665.74 | 638.44 | 663.85 | 656.01 | 105.43 | 0.99 |
RPUF-30 | 869.66 | 832.23 | 864.53 | 855.47 | 138.04 | 0.98 |
Samples | TTI /(s) | PHRR /(kW/m2) | tPHRR /(s) | THR /(kJ/m2) | PSPR /(m2/s) | FIGRA | FRI |
---|---|---|---|---|---|---|---|
RPUF | 2 | 279.58 | 20 | 17.57 | 0.1263 | 13.98 | / |
RPUF-10 | 2 | 190.83 | 22 | 12.85 | 0.0771 | 8.67 | 2.00 |
RPUF-20 | 3 | 126.01 | 25 | 9.21 | 0.0584 | 5.04 | 6.35 |
RPUF-30 | 3 | 93.57 | 25 | 7.58 | 0.0558 | 3.74 | 10.39 |
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Cao, Q.; Cao, Q.; Zhou, L.; Yu, K. Thermal Stability and Flame Retardancy of Rigid Polyurethane Foam Composites Filled with Phase-Change Microcapsule. Materials 2024, 17, 888. https://doi.org/10.3390/ma17040888
Cao Q, Cao Q, Zhou L, Yu K. Thermal Stability and Flame Retardancy of Rigid Polyurethane Foam Composites Filled with Phase-Change Microcapsule. Materials. 2024; 17(4):888. https://doi.org/10.3390/ma17040888
Chicago/Turabian StyleCao, Qing, Qinggui Cao, Lujie Zhou, and Kai Yu. 2024. "Thermal Stability and Flame Retardancy of Rigid Polyurethane Foam Composites Filled with Phase-Change Microcapsule" Materials 17, no. 4: 888. https://doi.org/10.3390/ma17040888